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General

  • Target

    2024-05-31_53a2668143f5e807d3d60adab893e8d3_cryptolocker

  • Size

    90KB

  • Sample

    240531-y8x11ada39

  • MD5

    53a2668143f5e807d3d60adab893e8d3

  • SHA1

    5060b5ffee8d8d20b803eafc3f9c33f27cf0eb5a

  • SHA256

    1621dbc1ba1fb655350be8b062311d823ddf51d9880f0a6d93b58184b46d600e

  • SHA512

    efd5e21570a51c1689a149de058e058130ca4e828d9b2cc2b0dbcf3d0a688e13ab946ee7272321ed1ad2466b76787e29455052f4b9a54143112b13acd8d52221

  • SSDEEP

    1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyE:n6a+1SEOtEvwDpjYYvQd2PN

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-31_53a2668143f5e807d3d60adab893e8d3_cryptolocker

    • Size

      90KB

    • MD5

      53a2668143f5e807d3d60adab893e8d3

    • SHA1

      5060b5ffee8d8d20b803eafc3f9c33f27cf0eb5a

    • SHA256

      1621dbc1ba1fb655350be8b062311d823ddf51d9880f0a6d93b58184b46d600e

    • SHA512

      efd5e21570a51c1689a149de058e058130ca4e828d9b2cc2b0dbcf3d0a688e13ab946ee7272321ed1ad2466b76787e29455052f4b9a54143112b13acd8d52221

    • SSDEEP

      1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyE:n6a+1SEOtEvwDpjYYvQd2PN

    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