Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-09-2024 12:40

General

  • Target

    2024-09-23_cb34ea0955090d2b288b0bf504a5b75f_wannacry.exe

  • Size

    5.0MB

  • MD5

    cb34ea0955090d2b288b0bf504a5b75f

  • SHA1

    e37a5974ea964fd49ac1305a4722e15790a33f31

  • SHA256

    a48785ef0fdaa1d2754a994d4780e216c890a4e64160392b6405e3a433bc2423

  • SHA512

    d1c4c75a86d821e6687650b614f9a0ba6ce9c24a6732e2d41a31820626494ebfcf2f40dd7b68f8023a03b7a458144a2be9782747e3e119374873dd9d993a94da

  • SSDEEP

    49152:QnTMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:QTPoBhz1aRxcSUDk36SAEdhv

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3338) 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 4 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-23_cb34ea0955090d2b288b0bf504a5b75f_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-23_cb34ea0955090d2b288b0bf504a5b75f_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:1932
  • C:\Users\Admin\AppData\Local\Temp\2024-09-23_cb34ea0955090d2b288b0bf504a5b75f_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2024-09-23_cb34ea0955090d2b288b0bf504a5b75f_wannacry.exe -m security
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:728

Network

MITRE ATT&CK Enterprise v15

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