Overview

overview

10

Static

static

10

2024-03-11...er.exe

windows7-x64

9

2024-03-11...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-03-11_943d856826738152aa7872d143ae8779_cryptolocker

  • Size

    35KB

  • Sample

    240311-a9en2sgc2z

  • MD5

    943d856826738152aa7872d143ae8779

  • SHA1

    599fb8a4e25e53d1413041799d0933e497a5bfdb

  • SHA256

    187863b21209376faf8f170ca14308f227e8c3b324dd96dbd3c9a6882911869e

  • SHA512

    ad3f70313936c1408276b012fee05a2bc67075eb86a21a46774cab653ea2c1c2b1d6ed30a7b9a778d06fe3859dc39f1d28a9d7d5fca8597cf41b1bec4d2199cc

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5ax+s:qUmnpomddpMOtEvwDpjjaYaJ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-03-11_943d856826738152aa7872d143ae8779_cryptolocker

    • Size

      35KB

    • MD5

      943d856826738152aa7872d143ae8779

    • SHA1

      599fb8a4e25e53d1413041799d0933e497a5bfdb

    • SHA256

      187863b21209376faf8f170ca14308f227e8c3b324dd96dbd3c9a6882911869e

    • SHA512

      ad3f70313936c1408276b012fee05a2bc67075eb86a21a46774cab653ea2c1c2b1d6ed30a7b9a778d06fe3859dc39f1d28a9d7d5fca8597cf41b1bec4d2199cc

    • SSDEEP

      768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5ax+s:qUmnpomddpMOtEvwDpjjaYaJ

    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