Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-21_b23fd6f32c2c50852e809f6ff2d70606_cryptolocker

  • Size

    97KB

  • Sample

    240521-tcdj9sbb4v

  • MD5

    b23fd6f32c2c50852e809f6ff2d70606

  • SHA1

    ddbf452b86bb60dff2a925d00314a120a0b11749

  • SHA256

    b672bef7b081c2ba59d08ff757c68ca63d9009bcc4e24eb1cd8ff5b8d7d55105

  • SHA512

    ef8dd5db25e3a36f65cdcc6fa994ed33807eba8a5d1298c3b528047e083292822c9222f344e3befa69feb54ea82c9158278fafbb59c7387ca67359bd94d72d99

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01l:AnBdOOtEvwDpj6zn

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-21_b23fd6f32c2c50852e809f6ff2d70606_cryptolocker

    • Size

      97KB

    • MD5

      b23fd6f32c2c50852e809f6ff2d70606

    • SHA1

      ddbf452b86bb60dff2a925d00314a120a0b11749

    • SHA256

      b672bef7b081c2ba59d08ff757c68ca63d9009bcc4e24eb1cd8ff5b8d7d55105

    • SHA512

      ef8dd5db25e3a36f65cdcc6fa994ed33807eba8a5d1298c3b528047e083292822c9222f344e3befa69feb54ea82c9158278fafbb59c7387ca67359bd94d72d99

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01l:AnBdOOtEvwDpj6zn

    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