- APT10: Tracking down LODEINFO 2022, part I
October 31, 2022
Kaspersky has been tracking activities involving the LODEINFO malware family since 2019, looking for new modifications and thoroughly investigating any attacks utilizing those new variants. LODEINFO is sophisticated fileless malware first named in a blogpost from JPCERT/CC in February 2020. The malware was regularly modified and upgraded by the developers to target media, diplomatic, governmental and ...
- Banking Trojan Techniques: How Financially Motivated Malware Became Infrastructure
October 31, 2022
While advanced persistent threats get the most breathless coverage in the news, many threat actors have money on their mind rather than espionage. You can learn a lot about the innovations used by these financially motivated groups by watching banking Trojans. Because attackers constantly create new techniques to evade detection and perform malicious acts, studying monetarily ...
- New Azov data wiper tries to frame researchers and BleepingComputer
October 30, 2022
A new and destructive ‘Azov Ransomware’ data wiper is being heavily distributed through pirated software, key generators, and adware bundles, trying to frame well-known security researchers by claiming they are behind the attack. The Azov Ransomware falsely claims to have been created by a well-known security researcher named Hasherazade and lists other researchers, myself, and BleepingComputer, ...
- Cranefly: Threat Actor Uses Previously Unseen Techniques and Tools in Stealthy Campaign
October 28, 2022
Symantec, by Broadcom Software, has discovered a previously undocumented dropper that is being used to install a new backdoor and other tools using the novel technique of reading commands from seemingly innocuous Internet Information Services (IIS) logs. The dropper (Trojan.Geppei) is being used by an actor Symantec calls Cranefly (aka UNC3524), to install another piece of ...
- Defeating Guloader Anti-Analysis Technique
October 28, 2022
Unit 42 researchers recently discovered a Guloader variant that contains a shellcode payload protected by anti-analysis techniques, which are meant to slow human analysts and sandboxes processing this sample. To help speed analysis for this sample and others like it, we are providing a complete Python script to deobfuscate the Guloader sample that is available ...
- Raspberry Robin worm part of larger ecosystem facilitating pre-ransomware activity
October 27, 2022
Microsoft has discovered recent activity indicating that the Raspberry Robin worm is part of a complex and interconnected malware ecosystem, with links to other malware families and alternate infection methods beyond its original USB drive spread. These infections lead to follow-on hands-on-keyboard attacks and human-operated ransomware activity. Microsoft continuous tracking of Raspberry Robin-related activity also ...
- Feds accuse Ukrainian of renting out PC-raiding Raccoon malware to fiends
October 26, 2022
Mark Sokolovsky, 26, a Ukrainian national, is being held in the Netherlands while he awaits extradition to America on cybercrime charges, the US Justice Department said on Tuesday. Sokolovsky, said to have used the online names Photix, Raccoon Stealer, and black21jack77777, was indicted on November 2, 2021 by a federal grand jury for his alleged role ...
- Exbyte: BlackByte Ransomware Attackers Deploy New Exfiltration Tool
October 21, 2022
Symantec’s Threat Hunter Team has discovered that at least one affiliate of the BlackByte ransomware (Ransom.Blackbyte) operation has begun using a custom data exfiltration tool during their attacks. The malware (Infostealer.Exbyte) is designed to expedite the theft of data from the victim’s network and upload it to an external server. BlackByte is a ransomware-as-a-service operation that ...
- From RM3 to LDR4: URSNIF Leaves Banking Fraud Behind
October 20, 2022
A new variant of the URSNIF malware, first observed in June 2022, marks an important milestone for the tool. Unlike previous iterations of URSNIF, this new variant, dubbed LDR4, is not a banker, but a generic backdoor (similar to the short-lived SAIGON variant), which may have been purposely built to enable operations like ransomware and ...
- ‘Fully undetectable’ Windows backdoor gets detected
October 18, 2022
SafeBreach Labs says it has detected a novel fully undetectable (FUD) PowerShell backdoor, which calls into question the accuracy of threat naming. More significantly, the malware may backdoor your Windows system by masquerading as part of the update process. Tomer Bar, director of security research at SafeBreach, explains in an advisory that the software nasty and associated ...