General

  • Target

    file.exe

  • Size

    1.8MB

  • Sample

    241120-11lzwavjas

  • MD5

    efa562638c762ca57f68c4e25e85718b

  • SHA1

    0ae937ac0181e5510953395bd57c04e89f8001f4

  • SHA256

    7a2be1766fe207a4736269f982b6708c9392ae418683298ef6544d0ddb85596a

  • SHA512

    9086ded9ac09a4eb556294495e8035ef1dc1757b2ebfcbda50a5b721a7fd9e3e19db56e1892cb5466e09e11f458c551babca8efcc41ac3a0c320b65f3125f23e

  • SSDEEP

    49152:5W91Z2uLsFeB979bEYiVtk8g/Tn7KFPcV316PW:0H20P97+YQb67KxwF

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

      file.exe

    • Size

      1.8MB

    • MD5

      efa562638c762ca57f68c4e25e85718b

    • SHA1

      0ae937ac0181e5510953395bd57c04e89f8001f4

    • SHA256

      7a2be1766fe207a4736269f982b6708c9392ae418683298ef6544d0ddb85596a

    • SHA512

      9086ded9ac09a4eb556294495e8035ef1dc1757b2ebfcbda50a5b721a7fd9e3e19db56e1892cb5466e09e11f458c551babca8efcc41ac3a0c320b65f3125f23e

    • SSDEEP

      49152:5W91Z2uLsFeB979bEYiVtk8g/Tn7KFPcV316PW:0H20P97+YQb67KxwF

    • 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

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

    • Downloads MZ/PE file

    • Uses browser remote debugging

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

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • 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.

    • Loads dropped DLL

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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