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General

  • Target

    2024-04-17_736c5cec89956ec9901ec4922ab8387c_cryptolocker

  • Size

    50KB

  • Sample

    240417-mprjbsdg91

  • MD5

    736c5cec89956ec9901ec4922ab8387c

  • SHA1

    70f75893537d505b6beec78fd633d2186acd8e79

  • SHA256

    097f548154a9da627bbe0766bac12b9b7677323bed6e8b266785fcbdfb608bc6

  • SHA512

    f75be1eaf9de83ac966083f31dc2eacb92a7b3271aa06000f5805818e56c56d2cb6a63f5292b243b5b608373eb7061856a7470d294e658b1b07eb490230c4533

  • SSDEEP

    768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtP:bODOw9acifAoc+vP

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-17_736c5cec89956ec9901ec4922ab8387c_cryptolocker

    • Size

      50KB

    • MD5

      736c5cec89956ec9901ec4922ab8387c

    • SHA1

      70f75893537d505b6beec78fd633d2186acd8e79

    • SHA256

      097f548154a9da627bbe0766bac12b9b7677323bed6e8b266785fcbdfb608bc6

    • SHA512

      f75be1eaf9de83ac966083f31dc2eacb92a7b3271aa06000f5805818e56c56d2cb6a63f5292b243b5b608373eb7061856a7470d294e658b1b07eb490230c4533

    • SSDEEP

      768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtP:bODOw9acifAoc+vP

    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