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General

  • Target

    3483d39e8675509f5c54362f10c130c8fc34a20d7d2d48f3306c00a6d0a1fd17

  • Size

    1.8MB

  • Sample

    240419-n12n4sbg9w

  • MD5

    8b52e9717371c4d452bcbc8b9b09f0d3

  • SHA1

    83009089890dd6992ac2d7733341bef484ccb107

  • SHA256

    3483d39e8675509f5c54362f10c130c8fc34a20d7d2d48f3306c00a6d0a1fd17

  • SHA512

    cb672f8955a9d4df3ac52e38317cfbec4231696bb90f970529635fc80558fce6faf0e57fe30b4ffe5d354a6915ebfedf2504cd85a3345ccb303a17ab131d920a

  • SSDEEP

    49152:dkeiuhYlojeQAaOtwE1QAqc+s9S6DekvZEfDWX+:ieinB9aAq0S6DLZEfDD

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

      3483d39e8675509f5c54362f10c130c8fc34a20d7d2d48f3306c00a6d0a1fd17

    • Size

      1.8MB

    • MD5

      8b52e9717371c4d452bcbc8b9b09f0d3

    • SHA1

      83009089890dd6992ac2d7733341bef484ccb107

    • SHA256

      3483d39e8675509f5c54362f10c130c8fc34a20d7d2d48f3306c00a6d0a1fd17

    • SHA512

      cb672f8955a9d4df3ac52e38317cfbec4231696bb90f970529635fc80558fce6faf0e57fe30b4ffe5d354a6915ebfedf2504cd85a3345ccb303a17ab131d920a

    • SSDEEP

      49152:dkeiuhYlojeQAaOtwE1QAqc+s9S6DekvZEfDWX+:ieinB9aAq0S6DLZEfDD

    • 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