Overview

overview

10

Static

static

10

2024-02-21...er.exe

windows7-x64

9

2024-02-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-21_e59917dbbae23f18d9a63e85f9e0e920_cryptolocker

  • Size

    87KB

  • Sample

    240221-nzywtsfc97

  • MD5

    e59917dbbae23f18d9a63e85f9e0e920

  • SHA1

    ecb86ce46c8a45d037cb837f3b030d7428fd9c41

  • SHA256

    90bcc3be7ac0dc8ed890eacd2aef99da7adfb402760964976c073c5a47271948

  • SHA512

    6df5b63093b378af10bb2b9ac8d998c1eae6daa99b26a0bf2d966dcc106a68e1f028ecb08b0f9b9c9dd23fcaa180f32bac02f7e534a134861ce9aefce0a58be7

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgLq:AnBdOOtEvwDpj6zy

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-21_e59917dbbae23f18d9a63e85f9e0e920_cryptolocker

    • Size

      87KB

    • MD5

      e59917dbbae23f18d9a63e85f9e0e920

    • SHA1

      ecb86ce46c8a45d037cb837f3b030d7428fd9c41

    • SHA256

      90bcc3be7ac0dc8ed890eacd2aef99da7adfb402760964976c073c5a47271948

    • SHA512

      6df5b63093b378af10bb2b9ac8d998c1eae6daa99b26a0bf2d966dcc106a68e1f028ecb08b0f9b9c9dd23fcaa180f32bac02f7e534a134861ce9aefce0a58be7

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgLq:AnBdOOtEvwDpj6zy

    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