General

  • Target

    ec056709f6332170c8c92141476541b3730b1e610d6d8e835e1489b608ea892f

  • Size

    1.8MB

  • Sample

    240322-f7q7ysbc8z

  • MD5

    dfb04c99ff9c9c5e3680e9f66eed0b42

  • SHA1

    6f1bfffeb5d0df4af3c02969d42c075d6f8e28d8

  • SHA256

    ec056709f6332170c8c92141476541b3730b1e610d6d8e835e1489b608ea892f

  • SHA512

    3f7e6edb722a154094d59e8d92cdacca74e86a2853c567a4158025525780d62f0854a3eaa3007874f0d2a3ee467285313e84336a7550e06de52c86ff361696b1

  • SSDEEP

    49152:hBbYsmT+iXZL9d4FP5UdncitkGLgWLBafkj7iG:dimFP0citrLgx8j7

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

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Targets

    • Target

      ec056709f6332170c8c92141476541b3730b1e610d6d8e835e1489b608ea892f

    • Size

      1.8MB

    • MD5

      dfb04c99ff9c9c5e3680e9f66eed0b42

    • SHA1

      6f1bfffeb5d0df4af3c02969d42c075d6f8e28d8

    • SHA256

      ec056709f6332170c8c92141476541b3730b1e610d6d8e835e1489b608ea892f

    • SHA512

      3f7e6edb722a154094d59e8d92cdacca74e86a2853c567a4158025525780d62f0854a3eaa3007874f0d2a3ee467285313e84336a7550e06de52c86ff361696b1

    • SSDEEP

      49152:hBbYsmT+iXZL9d4FP5UdncitkGLgWLBafkj7iG:dimFP0citrLgx8j7

    • 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