General

  • Target

    f21e0df4b8494a79838a8ce473a1a5b8c2cea9734c8abe9c7ac60c4ec8269510

  • Size

    1.8MB

  • Sample

    240314-fxg7asdf73

  • MD5

    229a22a0dfc1ab96a6d8ec95aaf79d5c

  • SHA1

    5fa7f1450cb522453e367d06c1fca541a37d4aca

  • SHA256

    f21e0df4b8494a79838a8ce473a1a5b8c2cea9734c8abe9c7ac60c4ec8269510

  • SHA512

    5f7b3a2dabfa40cf3908a201a3c2ec95057dee8f0a2ae690daba57f2156673893011ab7211aaade110f3cb80a96bed8547c8e44df17a6008828fd93030343762

  • SSDEEP

    49152:e/P5eYn7gtz7PtBBzXKwD7q3SJUrJDa+C:e/R57gBRDO3SiJDnC

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

      f21e0df4b8494a79838a8ce473a1a5b8c2cea9734c8abe9c7ac60c4ec8269510

    • Size

      1.8MB

    • MD5

      229a22a0dfc1ab96a6d8ec95aaf79d5c

    • SHA1

      5fa7f1450cb522453e367d06c1fca541a37d4aca

    • SHA256

      f21e0df4b8494a79838a8ce473a1a5b8c2cea9734c8abe9c7ac60c4ec8269510

    • SHA512

      5f7b3a2dabfa40cf3908a201a3c2ec95057dee8f0a2ae690daba57f2156673893011ab7211aaade110f3cb80a96bed8547c8e44df17a6008828fd93030343762

    • SSDEEP

      49152:e/P5eYn7gtz7PtBBzXKwD7q3SJUrJDa+C:e/R57gBRDO3SiJDnC

    • 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.

    • 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