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_a4655161178bbddb5503686cb277ba77_cryptolocker

  • Size

    63KB

  • Sample

    240220-grb9jada95

  • MD5

    a4655161178bbddb5503686cb277ba77

  • SHA1

    50b6fbee2919704c896fbc16d22c513bda3b7bab

  • SHA256

    3b820ccba6f750bbbc7b4bfe8df54343a93c9e500ac9a4ceed27ed9230422035

  • SHA512

    db5f20e2ed298224ed50abd5f49a50c9fd2c4861ed7fd346b219295d5e77cd81d59f3e50995bfff46b975c42b469615570b3e585ac8e8c6dac4e5c5fb287c521

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k+:zj+soPSMOtEvwDpj4kpmeLmQ+

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-20_a4655161178bbddb5503686cb277ba77_cryptolocker

    • Size

      63KB

    • MD5

      a4655161178bbddb5503686cb277ba77

    • SHA1

      50b6fbee2919704c896fbc16d22c513bda3b7bab

    • SHA256

      3b820ccba6f750bbbc7b4bfe8df54343a93c9e500ac9a4ceed27ed9230422035

    • SHA512

      db5f20e2ed298224ed50abd5f49a50c9fd2c4861ed7fd346b219295d5e77cd81d59f3e50995bfff46b975c42b469615570b3e585ac8e8c6dac4e5c5fb287c521

    • SSDEEP

      768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k+:zj+soPSMOtEvwDpj4kpmeLmQ+

    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