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Overview

overview

10

Static

static

10

2024-01-26...er.exe

windows7-x64

9

2024-01-26...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-01-26_775cabcc33f7844ad5305836ba4b874d_cryptolocker

  • Size

    85KB

  • Sample

    240126-b15pjsbfa2

  • MD5

    775cabcc33f7844ad5305836ba4b874d

  • SHA1

    e654a7a2fc954c9f4df8f51fd82eb97c71c9832b

  • SHA256

    333d2fb5eb2810ccfcc10b1b525b306826390252240ea1d3f10963802da8b568

  • SHA512

    218301cd196cf32e2e2050009d7db11f3c72d4c198d68bcee18afb24cdf1098be820e3694c25fb144a71f391e4a93ce72b3aad112ab91366e53ca308f24a2752

  • SSDEEP

    768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtISb:qkmnpomddpMOtEvwDpjJGYQbN/PKwMg9

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-01-26_775cabcc33f7844ad5305836ba4b874d_cryptolocker

    • Size

      85KB

    • MD5

      775cabcc33f7844ad5305836ba4b874d

    • SHA1

      e654a7a2fc954c9f4df8f51fd82eb97c71c9832b

    • SHA256

      333d2fb5eb2810ccfcc10b1b525b306826390252240ea1d3f10963802da8b568

    • SHA512

      218301cd196cf32e2e2050009d7db11f3c72d4c198d68bcee18afb24cdf1098be820e3694c25fb144a71f391e4a93ce72b3aad112ab91366e53ca308f24a2752

    • SSDEEP

      768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtISb:qkmnpomddpMOtEvwDpjJGYQbN/PKwMg9

    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