Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-21_5aa6baf4ae382ad892cff7a3a78b17a0_cryptolocker

  • Size

    59KB

  • Sample

    240521-s2nk4aaf28

  • MD5

    5aa6baf4ae382ad892cff7a3a78b17a0

  • SHA1

    24fcdaaa3c01152b305e3444f7424daa8dbb46bd

  • SHA256

    c02af9654906d66bfb2b09428b00f630aa942d9eb35723e44e4707b13ff00fce

  • SHA512

    aea466872de9e5eff0e9528db90799e450f22268d6fa3c9350434ac63f51484e05eec2271c53d7bd2b07ec05ff5068f006b2c94a841f561c298ea557783b4ed4

  • SSDEEP

    768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPB3C:H6QFElP6n+gou9cvMOtEvwDpjCpVXYy

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_5aa6baf4ae382ad892cff7a3a78b17a0_cryptolocker

    • Size

      59KB

    • MD5

      5aa6baf4ae382ad892cff7a3a78b17a0

    • SHA1

      24fcdaaa3c01152b305e3444f7424daa8dbb46bd

    • SHA256

      c02af9654906d66bfb2b09428b00f630aa942d9eb35723e44e4707b13ff00fce

    • SHA512

      aea466872de9e5eff0e9528db90799e450f22268d6fa3c9350434ac63f51484e05eec2271c53d7bd2b07ec05ff5068f006b2c94a841f561c298ea557783b4ed4

    • SSDEEP

      768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPB3C:H6QFElP6n+gou9cvMOtEvwDpjCpVXYy

    Score
    9/10
    upx

    • 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.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks