General

  • Target

    file.exe

  • Size

    2.8MB

  • Sample

    241218-p3m46szke1

  • MD5

    157e44350b06a516680ed7b7584c5e31

  • SHA1

    fc08a1bccbef19fc0c60be65c939ecd344c28d96

  • SHA256

    09bae49e2d08d3316490b621a37fa44ec46eb894133664fffb2b6202e7364c94

  • SHA512

    2b362a144aa0304cbaf890e6a2e63ba7f962f3772d4f74ae5c3af469466df6f5c3ed6c4bf409a5849cc6f1dce5e7cd56fd62ef1d692d4722035bc0c1c699beda

  • SSDEEP

    49152:OpbqeFpPw4cvv9mgxIGSapA/tQzph1LqNVwS+3ctv:Opb3bwhvv9mRapEuzp2NqSeU

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

cryptbot

Extracted

Family

lumma

Targets

    • Target

      file.exe

    • Size

      2.8MB

    • MD5

      157e44350b06a516680ed7b7584c5e31

    • SHA1

      fc08a1bccbef19fc0c60be65c939ecd344c28d96

    • SHA256

      09bae49e2d08d3316490b621a37fa44ec46eb894133664fffb2b6202e7364c94

    • SHA512

      2b362a144aa0304cbaf890e6a2e63ba7f962f3772d4f74ae5c3af469466df6f5c3ed6c4bf409a5849cc6f1dce5e7cd56fd62ef1d692d4722035bc0c1c699beda

    • SSDEEP

      49152:OpbqeFpPw4cvv9mgxIGSapA/tQzph1LqNVwS+3ctv:Opb3bwhvv9mRapEuzp2NqSeU

    • 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

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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

    • 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 user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • 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