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_51aaac98b1aa6f36346325c14101f4b9_cryptolocker

  • Size

    66KB

  • Sample

    240521-zjwx3saa2s

  • MD5

    51aaac98b1aa6f36346325c14101f4b9

  • SHA1

    993d9eab513278c4bd6bb12b72a160461f249e3d

  • SHA256

    77ace20567647b3a313499ca3594bd9e2f5f4dd1c0054dfa2651312f4c811f00

  • SHA512

    04ad8f3efe32f9c56156669de23fd074cf80c8f6e242dc84256d2ad152de46fb227abb50152c9a8a663c0404158b41fa47816659420d3e343adc2581193a9a89

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xn:1nK6a+qdOOtEvwDpjp

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_51aaac98b1aa6f36346325c14101f4b9_cryptolocker

    • Size

      66KB

    • MD5

      51aaac98b1aa6f36346325c14101f4b9

    • SHA1

      993d9eab513278c4bd6bb12b72a160461f249e3d

    • SHA256

      77ace20567647b3a313499ca3594bd9e2f5f4dd1c0054dfa2651312f4c811f00

    • SHA512

      04ad8f3efe32f9c56156669de23fd074cf80c8f6e242dc84256d2ad152de46fb227abb50152c9a8a663c0404158b41fa47816659420d3e343adc2581193a9a89

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xn:1nK6a+qdOOtEvwDpjp

    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