Overview

overview

10

Static

static

10

2024-04-30...er.exe

windows7-x64

9

2024-04-30...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-30_44464fe4e9d01e0d5cb3e301f3bd8909_cryptolocker

  • Size

    97KB

  • Sample

    240430-c4r4asab77

  • MD5

    44464fe4e9d01e0d5cb3e301f3bd8909

  • SHA1

    c6488bda29b2f68a290ebc9b19514616167e16fd

  • SHA256

    f5a6d2997dddc3a0d4031774e94801193d7ac86a191fb4c958888f8c19f187d4

  • SHA512

    562897d580ec7ba009ef0f068299ada74444d5a2e8b2bab128c4e503a0e03da6962ad6f1a8ab7b19b00ad7895378ad58f4331f469cf85b0bbf2842dd0fc976ad

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpYy9u:AnBdOOtEvwDpj6zv

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-30_44464fe4e9d01e0d5cb3e301f3bd8909_cryptolocker

    • Size

      97KB

    • MD5

      44464fe4e9d01e0d5cb3e301f3bd8909

    • SHA1

      c6488bda29b2f68a290ebc9b19514616167e16fd

    • SHA256

      f5a6d2997dddc3a0d4031774e94801193d7ac86a191fb4c958888f8c19f187d4

    • SHA512

      562897d580ec7ba009ef0f068299ada74444d5a2e8b2bab128c4e503a0e03da6962ad6f1a8ab7b19b00ad7895378ad58f4331f469cf85b0bbf2842dd0fc976ad

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpYy9u:AnBdOOtEvwDpj6zv

    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