General

  • Target

    JJSploit.exe

  • Size

    9.9MB

  • Sample

    241120-pdtkna1lhj

  • MD5

    7abcbbc815f738f0f699554a0d3fea67

  • SHA1

    a7aa96670ca147440c277b8480b2bc9cc173ea3e

  • SHA256

    0db57d68f35e9206699e82c8bdaa4fdda6cccb09a21b854ada0aaf2b5a43626e

  • SHA512

    a9b93607bb45e794485874ac0111ff23b38e3700ca604ed754abd45c8f519775caf6d1ae7045a5c48559d22d3886ad31b6eba3d0c4e5710ee8c86b6424356b19

  • SSDEEP

    196608:gpczcC0p5NzPa3wu24rzSIMeEFv2uL6gizSSGzEzq5PQJfQlDLruFLz1p2gVVR1S:MdC0p5NzOwu2im5tuyzCcPQax/Wz1zS

Malware Config

Targets

    • Target

      JJSploit.exe

    • Size

      9.9MB

    • MD5

      7abcbbc815f738f0f699554a0d3fea67

    • SHA1

      a7aa96670ca147440c277b8480b2bc9cc173ea3e

    • SHA256

      0db57d68f35e9206699e82c8bdaa4fdda6cccb09a21b854ada0aaf2b5a43626e

    • SHA512

      a9b93607bb45e794485874ac0111ff23b38e3700ca604ed754abd45c8f519775caf6d1ae7045a5c48559d22d3886ad31b6eba3d0c4e5710ee8c86b6424356b19

    • SSDEEP

      196608:gpczcC0p5NzPa3wu24rzSIMeEFv2uL6gizSSGzEzq5PQJfQlDLruFLz1p2gVVR1S:MdC0p5NzOwu2im5tuyzCcPQax/Wz1zS

    • Modifies security service

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Sets service image path in registry

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks