Overview

overview

7

Static

static

3

gdoc18.exe

windows10-2004-x64

7

gdoc18.exe

windows10-ltsc_2021-x64

7

gdoc18.exe

windows11-21h2-x64

7

gdoc18.exe

windows11-ltsc_2024-x64

7

Analysis

  • user interaction
    yes
  • max time kernel
    298s
  • max time network
    168s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 17:39

Sharing

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General

  • Target
    gdoc18.exe
  • Size 16.4MB
  • Sample260709-v8mcqaey3p
  • SHA256 a7a9341c76d6785f1d3f90fa3c8b0827373fcbed689426b55d760115ba0777c4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoveryinstallerpersistenceransomwarespywarestealer

Malware Config

Signatures

  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 49 IoCs
  • Drops file in Windows directory 23 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

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

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

    Inno Setup installer

    installer
  • 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 9 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 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.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\gdoc18.exe
    "C:\Users\Admin\AppData\Local\Temp\gdoc18.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Users\Admin\AppData\Local\Temp\is-R45HX4JSND.tmp\gdoc18.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-R45HX4JSND.tmp\gdoc18.tmp" /SL5="$502CA,15990718,893952,C:\Users\Admin\AppData\Local\Temp\gdoc18.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2588
      • C:\Users\Admin\AppData\Local\Temp\is-1VBIVBFLYZ.tmp\vc_redist.x86.exe
        "C:\Users\Admin\AppData\Local\Temp\is-1VBIVBFLYZ.tmp\vc_redist.x86.exe" /install /quiet /norestart
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1248
        • C:\Windows\Temp\{642850C9-EA6B-4C72-BBE2-2E9B8BEB783E}\.cr\vc_redist.x86.exe
          "C:\Windows\Temp\{642850C9-EA6B-4C72-BBE2-2E9B8BEB783E}\.cr\vc_redist.x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\is-1VBIVBFLYZ.tmp\vc_redist.x86.exe" -burn.filehandle.attached=748 -burn.filehandle.self=752 /install /quiet /norestart
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2528
          • C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\.be\VC_redist.x86.exe
            "C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\.be\VC_redist.x86.exe" -q -burn.elevated BurnPipe.{39814ACF-07F3-4895-9FE3-AA56683955BA} {FA87FF1D-996F-4AC4-A164-6B0C6BFA09F4} 2528
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of AdjustPrivilegeToken
            PID:204
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:5916
  • C:\Windows\system32\srtasks.exe
    C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
    1⤵
      PID:1112
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Enumerates connected drives
      • Drops file in System32 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
      PID:1872
    • C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe
      "C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe" /burn.runonce
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:6064
      • C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe
        "C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe" /quiet /norestart /burn.log.append "C:\Users\Admin\AppData\Local\Temp\dd_vcredist_x86_20260709184035.log" /install
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1740
        • C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe
          "C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe" -burn.clean.room="C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe" -burn.filehandle.attached=564 -burn.filehandle.self=584 /quiet /norestart /burn.log.append "C:\Users\Admin\AppData\Local\Temp\dd_vcredist_x86_20260709184035.log" /install
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4412
          • C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe
            "C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\VC_redist.x86.exe" -q -burn.elevated BurnPipe.{E5FEC88F-F5B6-4974-B342-35DFB8F6DE25} {A11DC399-1EAC-46DE-9C87-1B2D3E1191F0} 4412
            4⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:4240
            • C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe
              "C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -uninstall -quiet -burn.related.upgrade -burn.ancestors={ba10fda9-f731-441f-a999-000bbb7ceec2} -burn.filehandle.self=1008 -burn.embedded BurnPipe.{BBE24750-AB30-4768-92D6-96F8429CC7C5} {9D1BC54F-9C52-4D63-AC8A-C3A703B0EEAC} 4240
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:5344
              • C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe
                "C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -burn.clean.room="C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -burn.filehandle.attached=556 -burn.filehandle.self=576 -uninstall -quiet -burn.related.upgrade -burn.ancestors={ba10fda9-f731-441f-a999-000bbb7ceec2} -burn.filehandle.self=1008 -burn.embedded BurnPipe.{BBE24750-AB30-4768-92D6-96F8429CC7C5} {9D1BC54F-9C52-4D63-AC8A-C3A703B0EEAC} 4240
                6⤵
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4572
                • C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe
                  "C:\ProgramData\Package Cache\{4d8dcf8c-a72a-43e1-9833-c12724db736e}\VC_redist.x86.exe" -q -burn.elevated BurnPipe.{4E8D41A0-5EB1-4E02-9502-9702CC3B9CA1} {4C46EEB5-EDC1-4606-A00F-30798C644A6A} 4572
                  7⤵
                  • System Location Discovery: System Language Discovery
                  • Modifies registry class
                  PID:2980

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e5983e1.rbs
          • Path C:\Config.Msi\e5983e1.rbs
          • Size 16KB
          • SHA256 1a3b485cb0a5611f86a9cb25306f3c3b6c98e65c4030c3f556a5fd82aaa50ab2
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e5983e6.rbs
          • Path C:\Config.Msi\e5983e6.rbs
          • Size 18KB
          • SHA256 bfda654cb9f9cca9fb4928fbba0ea2e6d1c8277aad1b654527b79c8247c2022e
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e5983f3.rbs
          • Path C:\Config.Msi\e5983f3.rbs
          • Size 20KB
          • SHA256 5b74f21320b2749e42d92e4e2291503331c974f80bebdc0053363405bdc0dbd7
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e598402.rbs
          • Path C:\Config.Msi\e598402.rbs
          • Size 19KB
          • SHA256 5fe1d2a26d722e8685fc2ba618cdddee36e2ccec7722153f275252d34e8cb5da
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          state.rsm
          • Path C:\ProgramData\Package Cache\{ba10fda9-f731-441f-a999-000bbb7ceec2}\state.rsm
          • Size 996B
          • SHA256 7b78297276f6488e7ce15b46eb6772ea84313a6777b2ccb89ef60c01324ac8e6
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          dd_vcredist_x86_20260709184035_000_vcRuntimeMinimum_x86.log
          • Path C:\Users\Admin\AppData\Local\Temp\dd_vcredist_x86_20260709184035_000_vcRuntimeMinimum_x86.log
          • Size 2KB
          • SHA256 67921c0fc5509f95b59c91d3ab6eea61ebc0af7b329b23534aba70675c660075
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          dd_vcredist_x86_20260709184035_001_vcRuntimeAdditional_x86.log
          • Path C:\Users\Admin\AppData\Local\Temp\dd_vcredist_x86_20260709184035_001_vcRuntimeAdditional_x86.log
          • Size 2KB
          • SHA256 26e745916b77fe9998d2a1b3bdf82b0be354165d88c6e41dd4e4c101fe9a68bf
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          Adblock.dll
          • Path C:\Users\Admin\AppData\Local\Temp\is-1VBIVBFLYZ.tmp\Adblock.dll
          • Size 2.9MB
          • SHA256 fdcc95b7791c0d6590dcf1a412dc9fcc92ad2095818d1b78368b31efad012007
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          _isdecmp.dll
          • Path C:\Users\Admin\AppData\Local\Temp\is-1VBIVBFLYZ.tmp\_isetup\_isdecmp.dll
          • Size 34KB
          • SHA256 31d04c1e4bfdfa34704c142fa98f80c0a3076e4b312d6ada57c4be9d9c7dcf26
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          vc_redist.x86.exe
          • Path C:\Users\Admin\AppData\Local\Temp\is-1VBIVBFLYZ.tmp\vc_redist.x86.exe
          • Size 13.3MB
          • SHA256 c4e3992f3883005881cf3937f9e33f1c7d792ac1c860ea9c52d8f120a16a7eb1
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          gdoc18.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\is-R45HX4JSND.tmp\gdoc18.tmp
          • Size 4.2MB
          • SHA256 ed4e4a229b035883031958823585d8d31e7d6b37d1540a76700e29f5581aeff0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          MSVCP140.dll
          • Path C:\Windows\SysWOW64\MSVCP140.dll
          • Size 439KB
          • SHA256 2c0a3e328419b3b50b0430f38c6b5882e302177f4b003aba6a0e7e035807043d
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          VCRUNTIME140.dll
          • Path C:\Windows\SysWOW64\VCRUNTIME140.dll
          • Size 88KB
          • SHA256 bf33857f46e56ea7930c1eea25c5f7175a6aaa3df36bf8301a785e6ca726a0b9
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          logo.png
          • Path C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\.ba\logo.png
          • Size 1KB
          • SHA256 335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          wixstdba.dll
          • Path C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\.ba\wixstdba.dll
          • Size 215KB
          • SHA256 e921f69b9fb4b5ad4691809d06896c5f1d655ab75e0ce94a372319c243c56d4e
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          cab54A5CABBE7274D8A22EB58060AAB7623
          • Path C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\cab54A5CABBE7274D8A22EB58060AAB7623
          • Size 841KB
          • SHA256 2cb3a1b4f9a4baaf43f4ecc2fb80235c21591519b3e9f4a541a3d635998cdacf
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          cabB3E1576D1FEFBB979E13B1A5379E0B16
          • Path C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\cabB3E1576D1FEFBB979E13B1A5379E0B16
          • Size 4.9MB
          • SHA256 6581882e1855424594ea007bc25c00ed9efa8da59914f30cd6b0a1a6de8be804
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          vcRuntimeAdditional_x86
          • Path C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\vcRuntimeAdditional_x86
          • Size 200KB
          • SHA256 957492cd0e106d7296b1f2eb9642d34300d11fbce603866f3d5762c2e08f33c3
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          vcRuntimeMinimum_x86
          • Path C:\Windows\Temp\{3E5E4321-0FB2-4872-BFDC-04B96294AB6A}\vcRuntimeMinimum_x86
          • Size 200KB
          • SHA256 a8fd1435b086e6d2d7cce233a5bdd899ef6ac76be755883c55df134c5aba1a2d
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          license.rtf
          • Path C:\Windows\Temp\{63A5DDE1-74AC-4091-B5AB-7AC4F61F772C}\.ba\license.rtf
          • Size 9KB
          • SHA256 8099dc3cf9502c335da829e5c755948a12e3e6de490eb492a99deb673d883d8b
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          thm.wxl
          • Path C:\Windows\Temp\{63A5DDE1-74AC-4091-B5AB-7AC4F61F772C}\.ba\thm.wxl
          • Size 2KB
          • SHA256 70400f181d00e1769774ff36bcd8b1ab5fbc431418067d31b876d18cc04ef4ce
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          thm.xml
          • Path C:\Windows\Temp\{63A5DDE1-74AC-4091-B5AB-7AC4F61F772C}\.ba\thm.xml
          • Size 8KB
          • SHA256 f13bae0ec08c91b4a315bb2d86ee48fade597e7a5440dce6f751f98a3a4d6916
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          wixstdba.dll
          • Path C:\Windows\Temp\{63A5DDE1-74AC-4091-B5AB-7AC4F61F772C}\.ba\wixstdba.dll
          • Size 191KB
          • SHA256 a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          vc_redist.x86.exe
          • Path C:\Windows\Temp\{642850C9-EA6B-4C72-BBE2-2E9B8BEB783E}\.cr\vc_redist.x86.exe
          • Size 669KB
          • SHA256 0bf10b50928e59c4cd9380a87d9aa89e61c4a1494567f99d914effe240b0dbad
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1872-397-0x000001F6DCDE0000-0x000001F6DD784000-memory.dmp
          Download

          memory/1928-14-0x00000000003A0000-0x0000000000489000-memory.dmp
          Download

          memory/1928-434-0x00000000003A0000-0x0000000000489000-memory.dmp
          Download

          memory/1928-1-0x00000000003A0000-0x0000000000489000-memory.dmp
          Download

          memory/2588-16-0x00000000029E0000-0x00000000029E1000-memory.dmp
          Download

          memory/2588-15-0x0000000000290000-0x00000000006DB000-memory.dmp
          Download

          memory/2588-6-0x00000000029E0000-0x00000000029E1000-memory.dmp
          Download

          memory/2588-205-0x0000000000290000-0x00000000006DB000-memory.dmp
          Download

          memory/2588-403-0x0000000000290000-0x00000000006DB000-memory.dmp
          Download

          memory/2588-433-0x0000000000290000-0x00000000006DB000-memory.dmp
          Download

          memory/2588-18-0x0000000000290000-0x00000000006DB000-memory.dmp
          Download

          memory/2980-377-0x0000000000B70000-0x0000000000BE7000-memory.dmp
          Download

          memory/4572-379-0x0000000000B70000-0x0000000000BE7000-memory.dmp
          Download

          memory/5344-380-0x0000000000B70000-0x0000000000BE7000-memory.dmp
          Download