Overview

overview

10

Static

static

10

2024-04-20...er.exe

windows7-x64

9

2024-04-20...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-20_f545647b72755c0c53a635c18db1d0ea_cryptolocker

  • Size

    38KB

  • Sample

    240420-knw2bach26

  • MD5

    f545647b72755c0c53a635c18db1d0ea

  • SHA1

    0e4c1aa550cd71023c26c798339908faa2ee6d01

  • SHA256

    1b8156b25d86a12127e0dcb30ee92aa952c0a3062d38d919959cb6b9a78651b6

  • SHA512

    d129c2f992de73f47be7c23d841f83c11dfdb7938fe83521102779d7378b0d579cbc4b9f5f821e783eb330fae4ec683597286ce0c1225d0ff9c5a22f062ae4a9

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITsl:qDdFJy3QMOtEvwDpjjWMl7Tsl

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-20_f545647b72755c0c53a635c18db1d0ea_cryptolocker

    • Size

      38KB

    • MD5

      f545647b72755c0c53a635c18db1d0ea

    • SHA1

      0e4c1aa550cd71023c26c798339908faa2ee6d01

    • SHA256

      1b8156b25d86a12127e0dcb30ee92aa952c0a3062d38d919959cb6b9a78651b6

    • SHA512

      d129c2f992de73f47be7c23d841f83c11dfdb7938fe83521102779d7378b0d579cbc4b9f5f821e783eb330fae4ec683597286ce0c1225d0ff9c5a22f062ae4a9

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITsl:qDdFJy3QMOtEvwDpjjWMl7Tsl

    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