Resubmissions

22-04-2024 17:32

240422-v4rfwaea81 10

21-04-2024 02:58

240421-dgjdbahe61 10

General

  • Target

    10b4e10a2ea87dd5cc06b2924cd8ff1cb7f90b89719017e95d9c746021f30fa1

  • Size

    1.8MB

  • Sample

    240422-v4rfwaea81

  • MD5

    7f84fef1e9da6502e7d41c0d4f326b75

  • SHA1

    0e718ac8f878f07526428fd44709f798f1808d7e

  • SHA256

    10b4e10a2ea87dd5cc06b2924cd8ff1cb7f90b89719017e95d9c746021f30fa1

  • SHA512

    7220f644065f4845a29c361557cd3ba5d97c8c1ceef8603308e85349920336885413e2238d7dd5e831dd0c6c1aec83bc45d4b966e32ad1f4e7168a0883520c1e

  • SSDEEP

    49152:mZZrpcoadNECxYPmHCPampPzRbqQlNO8uICfyhMH:mZPcoanK3bFlE8RCfymH

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Targets

    • Target

      10b4e10a2ea87dd5cc06b2924cd8ff1cb7f90b89719017e95d9c746021f30fa1

    • Size

      1.8MB

    • MD5

      7f84fef1e9da6502e7d41c0d4f326b75

    • SHA1

      0e718ac8f878f07526428fd44709f798f1808d7e

    • SHA256

      10b4e10a2ea87dd5cc06b2924cd8ff1cb7f90b89719017e95d9c746021f30fa1

    • SHA512

      7220f644065f4845a29c361557cd3ba5d97c8c1ceef8603308e85349920336885413e2238d7dd5e831dd0c6c1aec83bc45d4b966e32ad1f4e7168a0883520c1e

    • SSDEEP

      49152:mZZrpcoadNECxYPmHCPampPzRbqQlNO8uICfyhMH:mZPcoanK3bFlE8RCfymH

    • Amadey

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

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

    • Blocklisted process makes network request

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks