Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    23-09-2024 12:30

General

  • Target

    2024-09-23_6799532f6271eb4f670ffbd22c1c33cb_wannacry.exe

  • Size

    5.0MB

  • MD5

    6799532f6271eb4f670ffbd22c1c33cb

  • SHA1

    f4abf7f57a00b7c33b45a8cd4086e7958915d779

  • SHA256

    902368b4b1713980895725102437d013420fe0dba9fa5011660aee1e7b1a2ffb

  • SHA512

    6debe0f93f5e5af67dcc8cd5ac161cb507d9ae74cab2ac54d393c7abed177d5886e698ff79736c22967b23f5f0daa8fcf29bcd6a7603c2f8fa6c839ed76cd494

  • SSDEEP

    49152:XnAQqMSPbcBVQej/1INR+ktYMcTh8Yab3P62asCIJ/bEu:XDqPoBhz1aR+ktYBTCY2y2avY/gu

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3317) 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 System32 directory 1 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\2024-09-23_6799532f6271eb4f670ffbd22c1c33cb_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-23_6799532f6271eb4f670ffbd22c1c33cb_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2536
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      PID:2108
  • C:\Users\Admin\AppData\Local\Temp\2024-09-23_6799532f6271eb4f670ffbd22c1c33cb_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2024-09-23_6799532f6271eb4f670ffbd22c1c33cb_wannacry.exe -m security
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:2100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\tasksche.exe

    Filesize

    3.4MB

    MD5

    aca4b981fe61b7d263913ce3d890767d

    SHA1

    551f19cb835d9ccdefe8514f0a1b37d1b044518d

    SHA256

    1f3b6d4160116509b677be6f98bee3d786f63bbf5a4dbcdb931b8b226c7b0aea

    SHA512

    72398393aabcb8b431bbb0be4d0fea806c366765c212d038cff3f43c376d751418372952790c902d576146ecb69dac5ab50776b5fb91eca9bcd8ffc98742378a