General

  • Target

    bb95e57a10b2df94bcc9a71279df11412170663528f2ddcd1f55d7a209761500

  • Size

    3.1MB

  • Sample

    241212-vmcw6a1jcx

  • MD5

    88845ce4d334dd9630d77e4d6972e99b

  • SHA1

    4f276fe1e8633a65d493da864cd4a7cbc3c8920e

  • SHA256

    bb95e57a10b2df94bcc9a71279df11412170663528f2ddcd1f55d7a209761500

  • SHA512

    eebf9e24108a73cddbf23b950f87c1fb357231eee9160189b95e59c8d5b052e9b7842aee93a5f99a22f12ce424619df9db7791e79013b263e415bacefacbd869

  • SSDEEP

    49152:oLLleOtd4Xf1goo7V5/aC5disqjqkRecpGmP0dFvc6:qLoOtMNgoqbqkEGY0d5

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

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      bb95e57a10b2df94bcc9a71279df11412170663528f2ddcd1f55d7a209761500

    • Size

      3.1MB

    • MD5

      88845ce4d334dd9630d77e4d6972e99b

    • SHA1

      4f276fe1e8633a65d493da864cd4a7cbc3c8920e

    • SHA256

      bb95e57a10b2df94bcc9a71279df11412170663528f2ddcd1f55d7a209761500

    • SHA512

      eebf9e24108a73cddbf23b950f87c1fb357231eee9160189b95e59c8d5b052e9b7842aee93a5f99a22f12ce424619df9db7791e79013b263e415bacefacbd869

    • SSDEEP

      49152:oLLleOtd4Xf1goo7V5/aC5disqjqkRecpGmP0dFvc6:qLoOtMNgoqbqkEGY0d5

    • Amadey

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

    • Amadey family

    • GCleaner

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

    • Gcleaner family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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

    • 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