General

  • Target

    B5UO6_random.exe

  • Size

    1.8MB

  • Sample

    250131-wvdn4atjey

  • MD5

    0e356f46a8dcf6adb3da20d5d368ccb4

  • SHA1

    09c3e7d1fd1b4ec6c59da1601fc6b764dde7ccbc

  • SHA256

    dd5eec9105cf48fa0bf71f7aabd08df0625162251fded47d05a6e7bbb592e441

  • SHA512

    51b15b53021b027063607769fa2629c41341cff7efb4d838e0ae1c9d62fdecebac805b343ab2fcc8ecad761a2968add53e21b46a67be99d80337663cec01ce8c

  • SSDEEP

    49152:1MhfLJQjxSJtEcHUCfC3g78BPiRMW81DGehaCDd:1y9Q4JtEcHiQA6g9Nhx

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Targets

    • Target

      B5UO6_random.exe

    • Size

      1.8MB

    • MD5

      0e356f46a8dcf6adb3da20d5d368ccb4

    • SHA1

      09c3e7d1fd1b4ec6c59da1601fc6b764dde7ccbc

    • SHA256

      dd5eec9105cf48fa0bf71f7aabd08df0625162251fded47d05a6e7bbb592e441

    • SHA512

      51b15b53021b027063607769fa2629c41341cff7efb4d838e0ae1c9d62fdecebac805b343ab2fcc8ecad761a2968add53e21b46a67be99d80337663cec01ce8c

    • SSDEEP

      49152:1MhfLJQjxSJtEcHUCfC3g78BPiRMW81DGehaCDd:1y9Q4JtEcHiQA6g9Nhx

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks