General

  • Target

    random.exe

  • Size

    1.8MB

  • Sample

    250215-tnn55ssqhm

  • MD5

    bc3b0fcb68c9a3e6ce6ee8b3b9c258f6

  • SHA1

    edde275eb12f3e35413bf5872034ed7fe318ee68

  • SHA256

    c4de054a99bee0ddfb0969f6e7a371ab4c0cdf3fb5e6e712d657eb58f5e916d8

  • SHA512

    7f1b24935b2e0746aa57ce2bc2208b7756556de44e759073539e434fcaa859a1be62ea554999468bba9948de54038f7ee389ff80effcd2ba4e2d238cc86e4d83

  • SSDEEP

    49152:y3OcrT0HpwEszQyM6w1muKtmMSb65a2wz3pcM:K4GJzbM6qmuKtjSb65ybV

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

      random.exe

    • Size

      1.8MB

    • MD5

      bc3b0fcb68c9a3e6ce6ee8b3b9c258f6

    • SHA1

      edde275eb12f3e35413bf5872034ed7fe318ee68

    • SHA256

      c4de054a99bee0ddfb0969f6e7a371ab4c0cdf3fb5e6e712d657eb58f5e916d8

    • SHA512

      7f1b24935b2e0746aa57ce2bc2208b7756556de44e759073539e434fcaa859a1be62ea554999468bba9948de54038f7ee389ff80effcd2ba4e2d238cc86e4d83

    • SSDEEP

      49152:y3OcrT0HpwEszQyM6w1muKtmMSb65a2wz3pcM:K4GJzbM6qmuKtjSb65ybV

    • 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)

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks