Resubmissions

21-12-2024 13:31

241221-qsc2wszqfs 10

21-12-2024 13:23

241221-qmx5wazphw 10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 13:23

General

  • Target

    2024-12-21_3b1e6c1d2b8f29ef890672be8f013706_wannacry.exe

  • Size

    5.0MB

  • MD5

    3b1e6c1d2b8f29ef890672be8f013706

  • SHA1

    1b3f55bba64074ae268857623844dc281ba9a7eb

  • SHA256

    13702eff58f50601c6d71543c97a8231766b8ea59158a877bfb80e4d818846fe

  • SHA512

    5bd53261b6eabe177189111c6b7607597d5936561ce502a31a539c28166f8cdd3ddb4d930f092928681547a6ddb8c148fa7f6fab31545031d8635e21e313c81b

  • SSDEEP

    12288:eQbLgmluyQhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DzUgZLHJ98kI:VbLguVQhfdmMSirYbcMNgef0yD8kI

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (3168) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Drops file in System32 directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-21_3b1e6c1d2b8f29ef890672be8f013706_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-21_3b1e6c1d2b8f29ef890672be8f013706_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:628
  • C:\Users\Admin\AppData\Local\Temp\2024-12-21_3b1e6c1d2b8f29ef890672be8f013706_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2024-12-21_3b1e6c1d2b8f29ef890672be8f013706_wannacry.exe -m security
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:1708

Network

MITRE ATT&CK Enterprise v15

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