Analysis

  • user interaction
    yes
  • max time kernel
    158s
  • max time network
    157s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 04:19

General

  • Target
    ABBYY FineReader PDF v16.0.exe
  • Size 699.0MB
  • Sample260701-exj58aes2p
  • SHA256 0c193e71ab699dedcf9a9233af8553eba42eccea2ada296bbe5359ceafa49d09
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 43 IoCs
  • 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 47 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • 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 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ABBYY FineReader PDF v16.0.exe
    "C:\Users\Admin\AppData\Local\Temp\ABBYY FineReader PDF v16.0.exe"
    1⤵
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2468
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • 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 SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 6CE4EDECD2EEB33D3DD5FA8FF0DCCA1E C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2988
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2012
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding B68C6C403E126F0822C05098A1754FFA
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:5028
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 190BBBF8D7E8D9E87307763B0A300BC6 E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:5400
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:3812
    • C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\NetworkLicenseServer.exe
      "C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\NetworkLicenseServer.exe" -service
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:5864

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e5ae63c.rbs

          • Path C:\Config.Msi\e5ae63c.rbs
          • Size 2.4MB
          • SHA256 192595b5a9af7078c7334ca6f55f90426435eaf315b3f8b3864338447dec31b4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          EULA9.rtf

          • Path C:\Program Files\ABBYY FineReader 16\EULA9.rtf
          • Size 53KB
          • SHA256 1fe356657676c5a10abf0aef908253f5100e0678edd0ee111a405257d286439b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          FineReader.exe

          • Path C:\Program Files\ABBYY FineReader 16\FineReader.exe
          • Size 7.5MB
          • SHA256 cf56367ea8897da61174fb749ec4ccdf329b7c289f1db853e4ee000980ae2e55
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AbbyyZlib.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\AbbyyZlib.dll
          • Size 269KB
          • SHA256 aa6155c2b648a4d5a337db52d774755c95e9799e579095a2500bd5d7277bbde1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          FineNet.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\FineNet.dll
          • Size 404KB
          • SHA256 77eb829fc8f7d533845d8e05b748f5c2bf15ed746334970396a44131ecdd3e4b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          FineObj.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\FineObj.dll
          • Size 726KB
          • SHA256 eed5860986ec79c06383c23ca301ed3d2f140394bd7a30ba08f530700ae66567
          • MD5 SHA1 SHA512 SSDEEP TLSH

          NetworkLicenseServer.exe

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\NetworkLicenseServer.exe
          • Size 1.5MB
          • SHA256 73b7116dd1286a91181b13da99828442b69d56e0508afe375f6572fc600b7572
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing0.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing0.dll
          • Size 231KB
          • SHA256 e085dd40ea353a156282a424d072a053215bb9c31a40272e5010f0109d95dc64
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing1.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing1.dll
          • Size 239KB
          • SHA256 07294500e0ee04565808ae95128adc891454e5afb8823fe9b5c5950a35df643c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing14.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing14.dll
          • Size 229KB
          • SHA256 b3625167252d2ce6076bf467e3f94551cb7b2b5585b8776d272e921260c6cec7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing15.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing15.dll
          • Size 228KB
          • SHA256 c353f1c3dfc0a45d5f1da900831adac338da87b411f41599d38d5310760f5f19
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing16.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing16.dll
          • Size 226KB
          • SHA256 8c9163187df89e07c1b3a204fa53a1769572813b32da46eb6ec65d8ee657e248
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing17.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing17.dll
          • Size 229KB
          • SHA256 ca05746e59bbd5562850264e2dea1cc689a6c61a12ec51ae40e7859989f0fb74
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing2.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing2.dll
          • Size 238KB
          • SHA256 16100d59e40c441aa1482e36781b6ca0502bb71022a1b497fbc411ba756c8a52
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing22.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing22.dll
          • Size 244KB
          • SHA256 ddeb068cb7fb3b2ce166a10ceddfea2df7a345aa98df0738c98fd3fb71945b79
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing23.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing23.dll
          • Size 230KB
          • SHA256 7ea20cf5b9956bbc5dda61fa6b89bf5ec5e0f3605ec151dbb117c19d1ac46a74
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing24.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing24.dll
          • Size 227KB
          • SHA256 d018dd3a94d3ce5a73129a287494a1b138911bec66673ccfc5e6a64267679757
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing26.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing26.dll
          • Size 193KB
          • SHA256 401c842c4067564d5ec97adf770fab01b9c185465ffef664aa9f20264ec189c3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing27.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing27.dll
          • Size 233KB
          • SHA256 b5d215edc2673a044d4c9d6880b3ca96e86ad1a559514f152e05e3eba9c77093
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing3.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing3.dll
          • Size 239KB
          • SHA256 85b52328131b7711122040c7ff96c456ad562b72aefce7282838845cc7e889d1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing4.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing4.dll
          • Size 237KB
          • SHA256 12a2d27572201f87a15166a327d6a786be06601e2b92d0795bda6e295b00bb2b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing5.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing5.dll
          • Size 238KB
          • SHA256 83d4c2d23e534b98782c0a00e4609cdeb9ef4269437e4974e74ecf2d1804fa1e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing6.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing6.dll
          • Size 234KB
          • SHA256 7cfe992e4f8274911b694ed60fe4a9cabdaaa124f5f7002c312f4563c212eb56
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing62.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing62.dll
          • Size 245KB
          • SHA256 90d5f18d17ec682f42f780a2e902c64566ada95cf3d794d72c72c1668ae8330c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing63.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing63.dll
          • Size 183KB
          • SHA256 32268ff6d16f1684bc1b4f511096b17267f121a55c53bc5afddc698946398175
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing64.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing64.dll
          • Size 170KB
          • SHA256 82e3d4dccd72fb4846e37da44f8cb59181c6376a1b8d94e53d0a8fe444873920
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing65.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing65.dll
          • Size 170KB
          • SHA256 4feeb3a820e82b9df29357ebc540d48483d661d1cf942b4c484aa2b23a6268e8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing7.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing7.dll
          • Size 230KB
          • SHA256 3ca7a4f172e1fda745141c73ab587c859b0da2897b2650e740e242b70457839e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensing8.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensing8.dll
          • Size 224KB
          • SHA256 537d66547e5e55558ffff06f739dfdf0168df768c4b3d45ce41a9dd180fd3f86
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ProductLicensingShared.dll

          • Path C:\Program Files\Common Files\ABBYY\FineReader\16\Licensing\ProductLicensingShared.dll
          • Size 120KB
          • SHA256 2c56ef8d1e21905b333d052f2160e2c8bc1c25f18e66a021042ca6a422fe7585
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI5BFC.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI5BFC.tmp
          • Size 588KB
          • SHA256 aec9f4cb37604c67c69fc0fee1dc630db016e1471212006ed787dd9432158e69
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI2B36.tmp

          • Path C:\Windows\Installer\MSI2B36.tmp
          • Size 191KB
          • SHA256 27fd6b8afa3dfbf18fcc5765006d7cb1e1a64fb904481e3dd9fa178c21e31bac
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 26.1MB
          • SHA256 5547743ae8b19723cdd18ef84b8ac214cb5a65ecfba1eda6c190d04ac9d9ec27
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {4d587060-a472-444a-b949-dd4d8d4e6a50}_OnDiskSnapshotProp

          • Path \??\Volume{0c051f61-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{4d587060-a472-444a-b949-dd4d8d4e6a50}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 472aea844a5895220a2d55361c5e1b69e055e962fadfceba28e82ef8129032e3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2136-65-0x00000247AC940000-0x00000247AD2E4000-memory.dmp

          memory/2468-9-0x0000000000400000-0x000000000048C000-memory.dmp

          memory/2468-1798-0x0000000000400000-0x000000000048C000-memory.dmp