Overview

overview

10

Static

static

10

2024-02-20...er.exe

windows7-x64

9

2024-02-20...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-20_db7f89b17fb255a05c161404cf4ac076_cryptolocker

  • Size

    117KB

  • Sample

    240220-a5rstagc5v

  • MD5

    db7f89b17fb255a05c161404cf4ac076

  • SHA1

    e7ce2c15a7b5e347c87214d60828752bb015f5b4

  • SHA256

    ca140d341a928abd1a24fd9a74e4b2444985198f84cbb889815c956403b1f6f7

  • SHA512

    b87b0e058a6be7c9851cd55cc0eff6466f913ad6fc0c3b789bc0afdb36a667d66ab754860adf8ec47ec661d9e3520a806d325e9337a0aa45123468ff378ba74c

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaO:z6a+CdOOtEvwDpjcz4

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-20_db7f89b17fb255a05c161404cf4ac076_cryptolocker

    • Size

      117KB

    • MD5

      db7f89b17fb255a05c161404cf4ac076

    • SHA1

      e7ce2c15a7b5e347c87214d60828752bb015f5b4

    • SHA256

      ca140d341a928abd1a24fd9a74e4b2444985198f84cbb889815c956403b1f6f7

    • SHA512

      b87b0e058a6be7c9851cd55cc0eff6466f913ad6fc0c3b789bc0afdb36a667d66ab754860adf8ec47ec661d9e3520a806d325e9337a0aa45123468ff378ba74c

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaO:z6a+CdOOtEvwDpjcz4

    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