Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-22_b6ff6c2df4e769c6c4ecd21bacf558e1_cryptolocker

  • Size

    80KB

  • Sample

    240522-c9fx8ahh33

  • MD5

    b6ff6c2df4e769c6c4ecd21bacf558e1

  • SHA1

    8aeef753a80fbcb7be72593695754eff15af5a0b

  • SHA256

    f0288830045f8605da293d536aa041696b00e1bc8a4fe8b878073eb583e106ea

  • SHA512

    ada9b063db1736be6c38406e775018ebd89f7d159859fe4de3fcd35a84455acb900c3e3857bd0e8ab1fca6aa03baba9c7dec41ff6f5888e22cb432fca38a790c

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QF:zCsanOtEvwDpjR

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_b6ff6c2df4e769c6c4ecd21bacf558e1_cryptolocker

    • Size

      80KB

    • MD5

      b6ff6c2df4e769c6c4ecd21bacf558e1

    • SHA1

      8aeef753a80fbcb7be72593695754eff15af5a0b

    • SHA256

      f0288830045f8605da293d536aa041696b00e1bc8a4fe8b878073eb583e106ea

    • SHA512

      ada9b063db1736be6c38406e775018ebd89f7d159859fe4de3fcd35a84455acb900c3e3857bd0e8ab1fca6aa03baba9c7dec41ff6f5888e22cb432fca38a790c

    • SSDEEP

      1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QF:zCsanOtEvwDpjR

    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