General

  • Target

    8936192ea7d48b269cd973461e52017eef18deaa14ad6fdd1bb38f78b945e668

  • Size

    1.8MB

  • Sample

    240325-rd6lbsac34

  • MD5

    6a9790598a40ba512d686dc2ed2bdc37

  • SHA1

    80864d90e09bbcd59e939f0f4fe3e5c0ea6fbadd

  • SHA256

    8936192ea7d48b269cd973461e52017eef18deaa14ad6fdd1bb38f78b945e668

  • SHA512

    3ce7bcc5b004712b7a5ae80884af9f01fffc42295d057905c7b748c678076cffd670bea767e67e32d16c302389149f39d27968f847e75f1be2b8666cd8466251

  • SSDEEP

    49152:8jPbj3wnDqgfNdaIS/IfgXdU5m5wuOlHCYS:8vjKTV0rI45jsi7

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

      8936192ea7d48b269cd973461e52017eef18deaa14ad6fdd1bb38f78b945e668

    • Size

      1.8MB

    • MD5

      6a9790598a40ba512d686dc2ed2bdc37

    • SHA1

      80864d90e09bbcd59e939f0f4fe3e5c0ea6fbadd

    • SHA256

      8936192ea7d48b269cd973461e52017eef18deaa14ad6fdd1bb38f78b945e668

    • SHA512

      3ce7bcc5b004712b7a5ae80884af9f01fffc42295d057905c7b748c678076cffd670bea767e67e32d16c302389149f39d27968f847e75f1be2b8666cd8466251

    • SSDEEP

      49152:8jPbj3wnDqgfNdaIS/IfgXdU5m5wuOlHCYS:8vjKTV0rI45jsi7

    • 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