General

  • Target

    7761e61c8d1f8a53028a541d12b584b487f73d8c885adeed8bfd8d670bf56e39

  • Size

    3.1MB

  • Sample

    241109-agavdsshmk

  • MD5

    150841fe3abf94617165f8b565341030

  • SHA1

    b8e18c59013e270659afc651785a4e84cbfc113a

  • SHA256

    7761e61c8d1f8a53028a541d12b584b487f73d8c885adeed8bfd8d670bf56e39

  • SHA512

    e160e8e27029c0e216db93b0f96d98e6d5c1066d5e76d8cd2055a913e410cb84033d3bcd5c4c1f0c7aeb473896f6b38c0548f89e75e656d13f115f25c37d9c85

  • SSDEEP

    49152:HkvG+EaGNt3d4sPO/6hkXUYpU47lz6kRd7:H1Jr3d4sm/OkXUYm47lz6id

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

xworm

Version

5.0

C2

87.120.117.209:7000

Mutex

U2y4hALpuDGJOJr0

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Extracted

Family

lumma

C2

https://navygenerayk.store/api

Targets

    • Target

      7761e61c8d1f8a53028a541d12b584b487f73d8c885adeed8bfd8d670bf56e39

    • Size

      3.1MB

    • MD5

      150841fe3abf94617165f8b565341030

    • SHA1

      b8e18c59013e270659afc651785a4e84cbfc113a

    • SHA256

      7761e61c8d1f8a53028a541d12b584b487f73d8c885adeed8bfd8d670bf56e39

    • SHA512

      e160e8e27029c0e216db93b0f96d98e6d5c1066d5e76d8cd2055a913e410cb84033d3bcd5c4c1f0c7aeb473896f6b38c0548f89e75e656d13f115f25c37d9c85

    • SSDEEP

      49152:HkvG+EaGNt3d4sPO/6hkXUYpU47lz6kRd7:H1Jr3d4sm/OkXUYm47lz6id

    • Amadey

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

    • Amadey family

    • Detect Xworm Payload

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Xmrig family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

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

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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

    • Windows security modification

    • Adds Run key to start application

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks