General

  • Target

    c5d60ed962af09c1aa32eca24c4a4e392c49f152e724bf5cb4f96fa42875ad8f

  • Size

    124KB

  • Sample

    221203-f4d38agh96

  • MD5

    f18c1777c01789d0a0e149995fff2066

  • SHA1

    021ffc155a3c882c5863d12b15d8ac37d50bb242

  • SHA256

    c5d60ed962af09c1aa32eca24c4a4e392c49f152e724bf5cb4f96fa42875ad8f

  • SHA512

    36b0a596d48ac58359c38beb2e53f339f499fa9064e96abea509a4c1e0bc20ca2cde061e1af3a4069359daa2aad68be254b476703ac30b94f24e17e80c7ee6cd

  • SSDEEP

    3072:zAK0CBezOU+8isBve4bF3u5jwaaHw7Koj4rIJ9+8bpb:83z+svb1uzDb

Malware Config

Targets

    • Target

      c5d60ed962af09c1aa32eca24c4a4e392c49f152e724bf5cb4f96fa42875ad8f

    • Size

      124KB

    • MD5

      f18c1777c01789d0a0e149995fff2066

    • SHA1

      021ffc155a3c882c5863d12b15d8ac37d50bb242

    • SHA256

      c5d60ed962af09c1aa32eca24c4a4e392c49f152e724bf5cb4f96fa42875ad8f

    • SHA512

      36b0a596d48ac58359c38beb2e53f339f499fa9064e96abea509a4c1e0bc20ca2cde061e1af3a4069359daa2aad68be254b476703ac30b94f24e17e80c7ee6cd

    • SSDEEP

      3072:zAK0CBezOU+8isBve4bF3u5jwaaHw7Koj4rIJ9+8bpb:83z+svb1uzDb

    • Modifies WinLogon for persistence

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • UAC bypass

    • Executes dropped EXE

    • 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.

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v6

Tasks