Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-22_a5f8cc602876612217b18e06e3e2a9d5_cryptolocker

  • Size

    91KB

  • Sample

    240522-gqrb3aed26

  • MD5

    a5f8cc602876612217b18e06e3e2a9d5

  • SHA1

    4809902355c17a3dc37d6b0782edd3ec56222162

  • SHA256

    63f61cc3f925c2fde3a85a5ab4216e83d661c7ff113d0a93880ade956b03c70e

  • SHA512

    34a4d6714f845f1afd4ae0f1cab23325b76567d15601197e3840090b0e75fab76066603a43ff9dbcfae2b63e8afa69283b23970a779008c4898d819662fd92a9

  • SSDEEP

    1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/DO:n6a+1SEOtEvwDpjYYvQd2PZ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_a5f8cc602876612217b18e06e3e2a9d5_cryptolocker

    • Size

      91KB

    • MD5

      a5f8cc602876612217b18e06e3e2a9d5

    • SHA1

      4809902355c17a3dc37d6b0782edd3ec56222162

    • SHA256

      63f61cc3f925c2fde3a85a5ab4216e83d661c7ff113d0a93880ade956b03c70e

    • SHA512

      34a4d6714f845f1afd4ae0f1cab23325b76567d15601197e3840090b0e75fab76066603a43ff9dbcfae2b63e8afa69283b23970a779008c4898d819662fd92a9

    • SSDEEP

      1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/DO:n6a+1SEOtEvwDpjYYvQd2PZ

    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