Overview

overview

10

Static

static

10

2024-02-03...er.exe

windows7-x64

9

2024-02-03...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-03_7f8ca55f0e0db2573f85f2c58bdce685_cryptolocker

  • Size

    82KB

  • Sample

    240203-e5f4jabffq

  • MD5

    7f8ca55f0e0db2573f85f2c58bdce685

  • SHA1

    4b1c62ccde95c3376e0c0764fd917bfcf1895c3b

  • SHA256

    9a13541dd2202a2d0b384eb5d09b5cf17246069612ddfe1f9b92b73d2fe2ed01

  • SHA512

    10c6602b25d8fa37ee4bf79c7598bfc664e0d39f8e0369351bc82d2b77147a0309fb8023d8312257d5cce25e83e86e1e729029b370f354eda5eafcd00de9a8c8

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nM:zCsanOtEvwDpjS

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-03_7f8ca55f0e0db2573f85f2c58bdce685_cryptolocker

    • Size

      82KB

    • MD5

      7f8ca55f0e0db2573f85f2c58bdce685

    • SHA1

      4b1c62ccde95c3376e0c0764fd917bfcf1895c3b

    • SHA256

      9a13541dd2202a2d0b384eb5d09b5cf17246069612ddfe1f9b92b73d2fe2ed01

    • SHA512

      10c6602b25d8fa37ee4bf79c7598bfc664e0d39f8e0369351bc82d2b77147a0309fb8023d8312257d5cce25e83e86e1e729029b370f354eda5eafcd00de9a8c8

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nM:zCsanOtEvwDpjS

    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