Overview

overview

10

Static

static

10

2024-02-28...er.exe

windows7-x64

9

2024-02-28...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-28_609d9f118dfa3de3b7bc94624ea40509_cryptolocker

  • Size

    126KB

  • Sample

    240228-lkb3eagd74

  • MD5

    609d9f118dfa3de3b7bc94624ea40509

  • SHA1

    0c418baf2d2496746531e3305d3ec587c2797c49

  • SHA256

    100c77156cd8c0e8eddb72ed94544f74e2812a483ec3343149c5695639b72954

  • SHA512

    256ecce91a61fa6f0d1dcedd0fc5b12d967b878fc4e0a696a98d0a5300ac847694cd2d7baa90ba20637064bfab115b3400ffe3c37822b6df432c5f1cbbe95595

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eD:AnBdOOtEvwDpj6zJ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-28_609d9f118dfa3de3b7bc94624ea40509_cryptolocker

    • Size

      126KB

    • MD5

      609d9f118dfa3de3b7bc94624ea40509

    • SHA1

      0c418baf2d2496746531e3305d3ec587c2797c49

    • SHA256

      100c77156cd8c0e8eddb72ed94544f74e2812a483ec3343149c5695639b72954

    • SHA512

      256ecce91a61fa6f0d1dcedd0fc5b12d967b878fc4e0a696a98d0a5300ac847694cd2d7baa90ba20637064bfab115b3400ffe3c37822b6df432c5f1cbbe95595

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eD:AnBdOOtEvwDpj6zJ

    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