Analysis

  • max time kernel
    149s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/07/2026, 06:11

General

  • Target
    SV1TAY_RigLink_setup_v1.1.8.exe
  • Size 18.4MB
  • Sample260710-gxt2jafv8v
  • SHA256 5d250a0102b9bc04342b8917123011273c741b414d547da89198dcab5f803838
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 62 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 64 IoCs
  • Detects Pyinstaller 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.

  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SV1TAY_RigLink_setup_v1.1.8.exe
    "C:\Users\Admin\AppData\Local\Temp\SV1TAY_RigLink_setup_v1.1.8.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6076
    • C:\Users\Admin\AppData\Local\Temp\is-TV2HN3M7QH.tmp\SV1TAY_RigLink_setup_v1.1.8.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-TV2HN3M7QH.tmp\SV1TAY_RigLink_setup_v1.1.8.tmp" /SL5="$600C4,17976188,929280,C:\Users\Admin\AppData\Local\Temp\SV1TAY_RigLink_setup_v1.1.8.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3080
      • C:\Program Files (x86)\RigLink\SV1TAY RigLink.exe
        "C:\Program Files (x86)\RigLink\SV1TAY RigLink.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:6672
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "ver"
          4⤵
            PID:2244
          • C:\Program Files (x86)\RigLink\SV1TAY RigLink.exe
            "C:\Program Files (x86)\RigLink\SV1TAY RigLink.exe" "--multiprocessing-fork" "parent_pid=6672" "pipe_handle=892"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:5828
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c "ver"
              5⤵
                PID:5268

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            SV1TAY RigLink.exe

            • Path C:\Program Files (x86)\RigLink\SV1TAY RigLink.exe
            • Size 7.6MB
            • SHA256 8992feaada13378747d66fbdb206cc8f7ffb0b3eeb97f184710b1388358e70d0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140.dll

            • Path C:\Program Files (x86)\RigLink\_internal\VCRUNTIME140.dll
            • Size 116KB
            • SHA256 4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140_1.dll

            • Path C:\Program Files (x86)\RigLink\_internal\VCRUNTIME140_1.dll
            • Size 48KB
            • SHA256 a113f192195f245f17389e6ecbed8005990bcb2476ddad33f7c4c6c86327afe5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _asyncio.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_asyncio.pyd
            • Size 63KB
            • SHA256 76db93bd64cb4a36edb37694456f89bb588db98cf2733eb436f000b309eec3b2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _bz2.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_bz2.pyd
            • Size 82KB
            • SHA256 1be51ef2b5acbe490217aa1ff12618d24b95df6136c6844714b9ca997b4c7f9b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _cffi_backend.cp311-win_amd64.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_cffi_backend.cp311-win_amd64.pyd
            • Size 174KB
            • SHA256 8100f667a3f64eeb37b9326d0c53a931e0ea3cea4ade5dbdc638c368355c0948
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ctypes.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_ctypes.pyd
            • Size 121KB
            • SHA256 3d43869a4507ed8ece285ae85782d83bb16328cf636170acb895c227ebb142ac
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _decimal.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_decimal.pyd
            • Size 247KB
            • SHA256 23bdd07b84d2dbcb077624d6dcbfc66ab13a9ef5f9eebe31dc0ffece21b9e50c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _elementtree.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_elementtree.pyd
            • Size 125KB
            • SHA256 b4a866a63316a04e070d25acc055a1e4db9071e8e9fb6fe9cde019a8ef311ed5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _hashlib.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_hashlib.pyd
            • Size 63KB
            • SHA256 2ad55e11bddb5b65cdf6e9e126d82a3b64551f7ad9d4cbf74a1058fd7e5993bd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _lzma.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_lzma.pyd
            • Size 155KB
            • SHA256 663f1087c2ed664c5995a3ffa64546d2e33a0fce8a9121b48cc7c056b74a2948
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _multiprocessing.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_multiprocessing.pyd
            • Size 33KB
            • SHA256 3c5b0823e30810aee47fdfad567491bc33dd640c37e35c8600e75c5a8d05ce2a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _overlapped.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_overlapped.pyd
            • Size 50KB
            • SHA256 4990f62e11c0a5ab15a9ffce9d054f06d0bc9213aea0c2a414a54fa01a5eb6dc
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _queue.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_queue.pyd
            • Size 31KB
            • SHA256 ac3b144d7d7c8ee39f29d8749c5a35c4314b5365198821605c883fd11807e766
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _socket.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_socket.pyd
            • Size 77KB
            • SHA256 8f9ede5044643413c3b072cd31a565956498ca07cdd17fb6a04483d388fdad76
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ssl.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_ssl.pyd
            • Size 172KB
            • SHA256 591589dadc659d1ad4856d16cd25dc8e57eaa085bf68eb2929f8f93aba69db1b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            cp1252.enc

            • Path C:\Program Files (x86)\RigLink\_internal\_tcl_data\encoding\cp1252.enc
            • Size 1KB
            • SHA256 741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
            • MD5 SHA1 SHA512 TLSH

            _tkinter.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_tkinter.pyd
            • Size 62KB
            • SHA256 a3488d90b5493dd0af5054750194cdeafbf05db42e881c78d92449932565308d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _uuid.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\_uuid.pyd
            • Size 24KB
            • SHA256 ce9e2a30c20e6b83446d9ba83bb83c5570e1b1da0e87ff467d1b4fc090da6c53
            • MD5 SHA1 SHA512 SSDEEP TLSH

            base_library.zip

            • Path C:\Program Files (x86)\RigLink\_internal\base_library.zip
            • Size 1.4MB
            • SHA256 f70f81c25d1533173a8208536c619d6af45268b74fd63da5420eb9221fa56498
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libcrypto-3.dll

            • Path C:\Program Files (x86)\RigLink\_internal\libcrypto-3.dll
            • Size 5.0MB
            • SHA256 05fe080eab7fc535c51e10c1bd76a2f3e6217f9c91a25034774588881c3f99de
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libffi-8.dll

            • Path C:\Program Files (x86)\RigLink\_internal\libffi-8.dll
            • Size 38KB
            • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libssl-3.dll

            • Path C:\Program Files (x86)\RigLink\_internal\libssl-3.dll
            • Size 768KB
            • SHA256 2e9fbcd8f7fdc13a5179533239811456554f2b3aa2fb10e1b17be0df81c79006
            • MD5 SHA1 SHA512 SSDEEP TLSH

            is-0MJJNIBH2F.tmp

            • Path C:\Program Files (x86)\RigLink\_internal\markupsafe-3.0.3.dist-info\is-0MJJNIBH2F.tmp
            • Size 4B
            • SHA256 ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508
            • MD5 SHA1 SHA512

            pyexpat.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\pyexpat.pyd
            • Size 193KB
            • SHA256 58b95f03a2d7ec49f5260e3e874d2b9fb76e95ecc80537e27abef0c74d03cb00
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python3.DLL

            • Path C:\Program Files (x86)\RigLink\_internal\python3.DLL
            • Size 65KB
            • SHA256 920350a7c24c46339754e38d0db34ab558e891da0b3a389d5230a0d379bee802
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python311.dll

            • Path C:\Program Files (x86)\RigLink\_internal\python311.dll
            • Size 5.5MB
            • SHA256 2835e0f24fb13ef019608b13817f3acf8735fbc5f786d00501c4a151226bdff1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            pythoncom311.dll

            • Path C:\Program Files (x86)\RigLink\_internal\pywin32_system32\pythoncom311.dll
            • Size 656KB
            • SHA256 1b1663859d7ee7ca0fcd5328a9d9a57b0d7f03e2a82a026e4749aeed97bac119
            • MD5 SHA1 SHA512 SSDEEP TLSH

            pywintypes311.dll

            • Path C:\Program Files (x86)\RigLink\_internal\pywin32_system32\pywintypes311.dll
            • Size 132KB
            • SHA256 074a73db77cbd9a8a1eed34dbfeddcea2d5772d34f8761b94957ae463c9a16ae
            • MD5 SHA1 SHA512 SSDEEP TLSH

            select.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\select.pyd
            • Size 29KB
            • SHA256 fb06ac13f8b444c3f7ae5d2af15710a4e60a126c3c61a1f1e1683f05f685626c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            sv1tay.ico

            • Path C:\Program Files (x86)\RigLink\_internal\sv1tay.ico
            • Size 88KB
            • SHA256 a8c277e6d6f4a394490d92b1f1810c937eebcec03db0bf2c0fe5dc1a0bd89b87
            • MD5 SHA1 SHA512 SSDEEP TLSH

            tcl86t.dll

            • Path C:\Program Files (x86)\RigLink\_internal\tcl86t.dll
            • Size 1.8MB
            • SHA256 a91781fe13548b89817462b00058a75fb0b607ec8ce99d265719ced573ade7b6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            tk86t.dll

            • Path C:\Program Files (x86)\RigLink\_internal\tk86t.dll
            • Size 1.5MB
            • SHA256 20139f4c327711baf18289584fa0c8112f7bb3ba55475bded21f3d107672ed94
            • MD5 SHA1 SHA512 SSDEEP TLSH

            unicodedata.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\unicodedata.pyd
            • Size 1.1MB
            • SHA256 f28ac3e3ad02f9e1d8b22df15fa30b2190b080261a9adc6855248548cd870d20
            • MD5 SHA1 SHA512 SSDEEP TLSH

            win32api.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\win32\win32api.pyd
            • Size 129KB
            • SHA256 6ba86018ac060effa78e1597310c83408eb5c9f9cacdf86511c442a6f7bc5464
            • MD5 SHA1 SHA512 SSDEEP TLSH

            win32event.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\win32\win32event.pyd
            • Size 28KB
            • SHA256 8b36e49212f867d2c125d595e1088ade5220fbebe70fc7feef9fa9316867a838
            • MD5 SHA1 SHA512 SSDEEP TLSH

            win32gui.pyd

            • Path C:\Program Files (x86)\RigLink\_internal\win32\win32gui.pyd
            • Size 214KB
            • SHA256 a9e15fe4c515e93fcbf9928f2a9d219b5bb855e686fc045579a824882579457f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            SV1TAY_RigLink_setup_v1.1.8.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\is-TV2HN3M7QH.tmp\SV1TAY_RigLink_setup_v1.1.8.tmp
            • Size 4.2MB
            • SHA256 1f7bc01ee7f631d2b0321eb87e091f10cba51a72685d5058af8877b82136f42a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/3080-12-0x0000000000FC0000-0x000000000140C000-memory.dmp

            memory/3080-9-0x0000000000FC0000-0x000000000140C000-memory.dmp

            memory/3080-10-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

            memory/3080-6-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

            memory/3080-523-0x0000000000FC0000-0x000000000140C000-memory.dmp

            memory/3080-2217-0x0000000000FC0000-0x000000000140C000-memory.dmp

            memory/6076-8-0x00000000001B0000-0x00000000002A1000-memory.dmp

            memory/6076-0-0x00000000001B0000-0x00000000002A1000-memory.dmp

            memory/6076-2218-0x00000000001B0000-0x00000000002A1000-memory.dmp