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General

  • Target

    2024-05-26_44fde8a310323594034b5fc0019d478f_cryptolocker

  • Size

    89KB

  • Sample

    240526-d47peseb47

  • MD5

    44fde8a310323594034b5fc0019d478f

  • SHA1

    8b40bf18f56a09aed2f097fa7927d67dcb1e2b12

  • SHA256

    37ace6bdee16051e9ea2efb1354478cad1615a4ffbe344b156c96232b5c5ef1e

  • SHA512

    45de7cabf40c3e0f897c121a9ded9319a0ec0e5a140f956349d9e087df4c9266bb6bda492e63365b54cf1c494db98bcd40920f9ee6ccbd59551f020eb243c914

  • SSDEEP

    1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAZ:n6a+1SEOtEvwDpjYYvQd2PK

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-26_44fde8a310323594034b5fc0019d478f_cryptolocker

    • Size

      89KB

    • MD5

      44fde8a310323594034b5fc0019d478f

    • SHA1

      8b40bf18f56a09aed2f097fa7927d67dcb1e2b12

    • SHA256

      37ace6bdee16051e9ea2efb1354478cad1615a4ffbe344b156c96232b5c5ef1e

    • SHA512

      45de7cabf40c3e0f897c121a9ded9319a0ec0e5a140f956349d9e087df4c9266bb6bda492e63365b54cf1c494db98bcd40920f9ee6ccbd59551f020eb243c914

    • SSDEEP

      1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAZ:n6a+1SEOtEvwDpjYYvQd2PK

    Score
    9/10
    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • 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