Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 05:10

General

  • Target
    9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4.exe
  • Size 264KB
  • Sample260601-ft6eqaey9m
  • SHA256 9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Viking

    Viking is a Windows worm written in Delphi.

  • Detects Viking 9 IoCs
  • Drops file in Drivers directory 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 21 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 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4.exe
    "C:\Users\Admin\AppData\Local\Temp\9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3248
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4776
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1708
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a5F80.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2472
      • C:\Users\Admin\AppData\Local\Temp\9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4.exe
        "C:\Users\Admin\AppData\Local\Temp\9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2448
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Drops file in Drivers directory
      • Drops startup file
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:896
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2952
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2144
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1096
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4092

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe
        • Size 132KB
        • SHA256 9cb627bf466f8c59bd69333d496c2c829ad9b17799c4db35e645f0cf6969a751
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 582KB
        • SHA256 5d7ad1d22f0376c3dbff2272e09c9f1e2b80724b65a472cbe7c6709d131f525a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 488KB
        • SHA256 ed38ff04194cfca9b532dc0440268da47b3cce5c72a379d371f21c8225a7e666
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a5F80.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a5F80.bat
        • Size 722B
        • SHA256 fdce5d75148779daac8eb5911671a3b3c443718440d9d9b7a9ef1c50d673b880
        • MD5 SHA1 SHA512 TLSH

        9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\9c1ce6306d33f3f4125a9f366dbba767555fb65a685e1a77c54eabd7d8e928c4.exe.exe
        • Size 231KB
        • SHA256 3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 33KB
        • SHA256 119087971f96431b541e9b859638972a66d0778606ed3034d13ab17f860516d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hosts

        • Path C:\Windows\system32\drivers\etc\hosts
        • Size 842B
        • SHA256 d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e
        • MD5 SHA1 SHA512 TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-2409539145-3342400454-2096821238-1000\_desktop.ini
        • Size 8B
        • SHA256 f29189eb11965eb3f457dcfc9961541cf5820960ece28657e097c84d9236f547
        • MD5 SHA1 SHA512

        memory/896-20-0x0000000000400000-0x000000000043E000-memory.dmp

        memory/896-3430-0x0000000000400000-0x000000000043E000-memory.dmp

        memory/896-12-0x0000000000400000-0x000000000043E000-memory.dmp

        memory/896-10045-0x0000000000400000-0x000000000043E000-memory.dmp

        memory/3248-11-0x0000000000400000-0x000000000043E000-memory.dmp

        memory/3248-0-0x0000000000400000-0x000000000043E000-memory.dmp