Overview

overview

10

Static

static

10

2024-01-18...er.exe

windows7-x64

9

2024-01-18...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-01-18_4c5939c2f067524964e0944965139baf_cryptolocker

  • Size

    105KB

  • Sample

    240118-2nwh8acdbk

  • MD5

    4c5939c2f067524964e0944965139baf

  • SHA1

    628b59904e22bdd22b4a3519ef16ac6738f52faa

  • SHA256

    bf507ffb67e5b88e7a85e99e1dafe60ee09e41a6b3c03f31c98354d94d6c18c2

  • SHA512

    55fa3a4f416be81f7064a3b34003eeb39d7ff33fc8582b654be4b678cccf0c29fc306c90b35bb8740303dd004c4219f358aa130efda848da5bbb5b212cf7c2d7

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksC:1nK6a+qdOOtEvwDpjC

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-18_4c5939c2f067524964e0944965139baf_cryptolocker

    • Size

      105KB

    • MD5

      4c5939c2f067524964e0944965139baf

    • SHA1

      628b59904e22bdd22b4a3519ef16ac6738f52faa

    • SHA256

      bf507ffb67e5b88e7a85e99e1dafe60ee09e41a6b3c03f31c98354d94d6c18c2

    • SHA512

      55fa3a4f416be81f7064a3b34003eeb39d7ff33fc8582b654be4b678cccf0c29fc306c90b35bb8740303dd004c4219f358aa130efda848da5bbb5b212cf7c2d7

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksC:1nK6a+qdOOtEvwDpjC

    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