Krebs on Security

JANUARY 22, 2019

In July 2018, email users around the world began complaining of receiving spam which began with a password the recipient used at some point in the past and threatened to release embarrassing videos of the recipient unless a bitcoin ransom was paid. ” SAY WHAT? 13, 2018 bomb threat hoax. domaincontrol.com, and ns18.domaincontrol.com.

DNS 247

DNS Internet Internet Computers and Electronics 247

Security Affairs

JANUARY 10, 2019

Security expert uncovered a DNS hijacking campaign targeting organizations in various industries worldwide and suspects Iranian APT groups. “ Experts monitored the activities of threat actors between January 2017 and January 2019. . “ Experts monitored the activities of threat actors between January 2017 and January 2019.

DNS 109

DNS Telecommunications Government Encryption 109

Krebs on Security

MARCH 2, 2020

HYAS said it quickly notified the French national computer emergency team and the FBI about its findings, which pointed to a dynamic domain name system (DNS) provider on which the purveyors of this attack campaign relied for their various malware servers. ‘FATAL’ ERROR. to for a user named “ fatal.001.”

DNS 276

DNS Penetration Testing Malware Hacking 276

Krebs on Security

NOVEMBER 21, 2020

2019 that wasn’t discovered until April 2020. “This gave the actor the ability to change DNS records and in turn, take control of a number of internal email accounts. . “This gave the actor the ability to change DNS records and in turn, take control of a number of internal email accounts.

Cryptocurrency 363

Cryptocurrency VPN Scams Social Engineering 363

Security Affairs

JULY 13, 2019

The campaign uncovered by Avast aimed at silently modifying the Brazilian users’ Domain Name System (DNS) settings to redirect victims to malicious websites mimicking legitimate ones. “ Malware then guesses routers’ passwords , which new research from Avast shows are often weak. ” states the analysis published by Avast.

DNS 108

DNS Passwords Advertising Banking 108

Krebs on Security

JULY 3, 2023

However, searching passive DNS records at DomainTools.com for thedomainsvault[.]com Searching on ubsagency@gmail.com in Constella Intelligence shows the address was used sometime before February 2019 to create an account under the name “ SammySam_Alon ” at the interior decorating site Houzz.com. Thedomainsvault[.]com

Scams 276

Scams Business Services Accountability Marketing 276

Security Affairs

APRIL 8, 2019

Researchers detected Roaming Mantis-related malware over 6,800 times for more than 950 unique users in the period between February 25 and March 20, 2019. Attackers used a new method of phishing with malicious mobile configurations along with previously observed DNS manipulation technique.

DNS 111

DNS Mobile Phishing Malware 111

Security Affairs

SEPTEMBER 26, 2024

In August, Volexity researchers reported that a China-linked APT group, tracked as StormBamboo (aka Evasive Panda , Daggerfly , and StormCloud), successfully compromised an undisclosed internet service provider (ISP) in order to poison DNS responses for target organizations. The company linked the attacks to StormBamboo APT group.

Internet 136

Internet Internet DNS Telecommunications 136

Security Affairs

AUGUST 20, 2021

Mozi is an IoT botnet that borrows the code from Mirai variants and the Gafgyt malware , it appeared on the threat landscape in late 2019. According to the researchers, in the last months of 2019, the botnet was mainly involved in DDoS attacks. .” Follow me on Twitter: @securityaffairs and Facebook. Pierluigi Paganini.

IoT 114

IoT DNS Manufacturing Firmware 114

Krebs on Security

APRIL 4, 2024

A review of the passive DNS records tied to this address shows that apart from subdomains dedicated to tornote[.]io, In August 2019, a slew of websites and social media channels dubbed “HKLEAKS” began doxing the identities and personal information of pro-democracy activists in Hong Kong. Among those is rustraitor[.]info

Phishing 255

Phishing Cryptocurrency DDOS Internet 255

Security Affairs

MARCH 20, 2020

In May 2019, the experts noticed that the group started using hacked email addresses of numerous high-profile targets to send credential spam messages. The group was observed using this scheme between 2019 and 2020, and according to the experts, most of the compromised email accounts belong to defense companies in the Middle East.

Phishing 145

Phishing Accountability Advertising DNS 145

Security Affairs

JANUARY 7, 2024

Between 2017 and 2019, the APT group mainly used DNS hijacking in its campaigns. Create and enforce a password policy with adequate complexity requirements for specific accounts. Store passwords in a secrets management system, that can also be used by development environments.

Media 143

Media Accountability Telecommunications Government 143

Cisco Security

AUGUST 12, 2021

For several years, Cisco Secure provided DNS visibility and architecture intelligence with Cisco Umbrella and Cisco Umbrella Investigate ; and automated malware analysis and threat intelligence with Cisco Secure Malware Analytics (Threat Grid) , backed by Cisco Talos Intelligence and Cisco SecureX. DNS traffic at Record Low.

DNS 137

DNS Firewall Malware Phishing 137

Security Affairs

AUGUST 27, 2019

According to Dragos, the Hexane group has been active since at least the middle of 2018, it intensified its activity since early 2019 with an escalation of tensions within the Middle East. Lyceum was observed using password spraying and brute-force attacks to compromise email accounts of targeted individuals.

DNS 107

DNS Passwords Penetration Testing Social Engineering 107

Security Affairs

MARCH 16, 2021

Experts noticed that the malware also downloads more shell scripts that retrieve brute-forcers that could be used to target devices protected with weak passwords. “The attacks are still ongoing at the time of this writing. “The IoT realm remains an easily accessible target for attackers.

Wireless 142

Wireless IoT DNS VPN 142

Security Affairs

APRIL 23, 2019

Security expert Marco Ramilli published the findings of a quick analysis of the webmask project standing behind the DNS attacks implemented by APT34 (aka OilRig and HelixKitten ). According to Duo, “ OilRig delivered Trojans that use DNS tunneling for command and control in attacks since at least May 2016. Source: MISP Project ).

DNS 109

DNS Computers and Electronics Penetration Testing Government 109

Krebs on Security

FEBRUARY 24, 2023

Shotliff shared an April 2014 password reset email from Black Hat World, which shows he forwarded the plaintext password to the email address legendboy2050@yahoo.com. The only experience listed for Khafagy prior to the TikTok job is labeled “Marketing” at “Confidential,” from February 2014 to October 2019.

Accountability 269

Accountability Advertising Marketing Malware 269

Krebs on Security

DECEMBER 19, 2024

” According to Intel 471, this same Discord account was advertised in 2019 by a person on the cybercrime forum Cracked who used the monikers “ ORN ” and “ ori0n.” A passive DNS lookup on this domain at DomainTools.com shows that its email records pointed to the address ori0nbusiness@protonmail.com.

Hacking 149

Hacking Cybercrime Advertising Data breaches 149

Security Affairs

NOVEMBER 1, 2021

The number of infected devices is impressive, on 2019-11-30 a trusted security partner in the US informed Qihoo 360’s Netlab Cybersecurity reported to have observed 1,962,308 unique daily active IPs from the Pink botnet targeting its systems. According to the experts, Pink is the largest botnet they have observed in the last six years.

Architecture 145

Architecture DDOS Advertising DNS 145

Security Affairs

AUGUST 19, 2019

It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more. News of the day is that Webmin contained a remote code execution vulnerability, tracked as CVE-2019-15107, for more than a year. ehakkus) August 11, 2019. Only version 1.890 is affected also in the default configuration. .”

Passwords 104

Passwords System Administration Advertising DNS 104

Security Affairs

SEPTEMBER 8, 2019

Cisco addresses CVE-2019-12643 critical flaw in virtual Service Container for IOS XE. Cyber Defense Magazine – September 2019 has arrived. Some Zyxel devices can be hacked via DNS requests. CVE-2019-15846 Exim mail server flaw allows Remote Code Execution. Once again thank you!

IoT 102

IoT Data breaches Advertising DNS 102

Security Affairs

MARCH 22, 2020

The expert Bob Diachenko has discovered an unsecured Elasticsearch install belonging to a UK security firm that contained 5 billion records of data leaked in previous incidents that took place between 2012 and 2019. ” wrote Security Discovery’s researcher Bob Diachenko.

Data breaches 111

Data breaches Advertising DNS Engineering 111

Security Affairs

JUNE 6, 2019

This time is the APT34 Jason – Exchange Mail BF project to be leaked by Lab Dookhtegan on June 3 2019. Although there was information about APT34 prior to 2019, a series of leaks on the website Telegram by an individual named “ Lab Dookhtegan ”, including Jason project, exposed many names and activities of the organization.

Computers and Electronics 108

Computers and Electronics Penetration Testing DNS Passwords 108

Krebs on Security

SEPTEMBER 6, 2021

As I noted in 2015, The Manipulaters Team used domain name service (DNS) settings from another blatantly fraudulent service called ‘ FreshSpamTools[.]eu Whoever controlled the Saim Raza cybercriminal identity had a penchant for re-using the same password (“lovertears”) across dozens of Saim Raza email addresses.

Software 276

Software Phishing Cybercrime Accountability 276

Security Affairs

JULY 27, 2020

According to our estimate, CoAP can reach up to 32 times (32x) amplification factor, which is roughly between the amplification power of DNS and SSDP.”. Another protocol exploited by threat actors in the wild is the Web Services Dynamic Discovery (WS-DD), experts observed large scale DDoS attacks in May and August 2019.

DDOS 142

DDOS IoT Internet Internet 142

Security Affairs

OCTOBER 20, 2021

CrowdStrike researchers reported that at least 13 telecommunication companies were compromised by since 2019. ” The hacking group initially compromised one of the telecommunication companies by leveraging external DNS (eDNS) servers which are part of the General Packet Radio Service (GPRS) network. .

Telecommunications 141

Telecommunications Mobile Hacking Architecture 141

Security Affairs

APRIL 14, 2019

DNS hijacking campaigns target Gmail, Netflix, and PayPal users. Adobe Patch Tuesday updates for April 2019 address 43 flaws in its products. Microsoft April 2019 Patch Tuesday fixes Windows 0days under attack. SAP April 2019 Security Patch Day addresses High severity flaws in Crystal Reports, NetWeaver. Kindle Edition.

Data breaches 94

Data breaches Advertising DNS Surveillance 94

Security Affairs

NOVEMBER 21, 2019

“Fast forwarded to October 11, 2019, our Anglerfish honeypot captured another suspicious ELF sample, and it turned out to be the Downloader of the previous suspicious ELF sample.” It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more.

DDOS 108

DDOS Advertising System Administration DNS 108

Security Affairs

JULY 21, 2019

NCSC report warns of DNS Hijacking Attacks. SAP Patch Day – July 2019 addresses a critical flaw in Diagnostics Agent. CVE-2019-6342 flaw allows hackers to fully compromise Drupal 8.7.4 Slack resetting passwords for roughly 1% of its users. The best news of the week with Security Affairs. Kindle Edition. Paper Copy.

Small Business 94

Small Business Media Spyware Advertising 94

Security Affairs

SEPTEMBER 1, 2021

Mozi is an IoT botnet that borrows the code from Mirai variants and the Gafgyt malware , it appeared on the threat landscape in late 2019. According to the researchers, in the last months of 2019, the botnet was mainly involved in DDoS attacks.

IoT 108

IoT DNS Manufacturing Passwords 108

Security Affairs

APRIL 21, 2019

Locked Shields 2019 – Chapeau, France wins Cyber Defence Exercise. CVE-2019-0803 Windows flaw exploited to deliver PowerShell Backdoor. Analyzing OilRigs malware that uses DNS Tunneling. Facebook admitted to have stored millions of Instagram users passwords in plaintext. Broadcom WiFi Driver bugs expose devices to hack.

Computers and Electronics 99

Computers and Electronics Data breaches Advertising Spyware 99

Security Affairs

MARCH 22, 2020

The expert Bob Diachenko has discovered an unsecured Elasticsearch install belonging to the security firm Keepnet Labs that contained 5 billion records of data leaked in previous incidents that took place between 2012 and 2019. ” wrote Security Discovery’s researcher Bob Diachenko.

Data breaches 93

Data breaches Advertising DNS Engineering 93

Security Affairs

JUNE 4, 2019

The infection chain is composed by different stages of password protected SFX (self extracting archive), each containing vbs or batch scripts. Execution of “ winupd.exe ” (SFX) and relative password (uyjqystgblfhs). Information about C2 and relative DNS. This time using the string “ gblfhs ” as password. Malicious e-mail.

Passwords 101

Passwords DNS Engineering Malware 101

SecureList

JUNE 5, 2023

Satacom downloader, also known as LegionLoader, is a renowned malware family that emerged in 2019. It is known to use the technique of querying DNS servers to obtain the base64-encoded URL in order to receive the next stage of another malware family currently distributed by Satacom. To do so, it performs a DNS request to don-dns[.]com

Cryptocurrency 117

Cryptocurrency DNS Malware Encryption 117

SecureList

SEPTEMBER 26, 2022

The infection vector of NullMixer is based on a ‘User Execution’ (MITRE Technique: T1204) malicious link that requires the end user to click on and download a password-protected ZIP/RAR archive with a malicious file that is extracted and executed manually. The user extracts the archived file with the password.

Malware 133

Malware Cryptocurrency Passwords Software 133

Fox IT

JANUARY 12, 2021

NCC Group and Fox-IT observed this threat actor during various incident response engagements performed between October 2019 until April 2020. Credential theft and password spraying to Cobalt Strike. This adversary starts with obtaining usernames and passwords of their victim from previous breaches. Initial access (TA0001).

VPN 68

VPN Accountability Passwords DNS 68

SecureList

JUNE 7, 2023

Roaming Mantis implements new DNS changer We continue to track the activities of Roaming Mantis (aka Shaoye), a well-established threat actor targeting countries in Asia. Android malware, used by Roaming Mantis, and discovered a DNS changer function that was implemented to target specific Wi-Fi routers used mainly in South Korea.

DNS 111

DNS Malware Cryptocurrency Retail 111