General

  • Target

    a339577beedbe61b4bc5f8b1eb5e4aa4cce4199797201ab1064f8792a60702f8

  • Size

    1.8MB

  • Sample

    240305-vs55wsda45

  • MD5

    1222536db5c63ddc01acf56c03691d78

  • SHA1

    7bf71e40242b77b90319f8d842758979eff504d1

  • SHA256

    a339577beedbe61b4bc5f8b1eb5e4aa4cce4199797201ab1064f8792a60702f8

  • SHA512

    b188748488ff18fc5a56b3588a59192789378fc12a619b951ad8a4a30291ca2827e781cfc9e2f3b089c691ffbb5a6348d25467832d5170f4f917deb0ea4125e6

  • SSDEEP

    49152:biiCPEBeavq8NO1mFILM6U26bsPRzAba/MxhX:GlbOl415LM6F6bk9ka/gh

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

      a339577beedbe61b4bc5f8b1eb5e4aa4cce4199797201ab1064f8792a60702f8

    • Size

      1.8MB

    • MD5

      1222536db5c63ddc01acf56c03691d78

    • SHA1

      7bf71e40242b77b90319f8d842758979eff504d1

    • SHA256

      a339577beedbe61b4bc5f8b1eb5e4aa4cce4199797201ab1064f8792a60702f8

    • SHA512

      b188748488ff18fc5a56b3588a59192789378fc12a619b951ad8a4a30291ca2827e781cfc9e2f3b089c691ffbb5a6348d25467832d5170f4f917deb0ea4125e6

    • SSDEEP

      49152:biiCPEBeavq8NO1mFILM6U26bsPRzAba/MxhX:GlbOl415LM6F6bk9ka/gh

    • 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