Overview

overview

10

Static

static

10

2024-03-28...er.exe

windows7-x64

9

2024-03-28...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-03-28_8e251b001374514a01acc5cad7e55676_cryptolocker

  • Size

    57KB

  • Sample

    240328-r4cqyagg3z

  • MD5

    8e251b001374514a01acc5cad7e55676

  • SHA1

    230b7b0375d0bfc67b24ef9cac2e2b5a7675efc5

  • SHA256

    2b3c5ced5d4190ddff063da139deacbf253780ffbbe6a230757c7f109cedd8c9

  • SHA512

    a889443662e4218f54db22da1f9d43f5a09840574c07394c99e0d181e7afccb8b2da09ff4fda7c9623c98581c5de0b7ac324835350d79a68e5498c7c049eb91b

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaM6Kwq:z6a+CdOOtEvwDpjQ+

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-28_8e251b001374514a01acc5cad7e55676_cryptolocker

    • Size

      57KB

    • MD5

      8e251b001374514a01acc5cad7e55676

    • SHA1

      230b7b0375d0bfc67b24ef9cac2e2b5a7675efc5

    • SHA256

      2b3c5ced5d4190ddff063da139deacbf253780ffbbe6a230757c7f109cedd8c9

    • SHA512

      a889443662e4218f54db22da1f9d43f5a09840574c07394c99e0d181e7afccb8b2da09ff4fda7c9623c98581c5de0b7ac324835350d79a68e5498c7c049eb91b

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaM6Kwq:z6a+CdOOtEvwDpjQ+

    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