Resubmissions

03-11-2024 12:27

241103-pm75eawrhr 10

03-11-2024 12:08

241103-pa16bstcrf 8

General

  • Target

    https://paste.fo/9253e43132b4

  • Sample

    241103-pm75eawrhr

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://6.top4top.net/p_13529t6r71.jpg

Extracted

Family

limerat

Wallets

1JBKLGyE6AnRGvk92A8x3m8qmXfh3fcEty

Attributes
  • aes_key

    nulled

  • antivm

    true

  • c2_url

    https://pastebin.com/raw/cXuQ0V20

  • delay

    33

  • download_payload

    false

  • install

    false

  • install_name

    dual.exe

  • main_folder

    AppData

  • pin_spread

    false

  • sub_folder

    \DualCore\

  • usb_spread

    true

Extracted

Family

revengerat

Botnet

papa

C2

papa.hopto.org:3344

Mutex

RV_MUTEX-cawrHJfWfhaRC

Extracted

Family

limerat

Attributes
  • antivm

    false

  • c2_url

    https://pastebin.com/raw/cXuQ0V20

  • download_payload

    false

  • install

    false

  • pin_spread

    false

  • usb_spread

    false

Targets

    • Ardamax

      A keylogger first seen in 2013.

    • Ardamax family

    • LimeRAT

      Simple yet powerful RAT for Windows machines written in .NET.

    • Limerat family

    • RevengeRAT

      Remote-access trojan with a wide range of capabilities.

    • Revengerat family

    • RevengeRat Executable

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks