Overview

overview

10

Static

static

10

2024-02-23...er.exe

windows7-x64

9

2024-02-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-23_64aa8afd330d91e2d5d347c1d437cb86_cryptolocker

  • Size

    58KB

  • Sample

    240223-fc6zxsbf95

  • MD5

    64aa8afd330d91e2d5d347c1d437cb86

  • SHA1

    646459930e5c2243ac07eaaaaf415dd93bc731c7

  • SHA256

    a346577eacb469dcfcc3c6054ef6ca6f35ee113846f8b201d616700e85e83b60

  • SHA512

    352a96d8258b6bb075601c8ac3c5440091d71a5d9b35a838c6ff00e92160e7f87abf079cb250f94b8ed5c1a9fe26bc8459449c9763775cf5e7a08cca521f4f89

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appOq0r7z:z6QFElP6n+gKmddpMOtEvwDpj9aYalo

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-23_64aa8afd330d91e2d5d347c1d437cb86_cryptolocker

    • Size

      58KB

    • MD5

      64aa8afd330d91e2d5d347c1d437cb86

    • SHA1

      646459930e5c2243ac07eaaaaf415dd93bc731c7

    • SHA256

      a346577eacb469dcfcc3c6054ef6ca6f35ee113846f8b201d616700e85e83b60

    • SHA512

      352a96d8258b6bb075601c8ac3c5440091d71a5d9b35a838c6ff00e92160e7f87abf079cb250f94b8ed5c1a9fe26bc8459449c9763775cf5e7a08cca521f4f89

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appOq0r7z:z6QFElP6n+gKmddpMOtEvwDpj9aYalo

    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