Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-01-2025 17:00

General

  • Target

    2025-01-13_8f66dd5856c9591521146cb961a93f5e_wannacry.exe

  • Size

    5.0MB

  • MD5

    8f66dd5856c9591521146cb961a93f5e

  • SHA1

    08f866408503f421f97372362569b8555f475489

  • SHA256

    c3166299d798040feaf352185823993252a9e619810dfa6545e7b7d3de851a27

  • SHA512

    ef007dbec9caedb5dfb79bdd086d65c578a8e02e59f6a1f486a540d1e623bb4de35bca9cabc6da92dead5ca883d84b18820769e44f2731407516453643d6c8db

  • SSDEEP

    98304:D8qPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:D8qPe1Cxcxk3ZAEUadzR8yc4H

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (3316) 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\2025-01-13_8f66dd5856c9591521146cb961a93f5e_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-13_8f66dd5856c9591521146cb961a93f5e_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2748
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      PID:2328
  • C:\Users\Admin\AppData\Local\Temp\2025-01-13_8f66dd5856c9591521146cb961a93f5e_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2025-01-13_8f66dd5856c9591521146cb961a93f5e_wannacry.exe -m security
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\tasksche.exe

    Filesize

    3.4MB

    MD5

    7f7ccaa16fb15eb1c7399d422f8363e8

    SHA1

    bd44d0ab543bf814d93b719c24e90d8dd7111234

    SHA256

    2584e1521065e45ec3c17767c065429038fc6291c091097ea8b22c8a502c41dd

    SHA512

    83e334b80de08903cfa9891a3fa349c1ece7e19f8e62b74a017512fa9a7989a0fd31929bf1fc13847bee04f2da3dacf6bc3f5ee58f0e4b9d495f4b9af12ed2b7

  • memory/2748-0-0x0000000000400000-0x0000000000A72000-memory.dmp

    Filesize

    6.4MB

  • memory/2748-5-0x0000000000400000-0x0000000000A72000-memory.dmp

    Filesize

    6.4MB

  • memory/3860-2-0x0000000000400000-0x0000000000A72000-memory.dmp

    Filesize

    6.4MB

  • memory/3860-6-0x0000000000400000-0x0000000000A72000-memory.dmp

    Filesize

    6.4MB