Overview

overview

10

Static

static

10

2024-02-28...er.exe

windows7-x64

9

2024-02-28...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-28_39f9e3f602391a5456a712a1c4f41ea8_cryptolocker

  • Size

    81KB

  • Sample

    240228-kz2qyafh58

  • MD5

    39f9e3f602391a5456a712a1c4f41ea8

  • SHA1

    aa84dd75729003b932a1c86161d2c3e963cf3caf

  • SHA256

    386d79385a20fe961268ddcca6498fdf4e5807cced5c135f24a6e600b164870c

  • SHA512

    78cca84e70efe671c6d1543c8c1b773a133a09b7c942e201c9176a6507f367558cc004bdef754c950f3ada64f1f77d6b561b03e6d9276af046af67f4b91737e2

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeK:T6a+rdOOtEvwDpjNtj

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-28_39f9e3f602391a5456a712a1c4f41ea8_cryptolocker

    • Size

      81KB

    • MD5

      39f9e3f602391a5456a712a1c4f41ea8

    • SHA1

      aa84dd75729003b932a1c86161d2c3e963cf3caf

    • SHA256

      386d79385a20fe961268ddcca6498fdf4e5807cced5c135f24a6e600b164870c

    • SHA512

      78cca84e70efe671c6d1543c8c1b773a133a09b7c942e201c9176a6507f367558cc004bdef754c950f3ada64f1f77d6b561b03e6d9276af046af67f4b91737e2

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeK:T6a+rdOOtEvwDpjNtj

    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