Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    20/04/2026, 07:16

General

  • Target
    ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.exe
  • Size 548KB
  • Sample260420-h33rasf16t
  • SHA256 ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.exe
    "C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.tmp
      C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.tmp
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4016
    • C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.mm
      C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.mm /zhj
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1896
      • C:\Windows\GOG.exe
        C:\Windows\GOG.exe /zhj
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        PID:2200
  • C:\Windows\GOG.exe
    C:\Windows\GOG.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Windows\GOG.sys
      C:\Windows\GOG.sys /zhj
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2900

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.mm

        • Path C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.mm
        • Size 317KB
        • SHA256 9b15bbe356ac8dcb55315fc31798f9041cb0e97566474c18a973fa3067c357be
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\ca3dd976aa0ba797486679a3e68411e8d41cd87a4ca1d8ce031472d786d3763e.tmp
        • Size 231KB
        • SHA256 3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1792-83-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/1792-1-0x000000000042F000-0x0000000000430000-memory.dmp

        memory/1792-87-0x0000000000870000-0x0000000000E72000-memory.dmp

        memory/1792-0-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/1896-13-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/1896-12-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/1896-20-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/1896-18-0x00000000008C0000-0x0000000000EC2000-memory.dmp

        memory/2200-84-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2200-86-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2200-17-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2200-88-0x0000000000900000-0x0000000000F02000-memory.dmp

        memory/2900-44-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2900-40-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2900-43-0x0000000000880000-0x0000000000E82000-memory.dmp

        memory/3252-41-0x0000000000870000-0x0000000000E72000-memory.dmp

        memory/3252-42-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/4016-85-0x0000000000B30000-0x0000000000B6C000-memory.dmp