General

  • Target

    6ca797a0d7fcb4ec81c95d15dc7ec6fa1889c390026c3374d8ed163edf57fa12.exe

  • Size

    7.2MB

  • Sample

    241124-dya39sxqdm

  • MD5

    9d8b608933d204be4a2db2c6cd432469

  • SHA1

    45ad7532ea39b4bb3861cfd811fc633409476b64

  • SHA256

    6ca797a0d7fcb4ec81c95d15dc7ec6fa1889c390026c3374d8ed163edf57fa12

  • SHA512

    a4868977c5e45ae4127a08cc1c58f5927b4e4ea0d68aa0be2c3ca45dbcaccddb967be38c0349dd042889720efe82a21707c49a35e6737b05d9bd417567142e56

  • SSDEEP

    98304:AUxwSvySjIvYLEr9V6lVHHdkM85mwvcaYO7YAP63504dUyUkOr+MD3Q6HwKPKZhP:rwk6Lc1ATXot24XbW+MD37wKCioNWw

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

      6ca797a0d7fcb4ec81c95d15dc7ec6fa1889c390026c3374d8ed163edf57fa12.exe

    • Size

      7.2MB

    • MD5

      9d8b608933d204be4a2db2c6cd432469

    • SHA1

      45ad7532ea39b4bb3861cfd811fc633409476b64

    • SHA256

      6ca797a0d7fcb4ec81c95d15dc7ec6fa1889c390026c3374d8ed163edf57fa12

    • SHA512

      a4868977c5e45ae4127a08cc1c58f5927b4e4ea0d68aa0be2c3ca45dbcaccddb967be38c0349dd042889720efe82a21707c49a35e6737b05d9bd417567142e56

    • SSDEEP

      98304:AUxwSvySjIvYLEr9V6lVHHdkM85mwvcaYO7YAP63504dUyUkOr+MD3Q6HwKPKZhP:rwk6Lc1ATXot24XbW+MD37wKCioNWw

    • 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.

    • 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 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks