Analysis

  • geolocation tags

    nanew-jerseynorth-americaunited-statesususa
  • user interaction
    yes
  • max time kernel
    600s
  • max time network
    479s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 19:55

General

  • Target
    Adobe Plugin Update.exe
  • Size 76.4MB
  • Sample260804-yncvbsga83
  • SHA256 7422d3c1c4c458f4c7fd44e9ff2c4f7969711f250772ccd6bc36d156a29ed46c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Drops file in Windows directory 11 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Modifies registry class 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Adobe Plugin Update.exe
    "C:\Users\Admin\AppData\Local\Temp\Adobe Plugin Update.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\SysWOW64\Msiexec.exe
      Msiexec /i "C:\Users\Admin\AppData\Local\Temp\ProductInstaller\Cloud Agent_C64.msi" /q REBOOT="ReallySuppress"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4640
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding BC501A39B443D8A8BB2DEE3332906BB7
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1064
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /IM FWAInstallMonitor.exe /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        PID:608
      • C:\ProgramData\FWAInstallMonitor.exe
        "C:\ProgramData\FWAInstallMonitor.exe" /StartMonitor /CreateStartUpMonitorTask /MsiPath "C:\Users\Admin\AppData\Local\Temp\ProductInstaller\Cloud Agent_C64.msi" /Pid 1064
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3848
  • C:\Users\Admin\AppData\Local\Temp\Adobe Plugin Update.exe
    "C:\Users\Admin\AppData\Local\Temp\Adobe Plugin Update.exe" -r
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:6032
    • C:\Windows\SysWOW64\Msiexec.exe
      Msiexec /i "C:\Users\Admin\AppData\Local\Temp\ProductInstaller\Cloud Agent_C64.msi" /q REBOOT="ReallySuppress"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3048
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2588

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          CloudAgentCleanupHelper.LOG

          • Path C:\ProgramData\CloudAgentCleanupHelper.LOG
          • Size 24KB
          • SHA256 831da5199be9df6e1de21ad0e7b27a345086226ec4b9fb0a9de327f99e3d5ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CloudAgentCleanupHelper.LOG

          • Path C:\ProgramData\CloudAgentCleanupHelper.LOG
          • Size 2KB
          • SHA256 bb76104ecd3a5d715e0b71af780e7da47f72840882728002bb228a8920d1ea61
          • MD5 SHA1 SHA512 TLSH

          FWAInstallMonitor.exe

          • Path C:\ProgramData\FWAInstallMonitor.exe
          • Size 611KB
          • SHA256 ac9df71193bb7ba777584f417b9f5297d6c746b59058c1ccea6ea73ce3649776
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI91fd3.LOG

          • Path C:\Users\Admin\AppData\Local\Temp\MSI91fd3.LOG
          • Size 1KB
          • SHA256 147f472654f206dbcf3f472f8a89f2dd7016e53d7690008235f168df9726db58
          • MD5 SHA1 SHA512 TLSH

          MSI93464.LOG

          • Path C:\Users\Admin\AppData\Local\Temp\MSI93464.LOG
          • Size 3KB
          • SHA256 639cada19a3bc2c0debeae2306102b53ea030d783081bef5faade6cea70bd0ee
          • MD5 SHA1 SHA512 TLSH

          Cloud Agent_C64.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ProductInstaller\Cloud Agent_C64.msi
          • Size 9.5MB
          • SHA256 2faf1680fd66b03103d41c425711a602d35fbc9b7c0f59d1e4bfde4985ea1c2c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Imaging Client_C64.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ProductInstaller\Imaging Client_C64.msi
          • Size 3.3MB
          • SHA256 6576a782e805eb57186778e29c38193a2c4dee5d26534f8a753877354968d3b7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Software Updater_C64.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ProductInstaller\Software Updater_C64.msi
          • Size 8.6MB
          • SHA256 597097e862b8c436a2a0b642028e2292bb3c1f2038dd5e1a28ae379237c3d226
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Usage Stats_C64.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ProductInstaller\Usage Stats_C64.msi
          • Size 4.3MB
          • SHA256 bdd55ed7539a4e7067d3fef5b4ff3e56e33ee1ffb42233034b075315621a36a7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI259F.tmp

          • Path C:\Windows\Installer\MSI259F.tmp
          • Size 57KB
          • SHA256 e1076225eafe4cca82c39a4a7db820e0fd44dd293c9847564346e4bb047214b3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI2A92.tmp

          • Path C:\Windows\Installer\MSI2A92.tmp
          • Size 138KB
          • SHA256 69bdcb8dbad5145459bc64ee749e84d9e92171aeff5eea37f2145319c99bdf3e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI2AD1.tmp

          • Path C:\Windows\Installer\MSI2AD1.tmp
          • Size 1.1MB
          • SHA256 948ac599af61926ae025dd17e12ce7aaf402949b9987faf2cfadd87f591c11c8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Products.ini

          • Path C:\Windows\Products.ini
          • Size 380B
          • SHA256 63c971a11b6aff3bceaed294eea37bd521c2c39fc9a00ad2c918ffc57bd1fb62
          • MD5 SHA1 SHA512 TLSH