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_4241a789e1524d2ad2bcfec7daad7e1b_cryptolocker

  • Size

    59KB

  • Sample

    240521-fdextsaa6v

  • MD5

    4241a789e1524d2ad2bcfec7daad7e1b

  • SHA1

    bacb702114ef263886958d40cd98e31fef5648c5

  • SHA256

    d83ebd78ae09facb06e53549ef923bdeaa671d5ed7b32d7f5677e3b5847c5241

  • SHA512

    18a9a23ce1c2f3b92cabbd90e5d4889c6de13284a5c6407aac789dc18ac4d63b05abab416278a5fdd9764af0785269f8051e418abd70e856652e3515e60dbb04

  • SSDEEP

    768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjZ:H6QFElP6n+gou9cvMOtEvwDpjCpVX0

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_4241a789e1524d2ad2bcfec7daad7e1b_cryptolocker

    • Size

      59KB

    • MD5

      4241a789e1524d2ad2bcfec7daad7e1b

    • SHA1

      bacb702114ef263886958d40cd98e31fef5648c5

    • SHA256

      d83ebd78ae09facb06e53549ef923bdeaa671d5ed7b32d7f5677e3b5847c5241

    • SHA512

      18a9a23ce1c2f3b92cabbd90e5d4889c6de13284a5c6407aac789dc18ac4d63b05abab416278a5fdd9764af0785269f8051e418abd70e856652e3515e60dbb04

    • SSDEEP

      768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjZ:H6QFElP6n+gou9cvMOtEvwDpjCpVX0

    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