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General

  • Target

    2024-04-17_ddf831abb9713681e0a12a52a7c1af91_cryptolocker

  • Size

    68KB

  • Sample

    240417-kpxz1aac22

  • MD5

    ddf831abb9713681e0a12a52a7c1af91

  • SHA1

    b1d8b7bd592409ebf8cf6f6ff873d3c71f303736

  • SHA256

    996130b46224bc91f71aaf9c787db3e482b4e6c0abaf32242ca2a2e0cc666914

  • SHA512

    252667f5be26eacbfd2980aa8b1035733dd7d4a8aea437e78b2951a02b4efa47f6db21ebcf6da1ece6870b097be973fdfa4270cd4e485e93c954fdbbd7510a19

  • SSDEEP

    768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PM:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAM

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-17_ddf831abb9713681e0a12a52a7c1af91_cryptolocker

    • Size

      68KB

    • MD5

      ddf831abb9713681e0a12a52a7c1af91

    • SHA1

      b1d8b7bd592409ebf8cf6f6ff873d3c71f303736

    • SHA256

      996130b46224bc91f71aaf9c787db3e482b4e6c0abaf32242ca2a2e0cc666914

    • SHA512

      252667f5be26eacbfd2980aa8b1035733dd7d4a8aea437e78b2951a02b4efa47f6db21ebcf6da1ece6870b097be973fdfa4270cd4e485e93c954fdbbd7510a19

    • SSDEEP

      768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PM:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAM

    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