General

  • Target

    6eca79b805a5b2f50e45fc4a3a65e1cdc1f3046230e9766a0f725ae869c0fe61

  • Size

    7.1MB

  • Sample

    241124-3x1d7swqdv

  • MD5

    4973952acbd27b9727bdc3315d173bf4

  • SHA1

    0a9af7a620de6a27a08c8529b3c217a9eacd712e

  • SHA256

    6eca79b805a5b2f50e45fc4a3a65e1cdc1f3046230e9766a0f725ae869c0fe61

  • SHA512

    27e8ec2d9f8a7f01e065715de7a18e60a0523f571acff4b2f8026da400598980be18429e0a89d5baf7b2a2827453ae2561ba631a536cf9d0188933194c68c57e

  • SSDEEP

    98304:fYuruQCCPFduJR/QARpSJQ87vwVUbywpNXgOCnXcpjq3Hau3nDhNK1HJkn3/8Fid:fYjQCGxv17IVURRFjqpXDhNK1pZFPE

Malware Config

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

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      6eca79b805a5b2f50e45fc4a3a65e1cdc1f3046230e9766a0f725ae869c0fe61

    • Size

      7.1MB

    • MD5

      4973952acbd27b9727bdc3315d173bf4

    • SHA1

      0a9af7a620de6a27a08c8529b3c217a9eacd712e

    • SHA256

      6eca79b805a5b2f50e45fc4a3a65e1cdc1f3046230e9766a0f725ae869c0fe61

    • SHA512

      27e8ec2d9f8a7f01e065715de7a18e60a0523f571acff4b2f8026da400598980be18429e0a89d5baf7b2a2827453ae2561ba631a536cf9d0188933194c68c57e

    • SSDEEP

      98304:fYuruQCCPFduJR/QARpSJQ87vwVUbywpNXgOCnXcpjq3Hau3nDhNK1HJkn3/8Fid:fYjQCGxv17IVURRFjqpXDhNK1pZFPE

    • 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

    • Detects CryptBot payload

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

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xmrig family

    • xmrig

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

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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.

    • Drops startup file

    • 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.

    • Reads user/profile data of web browsers

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

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • 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