FIN13; Mandiant: FIN13, a Cybercriminal Threat Actor Focused on Mexico

We've updated our paper collection

-XLLPOC, code execution via Excel by, Excel DLL loader (XLL files), being sold on various forums
-ZipExec, executing password protected zip files by, a technique currently used by Emotet

Check it out: https://vx-underground.org

blackcat ransomware sample:) (rust ransomware)

Gomorrah stealer group, or an individual who purchased Gomorrah stealer, left the panel source code exposed online. We have added it to the VXUG Panel source code collection.

https://github.com/vxunderground/MalwareSourceCode/tree/main/Panel

Malware using LOG4J exploit:)

Even more malware using LOG4J exploit:)

Per request, even MORE LOG4J samples:)

Updates to vx-underground:

APT collection:
2021.11.10/Void Balaur
2021.12.06/Nobelium
2021.12.07/FIN13

Malware collection:
Cuba Ransomware
Diavol Ransomware
Log4J Malware
Owowa
Quantum Ransomware
Tor2Mine

Check it out here: http://vx-underground.org

"Espionage Campaign Targets Telecoms Organizations across Middle East and Asia" :) Samples + Paper

We've made large updates to the VXUG APT collection

2021.11.24/APT-38
2021.12.07/TeamTNT
2021.12.08/ShadowPad
2021.12.13/APT-C-61
2021.12.13/Kimsuky
2021.12.14/DarkWatchman
2021.12.14/DoNot
2021.12.15/APT31
2021.12.15/Jolly Jellyfish

Check it out here: https://vx-underground.org

We've updated the VXUG Malware sample collection:

- GoLang-based Log4J malware
- BlackCat Ransomware (ALPHV), Rust-based and uses LLVM for obfuscation
- Yanluowang Ransomware, ransomware that is signed....

Check it out here: https://vx-underground.org

A Security researcher has identified the first Log4J worm. It is a self-propagating Mirai bot. We have aggregated the sample.

You can download the Log4J Mirai worm here: https://vx-underground.org

2022.01.12/Iranian intel cyber suite of malware uses open source tools (MuddyWater)

2022.01.12/OceanLotus (APT32) hackers turn to web archive files to deploy backdoors

REvil detained

Another REvil member detained

We've added a new paper to the VXUG AV paper collection: "In-Depth Analysis of Ransom Note Files" by Yassine Lemmou, Jean-Louis Lanet, El Mamoun Souidi

Analysis of ransomware notes & proposed prototype of identifying Threat Actors by their ransom notes

https://vx-underground.org/av.html

BlackBerry ThreatVector team identified a new ransomware variant dubbed "LokiLocker".

You can download LokiLocker ransomware samples here:

https://samples.vx-underground.org/samples/Families/LokiLockerRansomware/