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_8a567e903f1ee58f3adedad7af91615d_cryptolocker

  • Size

    73KB

  • Sample

    240521-s7m7hsag74

  • MD5

    8a567e903f1ee58f3adedad7af91615d

  • SHA1

    d4a5ad75fd61c9249320e5bebe0be2dab161eb9c

  • SHA256

    e23a2cdea897898749b4ab1d0a83d11b801428db5139eaae27c24c7841ffbc33

  • SHA512

    7fe610702d3ad2843557ee59d5cf51c5bbeb1bcf738ed1a89b39c1537ed3ecb2485eb3270c1c1a6aaedf42687ef7723dc9db8c4762026baf17c9547250e188f0

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9Vf:C4Q2c94OtEvwDpj4H8zM

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_8a567e903f1ee58f3adedad7af91615d_cryptolocker

    • Size

      73KB

    • MD5

      8a567e903f1ee58f3adedad7af91615d

    • SHA1

      d4a5ad75fd61c9249320e5bebe0be2dab161eb9c

    • SHA256

      e23a2cdea897898749b4ab1d0a83d11b801428db5139eaae27c24c7841ffbc33

    • SHA512

      7fe610702d3ad2843557ee59d5cf51c5bbeb1bcf738ed1a89b39c1537ed3ecb2485eb3270c1c1a6aaedf42687ef7723dc9db8c4762026baf17c9547250e188f0

    • SSDEEP

      1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9Vf:C4Q2c94OtEvwDpj4H8zM

    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