General

  • Target

    b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe

  • Size

    1.8MB

  • Sample

    250121-k6fgaawrak

  • MD5

    bf45e6a146bd6d659720c456136680f0

  • SHA1

    b6c928dca2c04d8995f6c6551783d69cec06d797

  • SHA256

    b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bf

  • SHA512

    17c0ed7df1836bd3ed104e2bca828aba2edeb3db55da46c2e03d611912c30d2d81fa453f47927d71f25c926e498ff3f6f44ba2e7dd9c9ce0cdfc08c3c3dbf602

  • SSDEEP

    49152:Ylhwb9YAymm41GcQAHNIH/7nAWMz9prqtqi:iU99ymm41xtwoTm/

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

      b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bfN.exe

    • Size

      1.8MB

    • MD5

      bf45e6a146bd6d659720c456136680f0

    • SHA1

      b6c928dca2c04d8995f6c6551783d69cec06d797

    • SHA256

      b791cfdb59b01d94ca07c57d60b1077b796caad073f3955f3e2c8d1ab9dda9bf

    • SHA512

      17c0ed7df1836bd3ed104e2bca828aba2edeb3db55da46c2e03d611912c30d2d81fa453f47927d71f25c926e498ff3f6f44ba2e7dd9c9ce0cdfc08c3c3dbf602

    • SSDEEP

      49152:Ylhwb9YAymm41GcQAHNIH/7nAWMz9prqtqi:iU99ymm41xtwoTm/

    • 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