General

  • Target

    d1b6e19a825bdeeef8425c5ff8b5872744155213f66d251d20d0bb4f4cca57ce.exe

  • Size

    1.8MB

  • Sample

    241120-d4tgssvldj

  • MD5

    542ee57c01af5be82d6f8ce3d1d9330f

  • SHA1

    0219e3b1c42045f73a41e977b02625c528321826

  • SHA256

    d1b6e19a825bdeeef8425c5ff8b5872744155213f66d251d20d0bb4f4cca57ce

  • SHA512

    2b8c9d6b5f496c889bb517f556ca786b2c7325f2a669b2b59ace5fcf0e3cbdde38bbc223a92b7ca9af2388a43d97c392911e4a1d4d386f41295b19a935a29811

  • SSDEEP

    49152:HtFr02btiDdtfmHnzQz6084x/zk+2liU0up:H3rvUfmHzQe0r2liRup

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

      d1b6e19a825bdeeef8425c5ff8b5872744155213f66d251d20d0bb4f4cca57ce.exe

    • Size

      1.8MB

    • MD5

      542ee57c01af5be82d6f8ce3d1d9330f

    • SHA1

      0219e3b1c42045f73a41e977b02625c528321826

    • SHA256

      d1b6e19a825bdeeef8425c5ff8b5872744155213f66d251d20d0bb4f4cca57ce

    • SHA512

      2b8c9d6b5f496c889bb517f556ca786b2c7325f2a669b2b59ace5fcf0e3cbdde38bbc223a92b7ca9af2388a43d97c392911e4a1d4d386f41295b19a935a29811

    • SSDEEP

      49152:HtFr02btiDdtfmHnzQz6084x/zk+2liU0up:H3rvUfmHzQe0r2liRup

    • Amadey

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

    • Amadey family

    • 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

    • 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

    • Windows security modification

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks