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General

  • Target

    2024-05-30_91cf1b92349f64a8169570ea20db670e_cryptolocker

  • Size

    40KB

  • Sample

    240530-y6zrtahc8w

  • MD5

    91cf1b92349f64a8169570ea20db670e

  • SHA1

    376a39892823b1fff8333089729dbf79f25a868c

  • SHA256

    964fc076da04186e2ab0cf014f6a58d61071dd15b295d694a29316f9f9f093c1

  • SHA512

    23f9ac6ea8f744ab274cd2386757336cbfe184050e125bcfe88b9f4d1125ece29bf83322b61a204000cc04a18a8205a5c721e874d795bca29d6ce61275c6ed44

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYldw:qDdFJy3QMOtEvwDpjjWMl7T6dw

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-30_91cf1b92349f64a8169570ea20db670e_cryptolocker

    • Size

      40KB

    • MD5

      91cf1b92349f64a8169570ea20db670e

    • SHA1

      376a39892823b1fff8333089729dbf79f25a868c

    • SHA256

      964fc076da04186e2ab0cf014f6a58d61071dd15b295d694a29316f9f9f093c1

    • SHA512

      23f9ac6ea8f744ab274cd2386757336cbfe184050e125bcfe88b9f4d1125ece29bf83322b61a204000cc04a18a8205a5c721e874d795bca29d6ce61275c6ed44

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYldw:qDdFJy3QMOtEvwDpjjWMl7T6dw

    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