Resubmissions

12-11-2024 14:46

241112-r5s5bavejl 7

12-11-2024 14:40

241112-r18zzaxqck 7

12-11-2024 01:14

241112-bltczazqbt 7

Analysis

  • max time kernel
    110s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-11-2024 14:40

General

  • Target

    2024-11-12_ea13404029e9f88e25c64f601a5ea7c5_petya.exe

  • Size

    1.0MB

  • MD5

    ea13404029e9f88e25c64f601a5ea7c5

  • SHA1

    cd256cb5985bbd3757bb7af11debe1104c64bc05

  • SHA256

    59353ebb6a21badac7cfb1d89a5092eb1bc58b71f8dafa3ae9e2fad38f7dc20c

  • SHA512

    74bfd29482e25e2a5af46910c63fddc3cd16eb657befa400529bd956db0bcbbdd2854c1c8c4e14fbb780c26f8b0ab67ae5bfab671f9d6c1993f3bea90fcc853a

  • SSDEEP

    12288:flQDoXoLuMPYKHjlqXCcIjSOqXCcIjZ0KHjl:dooXQPsko

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 32 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-11-12_ea13404029e9f88e25c64f601a5ea7c5_petya.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-12_ea13404029e9f88e25c64f601a5ea7c5_petya.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\System32\explorer.exe" C:\Users\Admin\Desktop\_IAMAHacker_
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3752
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2600
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2928

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4604-0-0x00000000751AE000-0x00000000751AF000-memory.dmp

      Filesize

      4KB

    • memory/4604-1-0x0000000000570000-0x000000000067A000-memory.dmp

      Filesize

      1.0MB

    • memory/4604-2-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/4604-3-0x00000000051C0000-0x0000000005226000-memory.dmp

      Filesize

      408KB

    • memory/4604-4-0x00000000057E0000-0x0000000005D84000-memory.dmp

      Filesize

      5.6MB

    • memory/4604-5-0x0000000005F30000-0x0000000005FC2000-memory.dmp

      Filesize

      584KB

    • memory/4604-8-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/4604-9-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/4604-10-0x0000000009AA0000-0x0000000009AA8000-memory.dmp

      Filesize

      32KB

    • memory/4604-12-0x0000000008DF0000-0x0000000008DFE000-memory.dmp

      Filesize

      56KB

    • memory/4604-11-0x0000000008E10000-0x0000000008E48000-memory.dmp

      Filesize

      224KB

    • memory/4604-13-0x00000000751AE000-0x00000000751AF000-memory.dmp

      Filesize

      4KB

    • memory/4604-14-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/4604-15-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/4604-16-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/4604-17-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB