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General

  • Target

    2024-06-15_4917b04e5b35abb6a0c881fea3af9561_cryptolocker

  • Size

    76KB

  • Sample

    240615-nkk2esyekh

  • MD5

    4917b04e5b35abb6a0c881fea3af9561

  • SHA1

    66b1ee7dd0d4a17a8ba02ca835aad54b01f3f05d

  • SHA256

    61b9e13228ee69d109af0ae977549469061176b1710a70dcc7bd1a912522e785

  • SHA512

    429f7ec6f7437299eff27a8744b906c5239e21e0f8fd216fffb51f2a573e1a2cd8cf1ae1e993bd072f765590a15d8312cb0dd31c66742bdb1205a26eaa8f47f4

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81Gj:1nK6a+qdOOtEvwDpjC

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-06-15_4917b04e5b35abb6a0c881fea3af9561_cryptolocker

    • Size

      76KB

    • MD5

      4917b04e5b35abb6a0c881fea3af9561

    • SHA1

      66b1ee7dd0d4a17a8ba02ca835aad54b01f3f05d

    • SHA256

      61b9e13228ee69d109af0ae977549469061176b1710a70dcc7bd1a912522e785

    • SHA512

      429f7ec6f7437299eff27a8744b906c5239e21e0f8fd216fffb51f2a573e1a2cd8cf1ae1e993bd072f765590a15d8312cb0dd31c66742bdb1205a26eaa8f47f4

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81Gj:1nK6a+qdOOtEvwDpjC

    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