General

  • Target

    8442e3732d73bf77b00ab678776eff09.exe

  • Size

    1.8MB

  • Sample

    241101-ydldqavamh

  • MD5

    8442e3732d73bf77b00ab678776eff09

  • SHA1

    9934c47eb0810d613f813ebf73a0a5d2b5bf0b49

  • SHA256

    5c093187ef541c375638d3a787e737afb5820df7f88fadf5f8fb3f6b931cd73a

  • SHA512

    1bfe58fe1d444ed75bc525715e7587882285318b3a1cc9664509bb70e51606f562a8a2a72166319704503dc6672b383b49d9e232ba819c3490877e8aa329c193

  • SSDEEP

    49152:SWjCu+ySOEauXbecjUlE2/hvuLDcrDiyMBkJ4w:SL8uLecjUxpkGiyMB+4

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

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

amadey

Version

5.04

Botnet

1b6eb2

C2

http://185.215.113.36

Attributes
  • install_dir

    23a0892ef8

  • install_file

    Gxtuum.exe

  • strings_key

    d122f964d1224a00cff1eef50e53e286

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Targets

    • Target

      8442e3732d73bf77b00ab678776eff09.exe

    • Size

      1.8MB

    • MD5

      8442e3732d73bf77b00ab678776eff09

    • SHA1

      9934c47eb0810d613f813ebf73a0a5d2b5bf0b49

    • SHA256

      5c093187ef541c375638d3a787e737afb5820df7f88fadf5f8fb3f6b931cd73a

    • SHA512

      1bfe58fe1d444ed75bc525715e7587882285318b3a1cc9664509bb70e51606f562a8a2a72166319704503dc6672b383b49d9e232ba819c3490877e8aa329c193

    • SSDEEP

      49152:SWjCu+ySOEauXbecjUlE2/hvuLDcrDiyMBkJ4w:SL8uLecjUxpkGiyMB+4

    • Amadey

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

    • Amadey family

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks