Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/09/2026, 07:29

General

  • Target
    REQUEST FOR QUOTATION.js
  • Size 829KB
  • Sample260901-jbcapsvapc
  • SHA256 84793ff9d0bfbcf1dd2debf129e6d3405fab08d91e7789a78d65414147b764b6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • strrat

C2
  • harold.jetos.com:3608

Attributes
  • license_id

    khonsari

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    true

  • secondary_startup

    true

  • startup

    false

Signatures

  • Family: STRRAT

    STRRAT is a remote access tool than can steal credentials and log keystrokes.

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 5 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION.js"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3176
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\qunbzrksww.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4320
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\qunbzrksww.txt"
        3⤵
        • Creates a file in the Startup directory
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4380
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\qunbzrksww.txt"
          4⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:1412
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\qunbzrksww.txt"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4212
        • C:\Program Files\Java\jre-1.8\bin\java.exe
          "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\qunbzrksww.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2736
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
            5⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:4924
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3952
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
            5⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:5524
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
              6⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4840
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
            5⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:4152
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:4340
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
            5⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:4484
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
              6⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:5672
  • C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\qunbzrksww.txt
    1⤵
    • Opens file in notepad (likely ransom note)
    PID:1424
  • C:\Program Files\Java\jre-1.8\bin\javaw.exe
    "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\qunbzrksww.txt"
    1⤵
      PID:5408

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          3903daac9bc4a3b7.timestamp

          • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
          • Size 46B
          • SHA256 1375a9a85425508deba4fbf03cc0bd3b4fefe564b1c2c5cbcb60ec5cac179288
          • MD5 SHA1 SHA512

          jna923207939531154323.dll

          • Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna923207939531154323.dll
          • Size 241KB
          • SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          83aa4cc77f591dfc2374580bbd95f6ba_332724ed-3c1a-4b0f-bd9b-045e18507ba6

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-552508041-2681165170-3229858294-1000\83aa4cc77f591dfc2374580bbd95f6ba_332724ed-3c1a-4b0f-bd9b-045e18507ba6
          • Size 45B
          • SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
          • MD5 SHA1 SHA512

          qunbzrksww.txt

          • Path C:\Users\Admin\AppData\Roaming\qunbzrksww.txt
          • Size 92KB
          • SHA256 e14f1c7e11a1f1ddd570d605e4204a694a7370d603c1b1ca157e505f180ccc48
          • MD5 SHA1 SHA512 SSDEEP TLSH

          jna-5.5.0.jar

          • Path C:\Users\Admin\lib\jna-5.5.0.jar
          • Size 1.4MB
          • SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          jna-platform-5.5.0.jar

          • Path C:\Users\Admin\lib\jna-platform-5.5.0.jar
          • Size 2.6MB
          • SHA256 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          sqlite-jdbc-3.14.2.1.jar

          • Path C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
          • Size 4.1MB
          • SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
          • MD5 SHA1 SHA512 SSDEEP TLSH

          system-hook-3.5.jar

          • Path C:\Users\Admin\lib\system-hook-3.5.jar
          • Size 772KB
          • SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2736-286-0x0000016D9EC60000-0x0000016D9EC61000-memory.dmp

          memory/2736-308-0x0000016D9EC60000-0x0000016D9EC61000-memory.dmp

          memory/2736-303-0x0000016D9EC60000-0x0000016D9EC61000-memory.dmp

          memory/2736-275-0x0000016D9EC60000-0x0000016D9EC61000-memory.dmp

          memory/3176-6-0x00007FFD8CED0000-0x00007FFD8D908000-memory.dmp

          memory/3176-4-0x00007FFD8CED0000-0x00007FFD8D908000-memory.dmp

          memory/3176-3-0x00007FFD8CED0000-0x00007FFD8D908000-memory.dmp

          memory/3176-1-0x00007FFD8CED0000-0x00007FFD8D908000-memory.dmp

          memory/3176-0-0x00007FFD8D1CA000-0x00007FFD8D1CB000-memory.dmp

          memory/4320-93-0x0000019442430000-0x0000019442440000-memory.dmp

          memory/4320-137-0x0000019442400000-0x0000019442410000-memory.dmp

          memory/4320-36-0x0000019442060000-0x00000194422D0000-memory.dmp

          memory/4320-43-0x0000019442350000-0x0000019442360000-memory.dmp

          memory/4320-45-0x0000019442360000-0x0000019442370000-memory.dmp

          memory/4320-48-0x0000019442370000-0x0000019442380000-memory.dmp

          memory/4320-47-0x00000194422D0000-0x00000194422E0000-memory.dmp

          memory/4320-50-0x00000194422E0000-0x00000194422F0000-memory.dmp

          memory/4320-51-0x0000019442380000-0x0000019442390000-memory.dmp

          memory/4320-53-0x00000194422F0000-0x0000019442300000-memory.dmp

          memory/4320-54-0x0000019442390000-0x00000194423A0000-memory.dmp

          memory/4320-57-0x00000194423A0000-0x00000194423B0000-memory.dmp

          memory/4320-56-0x0000019442300000-0x0000019442310000-memory.dmp

          memory/4320-60-0x00000194423B0000-0x00000194423C0000-memory.dmp

          memory/4320-59-0x0000019442310000-0x0000019442320000-memory.dmp

          memory/4320-63-0x00000194423C0000-0x00000194423D0000-memory.dmp

          memory/4320-62-0x0000019442320000-0x0000019442330000-memory.dmp

          memory/4320-65-0x0000019442330000-0x0000019442340000-memory.dmp

          memory/4320-66-0x00000194423D0000-0x00000194423E0000-memory.dmp

          memory/4320-69-0x00000194423E0000-0x00000194423F0000-memory.dmp

          memory/4320-68-0x0000019442340000-0x0000019442350000-memory.dmp

          memory/4320-73-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-75-0x00000194423F0000-0x0000019442400000-memory.dmp

          memory/4320-74-0x0000019442350000-0x0000019442360000-memory.dmp

          memory/4320-80-0x0000019442400000-0x0000019442410000-memory.dmp

          memory/4320-79-0x0000019442360000-0x0000019442370000-memory.dmp

          memory/4320-88-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-92-0x0000019442380000-0x0000019442390000-memory.dmp

          memory/4320-95-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-89-0x0000019442420000-0x0000019442430000-memory.dmp

          memory/4320-99-0x0000019442440000-0x0000019442450000-memory.dmp

          memory/4320-107-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-109-0x00000194423C0000-0x00000194423D0000-memory.dmp

          memory/4320-110-0x0000019442470000-0x0000019442480000-memory.dmp

          memory/4320-105-0x00000194423B0000-0x00000194423C0000-memory.dmp

          memory/4320-104-0x0000019442460000-0x0000019442470000-memory.dmp

          memory/4320-103-0x0000019442450000-0x0000019442460000-memory.dmp

          memory/4320-102-0x00000194423A0000-0x00000194423B0000-memory.dmp

          memory/4320-98-0x0000019442390000-0x00000194423A0000-memory.dmp

          memory/4320-115-0x00000194423D0000-0x00000194423E0000-memory.dmp

          memory/4320-116-0x0000019442480000-0x0000019442490000-memory.dmp

          memory/4320-87-0x0000019442410000-0x0000019442420000-memory.dmp

          memory/4320-86-0x0000019442370000-0x0000019442380000-memory.dmp

          memory/4320-91-0x0000019442430000-0x0000019442440000-memory.dmp

          memory/4320-34-0x0000019442330000-0x0000019442340000-memory.dmp

          memory/4320-122-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-125-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-128-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-131-0x00000194423E0000-0x00000194423F0000-memory.dmp

          memory/4320-132-0x0000019442490000-0x00000194424A0000-memory.dmp

          memory/4320-135-0x00000194424A0000-0x00000194424B0000-memory.dmp

          memory/4320-134-0x00000194423F0000-0x0000019442400000-memory.dmp

          memory/4320-138-0x0000019442420000-0x0000019442430000-memory.dmp

          memory/4320-37-0x0000019442340000-0x0000019442350000-memory.dmp

          memory/4320-139-0x00000194424B0000-0x00000194424C0000-memory.dmp

          memory/4320-142-0x0000019442410000-0x0000019442420000-memory.dmp

          memory/4320-145-0x00000194424D0000-0x00000194424E0000-memory.dmp

          memory/4320-144-0x00000194424C0000-0x00000194424D0000-memory.dmp

          memory/4320-143-0x0000019442430000-0x0000019442440000-memory.dmp

          memory/4320-148-0x00000194424E0000-0x00000194424F0000-memory.dmp

          memory/4320-147-0x0000019442440000-0x0000019442450000-memory.dmp

          memory/4320-152-0x00000194424F0000-0x0000019442500000-memory.dmp

          memory/4320-151-0x0000019442460000-0x0000019442470000-memory.dmp

          memory/4320-158-0x0000019442500000-0x0000019442510000-memory.dmp

          memory/4320-154-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-150-0x0000019442450000-0x0000019442460000-memory.dmp

          memory/4320-165-0x0000019442510000-0x0000019442520000-memory.dmp

          memory/4320-164-0x0000019442470000-0x0000019442480000-memory.dmp

          memory/4320-167-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-171-0x0000019442480000-0x0000019442490000-memory.dmp

          memory/4320-172-0x0000019442490000-0x00000194424A0000-memory.dmp

          memory/4320-174-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-175-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-178-0x00000194422E0000-0x00000194422F0000-memory.dmp

          memory/4320-179-0x00000194422F0000-0x0000019442300000-memory.dmp

          memory/4320-177-0x00000194422D0000-0x00000194422E0000-memory.dmp

          memory/4320-192-0x0000019442390000-0x00000194423A0000-memory.dmp

          memory/4320-200-0x0000019442430000-0x0000019442440000-memory.dmp

          memory/4320-199-0x0000019442400000-0x0000019442410000-memory.dmp

          memory/4320-198-0x00000194423F0000-0x0000019442400000-memory.dmp

          memory/4320-197-0x00000194423E0000-0x00000194423F0000-memory.dmp

          memory/4320-196-0x00000194423D0000-0x00000194423E0000-memory.dmp

          memory/4320-195-0x00000194423C0000-0x00000194423D0000-memory.dmp

          memory/4320-194-0x00000194423B0000-0x00000194423C0000-memory.dmp

          memory/4320-193-0x00000194423A0000-0x00000194423B0000-memory.dmp

          memory/4320-191-0x0000019442380000-0x0000019442390000-memory.dmp

          memory/4320-190-0x0000019442370000-0x0000019442380000-memory.dmp

          memory/4320-189-0x0000019442360000-0x0000019442370000-memory.dmp

          memory/4320-188-0x0000019442350000-0x0000019442360000-memory.dmp

          memory/4320-187-0x0000019442340000-0x0000019442350000-memory.dmp

          memory/4320-186-0x0000019442330000-0x0000019442340000-memory.dmp

          memory/4320-32-0x0000019442320000-0x0000019442330000-memory.dmp

          memory/4320-185-0x0000019442320000-0x0000019442330000-memory.dmp

          memory/4320-184-0x0000019442310000-0x0000019442320000-memory.dmp

          memory/4320-176-0x0000019442060000-0x00000194422D0000-memory.dmp

          memory/4320-180-0x0000019442300000-0x0000019442310000-memory.dmp

          memory/4320-17-0x0000019442060000-0x00000194422D0000-memory.dmp

          memory/4320-30-0x0000019442310000-0x0000019442320000-memory.dmp

          memory/4320-27-0x0000019442300000-0x0000019442310000-memory.dmp

          memory/4320-18-0x00000194407F0000-0x00000194407F1000-memory.dmp

          memory/4320-25-0x00000194422F0000-0x0000019442300000-memory.dmp

          memory/4320-23-0x00000194422E0000-0x00000194422F0000-memory.dmp

          memory/4320-21-0x00000194422D0000-0x00000194422E0000-memory.dmp

          memory/4380-258-0x0000029F8CF80000-0x0000029F8CF81000-memory.dmp

          memory/4380-226-0x0000029F8CF80000-0x0000029F8CF81000-memory.dmp

          memory/5408-328-0x0000025CABBC0000-0x0000025CABBC1000-memory.dmp