Overview

overview

10

Static

static

10

2024-05-03...er.exe

windows7-x64

9

2024-05-03...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-03_b7598c62a541318c6dbf38199064c05c_cryptolocker

  • Size

    41KB

  • Sample

    240503-fd4k7afd8w

  • MD5

    b7598c62a541318c6dbf38199064c05c

  • SHA1

    4ec88a48dac85e49dfee4f4f80980c7a5157f3f5

  • SHA256

    da3891acb46d6b07626521bb2945ccd2ddabb99d166b2e9aa639fa5e18f37732

  • SHA512

    592d71cd90924ce2ce96b201da41c988f6d47ca10666affb54c4a62301df45c66ce0f20846aa81ef0205c2246752c45d6b083d9d45211d99b5347cd1c1db0f61

  • SSDEEP

    384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHTG:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKi

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-03_b7598c62a541318c6dbf38199064c05c_cryptolocker

    • Size

      41KB

    • MD5

      b7598c62a541318c6dbf38199064c05c

    • SHA1

      4ec88a48dac85e49dfee4f4f80980c7a5157f3f5

    • SHA256

      da3891acb46d6b07626521bb2945ccd2ddabb99d166b2e9aa639fa5e18f37732

    • SHA512

      592d71cd90924ce2ce96b201da41c988f6d47ca10666affb54c4a62301df45c66ce0f20846aa81ef0205c2246752c45d6b083d9d45211d99b5347cd1c1db0f61

    • SSDEEP

      384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHTG:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKi

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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