General

  • Target

    463787efd1e5d6c50e3120af29db8f8ecc70a6c346d18e20220f4b104f18bd4b

  • Size

    1.8MB

  • Sample

    240329-lgkkdaea4v

  • MD5

    c960d2677f3dce3d51771422c54116a3

  • SHA1

    89c7afe32a00ddff7744874d552672dbbd8882ab

  • SHA256

    463787efd1e5d6c50e3120af29db8f8ecc70a6c346d18e20220f4b104f18bd4b

  • SHA512

    42a093a7ac68b614b403f73ebe8dfff8ac7a103df64d633452d9951bb5a45108948a2f944f311662039ae85875ef844ed34877fff2d64c37da1caeb82ed91b04

  • SSDEEP

    49152:9QOS/RSubNxOWoBwlKyh17aLlds9dTP2Oj:yJQK3OWRlKM8s9dTvj

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Targets

    • Target

      463787efd1e5d6c50e3120af29db8f8ecc70a6c346d18e20220f4b104f18bd4b

    • Size

      1.8MB

    • MD5

      c960d2677f3dce3d51771422c54116a3

    • SHA1

      89c7afe32a00ddff7744874d552672dbbd8882ab

    • SHA256

      463787efd1e5d6c50e3120af29db8f8ecc70a6c346d18e20220f4b104f18bd4b

    • SHA512

      42a093a7ac68b614b403f73ebe8dfff8ac7a103df64d633452d9951bb5a45108948a2f944f311662039ae85875ef844ed34877fff2d64c37da1caeb82ed91b04

    • SSDEEP

      49152:9QOS/RSubNxOWoBwlKyh17aLlds9dTP2Oj:yJQK3OWRlKM8s9dTvj

    • 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