General

  • Target

    2024-05-25_8e7e9cc132f3d1f8fab2a99935dfd957_cryptolocker

  • Size

    91KB

  • Sample

    240525-bgjb7sha9v

  • MD5

    8e7e9cc132f3d1f8fab2a99935dfd957

  • SHA1

    645854fd4b87eb6048f9f84f46dd25dda26ff741

  • SHA256

    70fe8d498283517d81ca51a8363258219d213ffb1c29a506dd24ef670f7e1087

  • SHA512

    e8bd3d0e37bcbdbb6109d71bb1bb893a73f3ec9b6468b127c1eb7cfe198c776d38aec00d2110618864d7904433a7faf06409700e86d46cdda94635eb8e2da9d7

  • SSDEEP

    1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/DX:n6a+1SEOtEvwDpjYYvQd2Pk

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-25_8e7e9cc132f3d1f8fab2a99935dfd957_cryptolocker

    • Size

      91KB

    • MD5

      8e7e9cc132f3d1f8fab2a99935dfd957

    • SHA1

      645854fd4b87eb6048f9f84f46dd25dda26ff741

    • SHA256

      70fe8d498283517d81ca51a8363258219d213ffb1c29a506dd24ef670f7e1087

    • SHA512

      e8bd3d0e37bcbdbb6109d71bb1bb893a73f3ec9b6468b127c1eb7cfe198c776d38aec00d2110618864d7904433a7faf06409700e86d46cdda94635eb8e2da9d7

    • SSDEEP

      1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/DX: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