Overview

overview

10

Static

static

10

2024-02-27...er.exe

windows7-x64

9

2024-02-27...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-27_a722d2c72a2c88cfe402e4e5231bca9b_cryptolocker

  • Size

    63KB

  • Sample

    240227-xelkfage89

  • MD5

    a722d2c72a2c88cfe402e4e5231bca9b

  • SHA1

    e2467b8b04102a7b59322d119abf91847c6f3233

  • SHA256

    9c4fceb6252b43539f22a296d0ba16770edc629b18dd8a7d1991e8a425c16a01

  • SHA512

    f3a051532ebf9ee9aa3fce8ad205e0038f1069ec03d2d1409f901b4cbaefd253d9bfbfda04d39f328cd2e899f57a4ce42c84a9a07aab45a696f5856bdc64beae

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoO:1nK6a+qdOOtEvwDpjs

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-27_a722d2c72a2c88cfe402e4e5231bca9b_cryptolocker

    • Size

      63KB

    • MD5

      a722d2c72a2c88cfe402e4e5231bca9b

    • SHA1

      e2467b8b04102a7b59322d119abf91847c6f3233

    • SHA256

      9c4fceb6252b43539f22a296d0ba16770edc629b18dd8a7d1991e8a425c16a01

    • SHA512

      f3a051532ebf9ee9aa3fce8ad205e0038f1069ec03d2d1409f901b4cbaefd253d9bfbfda04d39f328cd2e899f57a4ce42c84a9a07aab45a696f5856bdc64beae

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoO:1nK6a+qdOOtEvwDpjs

    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