Overview

overview

10

Static

static

10

2024-02-03...er.exe

windows7-x64

9

2024-02-03...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-03_0247d042230d4eafbd01db3cf58e0805_cryptolocker

  • Size

    107KB

  • Sample

    240203-b4nv7sgddr

  • MD5

    0247d042230d4eafbd01db3cf58e0805

  • SHA1

    91ec7222be49cfe7e9a9da86e2aae5d6728896f8

  • SHA256

    57d9fa1b588c2d7f49d8c93f524986abeefd774371570c2c394f2a808ef3d5ae

  • SHA512

    2f766cd4b4ce68edaed32c5f931d8a9aed80c5c96dd49a0ead29cc0cdbe6dc51b8b5b3453690a46b0c13a905443691b6bea1391bb4a2f22f9fd11a323d9878b4

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEmS:1nK6a+qdOOtEvwDpjz

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-03_0247d042230d4eafbd01db3cf58e0805_cryptolocker

    • Size

      107KB

    • MD5

      0247d042230d4eafbd01db3cf58e0805

    • SHA1

      91ec7222be49cfe7e9a9da86e2aae5d6728896f8

    • SHA256

      57d9fa1b588c2d7f49d8c93f524986abeefd774371570c2c394f2a808ef3d5ae

    • SHA512

      2f766cd4b4ce68edaed32c5f931d8a9aed80c5c96dd49a0ead29cc0cdbe6dc51b8b5b3453690a46b0c13a905443691b6bea1391bb4a2f22f9fd11a323d9878b4

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEmS:1nK6a+qdOOtEvwDpjz

    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