Overview

overview

10

Static

static

10

2024-03-28...er.exe

windows7-x64

9

2024-03-28...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-03-28_1cd5bea6efa6a1a2379eff63a9e4b2da_cryptolocker

  • Size

    65KB

  • Sample

    240328-d11fyadg4s

  • MD5

    1cd5bea6efa6a1a2379eff63a9e4b2da

  • SHA1

    5ad50efe6f2b73a186c0e3226bdb96e73c5fa6b1

  • SHA256

    3efb66c4e7c49d7983daf701861d821c28f41052e7c831fba18cc369e8499f66

  • SHA512

    ea34396072412b184f02674355e7a0faeb80177a08687956992f0f0548ab6b3199b04502eeff1a92684285f4c5fc01fd62cc9adaa85d46beae6100b3607c74c6

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7SRL:zj+soPSMOtEvwDpj4kpmeLmBt

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-28_1cd5bea6efa6a1a2379eff63a9e4b2da_cryptolocker

    • Size

      65KB

    • MD5

      1cd5bea6efa6a1a2379eff63a9e4b2da

    • SHA1

      5ad50efe6f2b73a186c0e3226bdb96e73c5fa6b1

    • SHA256

      3efb66c4e7c49d7983daf701861d821c28f41052e7c831fba18cc369e8499f66

    • SHA512

      ea34396072412b184f02674355e7a0faeb80177a08687956992f0f0548ab6b3199b04502eeff1a92684285f4c5fc01fd62cc9adaa85d46beae6100b3607c74c6

    • SSDEEP

      768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7SRL:zj+soPSMOtEvwDpj4kpmeLmBt

    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