Overview

overview

10

Static

static

10

2024-02-28...er.exe

windows7-x64

9

2024-02-28...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-28_641378bcba2c547b190dc1feec681b74_cryptolocker

  • Size

    56KB

  • Sample

    240228-2ccxqsfc9t

  • MD5

    641378bcba2c547b190dc1feec681b74

  • SHA1

    9a6a0004444afabc75f12b5bf353986d356fc2ea

  • SHA256

    c66b39a0e57803f8e9fb4ed531d5e20845cbec8de544b06fb9358851d7049893

  • SHA512

    2f8f1f4c554653cdfae15852eb49a19ae9397bfa27c968a49a3da354d2ec8adbf26765d8b9e106d42e25d82e85ce4dd1e6033bf9b3436dfb43ea486a7de99f8a

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8D:z6QFElP6n+gKmddpMOtEvwDpj9aYaK

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-28_641378bcba2c547b190dc1feec681b74_cryptolocker

    • Size

      56KB

    • MD5

      641378bcba2c547b190dc1feec681b74

    • SHA1

      9a6a0004444afabc75f12b5bf353986d356fc2ea

    • SHA256

      c66b39a0e57803f8e9fb4ed531d5e20845cbec8de544b06fb9358851d7049893

    • SHA512

      2f8f1f4c554653cdfae15852eb49a19ae9397bfa27c968a49a3da354d2ec8adbf26765d8b9e106d42e25d82e85ce4dd1e6033bf9b3436dfb43ea486a7de99f8a

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8D:z6QFElP6n+gKmddpMOtEvwDpj9aYaK

    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