Overview

overview

10

Static

static

10

2024-05-24...er.exe

windows7-x64

9

2024-05-24...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-24_55f9d53e1465b238b40ac2e0879e5ce6_cryptolocker

  • Size

    41KB

  • Sample

    240524-e4a6wsdc5s

  • MD5

    55f9d53e1465b238b40ac2e0879e5ce6

  • SHA1

    5ab7e163d8958172e4a601345a588061a9379da0

  • SHA256

    21b9dbacd7d1515d8ba912afa9c31af1c3f90317969c90b986e55a56164d4d63

  • SHA512

    7ae1fcd3ac5ff13dbd84cedc99ad83a9468ac94b0589b1e8f30f7be937b104a51cd744da89da1dba8480f2cb386638616181dac3461ceb532a8d2d955f102fac

  • SSDEEP

    384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHO:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKu

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-24_55f9d53e1465b238b40ac2e0879e5ce6_cryptolocker

    • Size

      41KB

    • MD5

      55f9d53e1465b238b40ac2e0879e5ce6

    • SHA1

      5ab7e163d8958172e4a601345a588061a9379da0

    • SHA256

      21b9dbacd7d1515d8ba912afa9c31af1c3f90317969c90b986e55a56164d4d63

    • SHA512

      7ae1fcd3ac5ff13dbd84cedc99ad83a9468ac94b0589b1e8f30f7be937b104a51cd744da89da1dba8480f2cb386638616181dac3461ceb532a8d2d955f102fac

    • SSDEEP

      384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHO:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKu

    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