Overview

overview

10

Static

static

10

2024-05-03...er.exe

windows7-x64

9

2024-05-03...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-03_3c7565b6c7f1814c3fdcd8ebae4d33df_cryptolocker

  • Size

    40KB

  • Sample

    240503-yh2aqsdh9x

  • MD5

    3c7565b6c7f1814c3fdcd8ebae4d33df

  • SHA1

    2fccfed7eeb8375c299071b09f135f56dfa2d357

  • SHA256

    bd8bd07f53f1af3b5ed76ab6ad52619545ba17a7d3e9ed439e9a0c1f184d51bf

  • SHA512

    edf0140e269e38f55979b57f968f40490a02d619b171ca63685f4a52a8a016f5c104c3a01a58f0bcdf5fc133e690b9f325caa90643b1dd01cc9cb1a05b195827

  • SSDEEP

    384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHaqA:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKvA

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-03_3c7565b6c7f1814c3fdcd8ebae4d33df_cryptolocker

    • Size

      40KB

    • MD5

      3c7565b6c7f1814c3fdcd8ebae4d33df

    • SHA1

      2fccfed7eeb8375c299071b09f135f56dfa2d357

    • SHA256

      bd8bd07f53f1af3b5ed76ab6ad52619545ba17a7d3e9ed439e9a0c1f184d51bf

    • SHA512

      edf0140e269e38f55979b57f968f40490a02d619b171ca63685f4a52a8a016f5c104c3a01a58f0bcdf5fc133e690b9f325caa90643b1dd01cc9cb1a05b195827

    • SSDEEP

      384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHaqA:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKvA

    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