Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-21_b389662594fe0b02a87e2402807016f9_cryptolocker

  • Size

    91KB

  • Sample

    240521-kn7g2sfa87

  • MD5

    b389662594fe0b02a87e2402807016f9

  • SHA1

    dd2e323fa549009800034752129f1da324b3d1d3

  • SHA256

    a1eff05dc2d5435643f342ca80ac49557184e2b83d125de71e010207b2bea4e5

  • SHA512

    ae5e472826c55cd8b8d7b8059c2b954b78d1631d15e8c86dfcbde5ad8d5fbcb8f9d657e3a91be5bc063af787948cec8977c5791887119d88e3f56db7bf833229

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddR:AnBdOOtEvwDpj6z1

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_b389662594fe0b02a87e2402807016f9_cryptolocker

    • Size

      91KB

    • MD5

      b389662594fe0b02a87e2402807016f9

    • SHA1

      dd2e323fa549009800034752129f1da324b3d1d3

    • SHA256

      a1eff05dc2d5435643f342ca80ac49557184e2b83d125de71e010207b2bea4e5

    • SHA512

      ae5e472826c55cd8b8d7b8059c2b954b78d1631d15e8c86dfcbde5ad8d5fbcb8f9d657e3a91be5bc063af787948cec8977c5791887119d88e3f56db7bf833229

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddR:AnBdOOtEvwDpj6z1

    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