General

  • Target

    6c6005ebefef65475369981eb33ef1462435aa9ecf22b58883fd136d88717c35.exe

  • Size

    1.8MB

  • Sample

    241122-hn2kpawkhy

  • MD5

    6eb1a4c26c3bc4698e72505e7ba14d6c

  • SHA1

    13709078cf0fa469e6a914f546888adc447c463c

  • SHA256

    6c6005ebefef65475369981eb33ef1462435aa9ecf22b58883fd136d88717c35

  • SHA512

    f4e0eecb07d4c450d9c0302628086e60f33c2576adec60bbd7aed50d2b87ad66d16096bbcc55e26be05448e1dde13a8a89fd31447e31cf16d383bb2e8417964f

  • SSDEEP

    49152:ltQaXyyrgBA4pHpOTSU/PDLfPqG3PqC8S8hXmF07ZiZX:l4AgycwTSUDLfvfGSKmFJ

Malware Config

Extracted

Family

amadey

Version

5.04

Botnet

4bee07

C2

http://185.215.113.209

Attributes
  • install_dir

    fc9e0aaab7

  • install_file

    defnur.exe

  • strings_key

    191655f008adc880f91bfc85bc56db54

  • url_paths

    /Fru7Nk9/index.php

rc4.plain

Targets

    • Target

      6c6005ebefef65475369981eb33ef1462435aa9ecf22b58883fd136d88717c35.exe

    • Size

      1.8MB

    • MD5

      6eb1a4c26c3bc4698e72505e7ba14d6c

    • SHA1

      13709078cf0fa469e6a914f546888adc447c463c

    • SHA256

      6c6005ebefef65475369981eb33ef1462435aa9ecf22b58883fd136d88717c35

    • SHA512

      f4e0eecb07d4c450d9c0302628086e60f33c2576adec60bbd7aed50d2b87ad66d16096bbcc55e26be05448e1dde13a8a89fd31447e31cf16d383bb2e8417964f

    • SSDEEP

      49152:ltQaXyyrgBA4pHpOTSU/PDLfPqG3PqC8S8hXmF07ZiZX:l4AgycwTSUDLfvfGSKmFJ

    • 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)

    • 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

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks