Overview

overview

10

Static

static

10

2024-01-28...er.exe

windows7-x64

9

2024-01-28...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-01-28_72ea01b35aad9b8c04b730cac060613b_cryptolocker

  • Size

    105KB

  • Sample

    240128-kf7g3sfac7

  • MD5

    72ea01b35aad9b8c04b730cac060613b

  • SHA1

    71e4a60678e443a838179811a5a8f50bd3edd55e

  • SHA256

    0a8d457340ed406e62e363057496c5e5eb1917d8a56c80c4fb2f3b5195fbf2b5

  • SHA512

    1b6db8363a7eeca902a2eed5b307d6b0291365d43ae2bf72b9aa923496de5a80af23a1bbcc7ce6821b219c656c73abc71ac5a4a7c98f28aed3cb014cbe3d0874

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksX:1nK6a+qdOOtEvwDpjX

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-28_72ea01b35aad9b8c04b730cac060613b_cryptolocker

    • Size

      105KB

    • MD5

      72ea01b35aad9b8c04b730cac060613b

    • SHA1

      71e4a60678e443a838179811a5a8f50bd3edd55e

    • SHA256

      0a8d457340ed406e62e363057496c5e5eb1917d8a56c80c4fb2f3b5195fbf2b5

    • SHA512

      1b6db8363a7eeca902a2eed5b307d6b0291365d43ae2bf72b9aa923496de5a80af23a1bbcc7ce6821b219c656c73abc71ac5a4a7c98f28aed3cb014cbe3d0874

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksX:1nK6a+qdOOtEvwDpjX

    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