General

  • Target

    60865fcc8850fe4b4563a1cbd12d64336c5bfa5d8440aeb8445019227e1fa43f

  • Size

    1.8MB

  • Sample

    241221-1cmw9szpez

  • MD5

    f3b9ff367187038c8bea07141fc6df54

  • SHA1

    ec9433c3bdbb9406ee8381fe62d71cbcf3fa47fa

  • SHA256

    60865fcc8850fe4b4563a1cbd12d64336c5bfa5d8440aeb8445019227e1fa43f

  • SHA512

    d84f67f659e5059f33110e56ce3abce6e7f62a54b55c0f47e01fd91cd58513c422c41dca7643ca14edf1b8481cffeb04c0b15a97853d41cc54a19713267afd49

  • SSDEEP

    24576:bNxCHpe72u5pq5C/9IYPEj7JpwH6mxdisHxP8BICVA1KVw1cnTq4bnOinSF7FOpH:nCH07Vi+EP4ZVHx0BdVrAqy7FOplWC

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

cryptbot

Extracted

Family

lumma

Extracted

Family

gurcu

C2

https://api.telegram.org/bot7855878545:AAEEMUvgpX9jTAxlDd2gM_Sbv2jbI6-5_0o/sendMessage?chat_id=7427009775

Targets

    • Target

      60865fcc8850fe4b4563a1cbd12d64336c5bfa5d8440aeb8445019227e1fa43f

    • Size

      1.8MB

    • MD5

      f3b9ff367187038c8bea07141fc6df54

    • SHA1

      ec9433c3bdbb9406ee8381fe62d71cbcf3fa47fa

    • SHA256

      60865fcc8850fe4b4563a1cbd12d64336c5bfa5d8440aeb8445019227e1fa43f

    • SHA512

      d84f67f659e5059f33110e56ce3abce6e7f62a54b55c0f47e01fd91cd58513c422c41dca7643ca14edf1b8481cffeb04c0b15a97853d41cc54a19713267afd49

    • SSDEEP

      24576:bNxCHpe72u5pq5C/9IYPEj7JpwH6mxdisHxP8BICVA1KVw1cnTq4bnOinSF7FOpH:nCH07Vi+EP4ZVHx0BdVrAqy7FOplWC

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detect Vidar Stealer

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu aka WhiteSnake is a malware stealer written in C#.

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • XMRig Miner payload

    • 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 BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks