Overview

overview

10

Static

static

10

2024-03-27...er.exe

windows7-x64

9

2024-03-27...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-27_9e1c769ece5cca16362a3b985684d637_cryptolocker

  • Size

    95KB

  • Sample

    240327-elkmlsfc51

  • MD5

    9e1c769ece5cca16362a3b985684d637

  • SHA1

    4baed4c663e59814a789829795ecc24d8f2015b5

  • SHA256

    82e5472ee8cf3cf7c3959f47eacfe79bfed10d5df7315605dc138bf0677f172a

  • SHA512

    e3f571377f83993464196392edffb57a01fff49ac8fe70cb69acf70db5bef1f42b9ecdd1c547c3a14ed72be8ad08210750cfeb7da4358a63e99805ee7729ef34

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01j:AnBdOOtEvwDpj6zB

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-27_9e1c769ece5cca16362a3b985684d637_cryptolocker

    • Size

      95KB

    • MD5

      9e1c769ece5cca16362a3b985684d637

    • SHA1

      4baed4c663e59814a789829795ecc24d8f2015b5

    • SHA256

      82e5472ee8cf3cf7c3959f47eacfe79bfed10d5df7315605dc138bf0677f172a

    • SHA512

      e3f571377f83993464196392edffb57a01fff49ac8fe70cb69acf70db5bef1f42b9ecdd1c547c3a14ed72be8ad08210750cfeb7da4358a63e99805ee7729ef34

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01j:AnBdOOtEvwDpj6zB

    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