Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/05/2026, 20:31

General

  • Target
    _8cd4bb344103ed4ce374df68cb2c8d8e15f773576c44a738f94530f3b1b0d2ef.msi
  • Size 18.0MB
  • Sample260504-zapseact2y
  • SHA256 8cd4bb344103ed4ce374df68cb2c8d8e15f773576c44a738f94530f3b1b0d2ef
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Badlisted process makes network request 4 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 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 12 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 11 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\_8cd4bb344103ed4ce374df68cb2c8d8e15f773576c44a738f94530f3b1b0d2ef.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:6124
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5556
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1352
      • C:\Windows\system32\cmd.exe
        "cmd.exe" /c start /MIN "" "C:\Program Files (x86)\TiFLUX\\desktop\TiAgent.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4920
        • C:\Program Files (x86)\TiFLUX\desktop\TiAgent.exe
          "C:\Program Files (x86)\TiFLUX\\desktop\TiAgent.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:3084
      • C:\Windows\system32\cmd.exe
        "cmd.exe" /c start /MIN "" "C:\Program Files (x86)\TiFLUX\\si.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5412
        • C:\Program Files (x86)\TiFLUX\si.exe
          "C:\Program Files (x86)\TiFLUX\\si.exe"
          3⤵
          • Executes dropped EXE
          PID:672
      • C:\Windows\system32\cmd.exe
        "cmd.exe" /c sc failure TiService reset= 86400 actions= restart/30000
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3940
        • C:\Windows\system32\sc.exe
          sc failure TiService reset= 86400 actions= restart/30000
          3⤵
          • Launches sc.exe
          PID:2764
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:1148
    • C:\Program Files (x86)\TiFLUX\TiService.exe
      "C:\Program Files (x86)\TiFLUX\TiService.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:6004
      • C:\Windows\system32\cmd.exe
        "cmd" /c "sc failure TiService reset= 86400 actions= restart/30000"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5904
        • C:\Windows\system32\sc.exe
          sc failure TiService reset= 86400 actions= restart/30000
          3⤵
          • Launches sc.exe
          PID:3372
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" https://agent.tiflux.com:443/r/equipment/install_error/90cf0887-991f-4fae-b29f-74c8b652a766/2249443
        2⤵
        • Modifies data under HKEY_USERS
        PID:5652
    • C:\Program Files (x86)\TiFLUX\desktop\TiAgent.exe
      "C:\Program Files (x86)\TiFLUX\desktop\TiAgent.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1828

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e5817ba.rbs

          • Path C:\Config.Msi\e5817ba.rbs
          • Size 37KB
          • SHA256 e9d617dbda418a0a8dcaa01ec09a6367398f0797f8f17cc6ec20ab37fea974bd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          TiService.exe

          • Path C:\Program Files (x86)\TiFLUX\TiService.exe
          • Size 7.8MB
          • SHA256 feb96b1d11ea4b62a65a22981c1875c6e802c437c229e861fec4c6e601761f97
          • MD5 SHA1 SHA512 SSDEEP TLSH

          TiService.exe.config

          • Path C:\Program Files (x86)\TiFLUX\TiService.exe.config
          • Size 773B
          • SHA256 31807bdb4d25fa4f410073209c248550fe8eb6f18673797c0fd1f0c2b7d726e7
          • MD5 SHA1 SHA512 TLSH

          install.bat

          • Path C:\Program Files (x86)\TiFLUX\dependencies\ultravnc\driver\w2K\install.bat
          • Size 16B
          • SHA256 8402e0c9189fa6ef6ef8e955606c5a20f880f1106ea5f81304e42a0864f078f8
          • MD5 SHA1 SHA512

          install_silent.bat

          • Path C:\Program Files (x86)\TiFLUX\dependencies\ultravnc\driver\w2K\install_silent.bat
          • Size 17B
          • SHA256 15af5763e85b2250dd1d00ed3ab051a69f3dd00cd679f7646ff34f18ed867476
          • MD5 SHA1 SHA512

          license.txt

          • Path C:\Program Files (x86)\TiFLUX\dependencies\ultravnc\driver\w2K\license.txt
          • Size 1KB
          • SHA256 18d357c3792c89e9a8fc127e65a81be919bec7166e537eca080478e0370e61c6
          • MD5 SHA1 SHA512 TLSH

          uninstall.bat

          • Path C:\Program Files (x86)\TiFLUX\dependencies\ultravnc\driver\w2K\uninstall.bat
          • Size 18B
          • SHA256 010287946e1c4d4f95451ae3fe6168ae03fe91e040c5d86ce78d2f38b3973ee1
          • MD5 SHA1 SHA512

          uninstall_silent.bat

          • Path C:\Program Files (x86)\TiFLUX\dependencies\ultravnc\driver\w2K\uninstall_silent.bat
          • Size 19B
          • SHA256 749527f0ed65353004a9a988029e38e89f1ec97fb400a3f26ec705280a95333f
          • MD5 SHA1 SHA512

          TiAgent.exe

          • Path C:\Program Files (x86)\TiFLUX\desktop\TiAgent.exe
          • Size 739KB
          • SHA256 17e6f123a698e7fe5ed2968b5e5adfb560b680b25693ff08499f57d30434f96f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          TiAgent.exe.config

          • Path C:\Program Files (x86)\TiFLUX\desktop\TiAgent.exe.config
          • Size 777B
          • SHA256 c86bdb089ada86ae84305a9f86d9fddacbd195d75f69723dd035eb83b2a4ec7f
          • MD5 SHA1 SHA512 TLSH

          TiAgent.resources.dll

          • Path C:\Program Files (x86)\TiFLUX\desktop\en\TiAgent.resources.dll
          • Size 3KB
          • SHA256 9dc3efe5099ce2b6469b1315eaf923e7dbfe659d6aeac11fe2eafb914f01a0c4
          • MD5 SHA1 SHA512 TLSH

          si.exe

          • Path C:\Program Files (x86)\TiFLUX\si.exe
          • Size 26KB
          • SHA256 d6f3beaae7762c21cdef000082e32ed1d28be6d3f3e1cd3c98240a80e1e7f64d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          07CEF2F654E3ED6050FFC9B6EB844250_71A3756DBB32C004799210B766A7AFA4

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_71A3756DBB32C004799210B766A7AFA4
          • Size 2KB
          • SHA256 7c67584f88160463161d5594bed15127df391d76c8b19e2526160361a71d8435
          • MD5 SHA1 SHA512 TLSH

          18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB
          • Size 765B
          • SHA256 faa86f6ab504d67d96ed5f51a6c0c615dddfa81ee4541c21652d514f9a781b88
          • MD5 SHA1 SHA512 TLSH

          AEACCDA8653DD8D7B2EA32F21D15D44F_082FF9BC1A34EEE63A2FDEF17DCF8C7F

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AEACCDA8653DD8D7B2EA32F21D15D44F_082FF9BC1A34EEE63A2FDEF17DCF8C7F
          • Size 638B
          • SHA256 3b10308309367bf6754a4197691552358f4b6c3555f2916c821d45dae801e76b
          • MD5 SHA1 SHA512 TLSH

          B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F
          • Size 1KB
          • SHA256 5d2bd1a88fa067b2c8c5797878d8ff9b8ac511da7affe60f9058759cb667dd66
          • MD5 SHA1 SHA512 TLSH

          07CEF2F654E3ED6050FFC9B6EB844250_71A3756DBB32C004799210B766A7AFA4

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_71A3756DBB32C004799210B766A7AFA4
          • Size 492B
          • SHA256 f7615df01b93da25cae0e5030553d7f8928735f70993f1585b83620d38ab4de8
          • MD5 SHA1 SHA512 TLSH

          18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18E6B4A57A6BC7EC9B861CDF2D6D0D02_C3B142D2C5374581DC2FDFFDEDBDEDDB
          • Size 484B
          • SHA256 2fca32a92dd9976c8c758d4d6788059eef5e79c726da4a3bb9197a076ccc7c9d
          • MD5 SHA1 SHA512 TLSH

          AEACCDA8653DD8D7B2EA32F21D15D44F_082FF9BC1A34EEE63A2FDEF17DCF8C7F

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AEACCDA8653DD8D7B2EA32F21D15D44F_082FF9BC1A34EEE63A2FDEF17DCF8C7F
          • Size 480B
          • SHA256 954dd4f20aaa5b2c242d5aeea9b10caf93b1e051c4d4da63e40d83e5c89fabfd
          • MD5 SHA1 SHA512 TLSH

          B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_93702E680A5530C052C8D2BA33A2225F
          • Size 482B
          • SHA256 0cf4b346fbcc5572ae7480c321d508adebc903ca493c1b245f428819d7df1ad8
          • MD5 SHA1 SHA512 TLSH

          e5817b9.msi

          • Path C:\Windows\Installer\e5817b9.msi
          • Size 18.0MB
          • SHA256 8cd4bb344103ed4ce374df68cb2c8d8e15f773576c44a738f94530f3b1b0d2ef
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sqlite.interop.dll

          • Path C:\Windows\Temp\Costura\370AC3D2F4BDCF180A9B67A95B28C0DC\64\sqlite.interop.dll
          • Size 1.6MB
          • SHA256 96c952efa25720eec63437df20e20b8959dde5230c6f1d5c30be68cf72665532
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.6MB
          • SHA256 60d4c6001c7d2eee9cdd91ba02dddfe23faa056abb8cfb826ac306fbe5910872
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {94c572fe-38f7-467d-ba67-05b155a3ec32}_OnDiskSnapshotProp

          • Path \??\Volume{b9c79ca0-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{94c572fe-38f7-467d-ba67-05b155a3ec32}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 e9c47bf209dae17776a53a1a23a15c75077c9920ad7086389aa4c1331933bf89
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/672-228-0x0000000000C10000-0x0000000000C41000-memory.dmp

          memory/672-229-0x0000000000CC0000-0x0000000000CCC000-memory.dmp

          memory/672-219-0x0000000000450000-0x000000000045C000-memory.dmp

          memory/1828-234-0x00000225C73C0000-0x00000225C73F1000-memory.dmp

          memory/1828-203-0x00000225C8D00000-0x00000225C8D12000-memory.dmp

          memory/1828-201-0x00000225C6F40000-0x00000225C6FFC000-memory.dmp

          memory/1828-207-0x00000225E1600000-0x00000225E167E000-memory.dmp

          memory/1828-236-0x00000225E22B0000-0x00000225E22C2000-memory.dmp

          memory/1828-209-0x00000225E41A0000-0x00000225E41A8000-memory.dmp

          memory/1828-235-0x00000225E1570000-0x00000225E157C000-memory.dmp

          memory/3084-237-0x00000286A5930000-0x00000286A5961000-memory.dmp

          memory/3084-215-0x00000286A59D0000-0x00000286A59E2000-memory.dmp

          memory/3084-239-0x00000286C08C0000-0x00000286C08D2000-memory.dmp

          memory/3084-238-0x00000286A5A00000-0x00000286A5A0C000-memory.dmp

          memory/5556-230-0x000002152EB60000-0x000002152EB6C000-memory.dmp

          memory/6004-190-0x000001F097230000-0x000001F097248000-memory.dmp

          memory/6004-193-0x000001F0B0160000-0x000001F0B01A8000-memory.dmp

          memory/6004-185-0x000001F096640000-0x000001F096E1A000-memory.dmp

          memory/6004-191-0x000001F0972F0000-0x000001F0972FE000-memory.dmp

          memory/6004-205-0x000001F0B0E90000-0x000001F0B0F20000-memory.dmp

          memory/6004-206-0x000001F0B0FA0000-0x000001F0B1016000-memory.dmp

          memory/6004-192-0x000001F0978A0000-0x000001F097900000-memory.dmp

          memory/6004-233-0x000001F0972D0000-0x000001F0972DC000-memory.dmp

          memory/6004-195-0x000001F097900000-0x000001F097926000-memory.dmp

          memory/6004-194-0x000001F0B0200000-0x000001F0B023A000-memory.dmp

          memory/6124-225-0x0000019309B70000-0x0000019309BA1000-memory.dmp

          memory/6124-19-0x0000019309B70000-0x0000019309BA1000-memory.dmp

          memory/6124-20-0x000001930B950000-0x000001930B95C000-memory.dmp

          memory/6124-226-0x000001930B950000-0x000001930B95C000-memory.dmp