Overview

overview

10

Static

static

10

2024-03-28...er.exe

windows7-x64

9

2024-03-28...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-28_c0e5e880b46294abc7a63b5ed8eab7ec_cryptolocker

  • Size

    50KB

  • Sample

    240328-a7ew2acb8s

  • MD5

    c0e5e880b46294abc7a63b5ed8eab7ec

  • SHA1

    672d864efb2ebc18944e8c8ecca95e0c0d1e1000

  • SHA256

    287ec28efd7979e2746961486f0858d86db0d5b67964a9b3c79f5000690d5f92

  • SHA512

    37d90cb910bbaafb44bd90f4e5661a8cfc53cf204def1837e90efb34b2d805bfa81ea312010564168a8e35957b6d087a7e754d3bc182c651ebef7cc3bc719d96

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTo:z6QFElP6n+gKmddpMOtEvwDpj318

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-28_c0e5e880b46294abc7a63b5ed8eab7ec_cryptolocker

    • Size

      50KB

    • MD5

      c0e5e880b46294abc7a63b5ed8eab7ec

    • SHA1

      672d864efb2ebc18944e8c8ecca95e0c0d1e1000

    • SHA256

      287ec28efd7979e2746961486f0858d86db0d5b67964a9b3c79f5000690d5f92

    • SHA512

      37d90cb910bbaafb44bd90f4e5661a8cfc53cf204def1837e90efb34b2d805bfa81ea312010564168a8e35957b6d087a7e754d3bc182c651ebef7cc3bc719d96

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTo:z6QFElP6n+gKmddpMOtEvwDpj318

    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