General

  • Target

    Nimetön2.png

  • Size

    347KB

  • Sample

    241204-rbg5ysxmhs

  • MD5

    2fa54d664fb48fe023800428f45a4268

  • SHA1

    402422ace7b6a60704f72c066d78e90acc959ad3

  • SHA256

    610f737ba4ff5008d058c6bea0d5985513ebc605666ae5aef828649c322c48d3

  • SHA512

    ed3d6ea70f205adf4d6a6a5bbc25e06c93c11cc1361c476e9a1c0121385397dd8c01fc1b8970094bce13349e62d290e2fb976f9b26ba954be5a429dbb54f4695

  • SSDEEP

    6144:gPHI2gyS3g4PLnecNupEQFE4Kt0oTBnxOhx58ongQ7u2XvIh1LvatmoYR:RV3HPVNuyKKt0WBxNWgQ7PQb2tcR

Malware Config

Targets

    • Target

      Nimetön2.png

    • Size

      347KB

    • MD5

      2fa54d664fb48fe023800428f45a4268

    • SHA1

      402422ace7b6a60704f72c066d78e90acc959ad3

    • SHA256

      610f737ba4ff5008d058c6bea0d5985513ebc605666ae5aef828649c322c48d3

    • SHA512

      ed3d6ea70f205adf4d6a6a5bbc25e06c93c11cc1361c476e9a1c0121385397dd8c01fc1b8970094bce13349e62d290e2fb976f9b26ba954be5a429dbb54f4695

    • SSDEEP

      6144:gPHI2gyS3g4PLnecNupEQFE4Kt0oTBnxOhx58ongQ7u2XvIh1LvatmoYR:RV3HPVNuyKKt0WBxNWgQ7PQb2tcR

    • Xmrig family

    • xmrig

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

    • XMRig Miner payload

    • Blocklisted process makes network request

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Contacts a large (520) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Stops running service(s)

    • A potential corporate email address has been identified in the URL: [email protected]

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Legitimate hosting services abused for malware hosting/C2

    • Mark of the Web detected: This indicates that the page was originally saved or cloned.

    • Network Share Discovery

      Attempt to gather information on host network.

    • 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.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks