Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2024 01:20

General

  • Target

    2024-10-11_b7ab3e754ed6af3917628847902c825f_wannacry.exe

  • Size

    3.6MB

  • MD5

    b7ab3e754ed6af3917628847902c825f

  • SHA1

    cbd908a84e9c1cf1bb5b96d6e6e4d72ba11b7599

  • SHA256

    4dbce54cfaf9c385aee5e8d55bcc0d7001e2c3ed84602f930b1ed7135db22b07

  • SHA512

    2613df484de9ee4d3cc88b57529fa84b1e9044e09b9f30a9d31d934bbd2686cb986089e60fadf1330f2a2e9256c3f24f343cd3ad954de7ce896453854088402f

  • SSDEEP

    24576:VbLgdeQhfdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKVEG:VnjQqMSPbcBVQej/1INlG

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3124) amount of remote hosts 1 TTPs

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

  • Executes dropped EXE 1 IoCs
  • Creates a large amount of network flows 1 TTPs

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

  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-11_b7ab3e754ed6af3917628847902c825f_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-11_b7ab3e754ed6af3917628847902c825f_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:1716
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      PID:1608
  • C:\Users\Admin\AppData\Local\Temp\2024-10-11_b7ab3e754ed6af3917628847902c825f_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2024-10-11_b7ab3e754ed6af3917628847902c825f_wannacry.exe -m security
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\tasksche.exe

    Filesize

    3.4MB

    MD5

    3cb5d371e74e0ca2f08b35d38486fc50

    SHA1

    75c88cdfdfdb79553ddce7e10ee5d7d1bb5c6a6e

    SHA256

    981633af5bf08cd1a33bd360d9d59de0a9abc19df00fa74605e64fa7e2542c77

    SHA512

    c59ddc7302f978b2d65d4fe2307cf30767164554e5965e54dfeb6369edd9357e998404d6f4fc577676c92501f3bd6002bc34a2ffe0609d95ccb9c05873ca0802