General

  • Target

    2024-06-13_68f9b80fa62126d747afb496d4d6e20b_cryptolocker

  • Size

    53KB

  • Sample

    240613-nx1bwaxcre

  • MD5

    68f9b80fa62126d747afb496d4d6e20b

  • SHA1

    b7c38ab7d1c2cc1adb81d80c244d0d5126a18d2e

  • SHA256

    493e847e11da2f138088b71f0f6e7be58a5f131c6aa6a7c688cd233d5e4d8cd5

  • SHA512

    5ba113599b5608aa13e489b3af39aaebad4f87619b1079f047ecb5055d06744a4e498ca831d226b1f520ad67ee3be3c62772113c5dca5ec9dbd0a251e3b7e402

  • SSDEEP

    768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOuq:bODOw9acifAoc+vo

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-06-13_68f9b80fa62126d747afb496d4d6e20b_cryptolocker

    • Size

      53KB

    • MD5

      68f9b80fa62126d747afb496d4d6e20b

    • SHA1

      b7c38ab7d1c2cc1adb81d80c244d0d5126a18d2e

    • SHA256

      493e847e11da2f138088b71f0f6e7be58a5f131c6aa6a7c688cd233d5e4d8cd5

    • SHA512

      5ba113599b5608aa13e489b3af39aaebad4f87619b1079f047ecb5055d06744a4e498ca831d226b1f520ad67ee3be3c62772113c5dca5ec9dbd0a251e3b7e402

    • SSDEEP

      768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOuq:bODOw9acifAoc+vo

    Score
    9/10
    • Detection of CryptoLocker Variants

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks