Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 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⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4728
    • 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\yhenhgs.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5084
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\yhenhgs.txt"
        3⤵
        • Creates a file in the Startup directory
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2544
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\yhenhgs.txt"
          4⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:3712
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\yhenhgs.txt"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:5328
        • 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\yhenhgs.txt"
          4⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:3316
          • 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:2992
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:4968
          • 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:5404
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:5532
          • 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:956
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:4488
            • 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:4492
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:5584
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\yhenhgs.txt
        1⤵
        • Opens file in notepad (likely ransom note)
        PID:1720
      • 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\yhenhgs.txt"
        1⤵
          PID:3076

        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 9a0218d841c748d3f0c62d09a5f752e9fdf1c789cdcd293f9c13c4e93d25ef0e
              • MD5 SHA1 SHA512

              jna8401339494129231274.dll

              • Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna8401339494129231274.dll
              • Size 241KB
              • SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
              • MD5 SHA1 SHA512 SSDEEP TLSH

              83aa4cc77f591dfc2374580bbd95f6ba_c3d0e1da-bcea-48f7-86a8-212b4e5f9c90

              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3053180483-1881419501-3594244048-1000\83aa4cc77f591dfc2374580bbd95f6ba_c3d0e1da-bcea-48f7-86a8-212b4e5f9c90
              • Size 45B
              • SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
              • MD5 SHA1 SHA512

              yhenhgs.txt

              • Path C:\Users\Admin\AppData\Roaming\yhenhgs.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/2544-208-0x000001C138FB0000-0x000001C138FB1000-memory.dmp

              memory/3076-317-0x000001925A360000-0x000001925A361000-memory.dmp

              memory/3316-259-0x000001FE148F0000-0x000001FE148F1000-memory.dmp

              memory/3316-279-0x000001FE148F0000-0x000001FE148F1000-memory.dmp

              memory/3316-290-0x000001FE148F0000-0x000001FE148F1000-memory.dmp

              memory/4728-7-0x00007FFEC3E90000-0x00007FFEC4831000-memory.dmp

              memory/4728-2-0x00007FFEC3E90000-0x00007FFEC4831000-memory.dmp

              memory/4728-1-0x00007FFEC3E90000-0x00007FFEC4831000-memory.dmp

              memory/4728-0-0x00007FFEC4145000-0x00007FFEC4146000-memory.dmp

              memory/5084-108-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-120-0x000001FCB13F0000-0x000001FCB1400000-memory.dmp

              memory/5084-38-0x000001FCB1330000-0x000001FCB1340000-memory.dmp

              memory/5084-45-0x000001FCB1340000-0x000001FCB1350000-memory.dmp

              memory/5084-47-0x000001FCB12B0000-0x000001FCB12C0000-memory.dmp

              memory/5084-46-0x000001FCB1350000-0x000001FCB1360000-memory.dmp

              memory/5084-51-0x000001FCB1360000-0x000001FCB1370000-memory.dmp

              memory/5084-50-0x000001FCB12C0000-0x000001FCB12D0000-memory.dmp

              memory/5084-53-0x000001FCB1370000-0x000001FCB1380000-memory.dmp

              memory/5084-52-0x000001FCB12D0000-0x000001FCB12E0000-memory.dmp

              memory/5084-56-0x000001FCB12F0000-0x000001FCB1300000-memory.dmp

              memory/5084-57-0x000001FCB1380000-0x000001FCB1390000-memory.dmp

              memory/5084-55-0x000001FCB12E0000-0x000001FCB12F0000-memory.dmp

              memory/5084-59-0x000001FCB1390000-0x000001FCB13A0000-memory.dmp

              memory/5084-64-0x000001FCB13A0000-0x000001FCB13B0000-memory.dmp

              memory/5084-63-0x000001FCB1310000-0x000001FCB1320000-memory.dmp

              memory/5084-62-0x000001FCB1300000-0x000001FCB1310000-memory.dmp

              memory/5084-65-0x000001FCB13B0000-0x000001FCB13C0000-memory.dmp

              memory/5084-68-0x000001FCB13C0000-0x000001FCB13D0000-memory.dmp

              memory/5084-67-0x000001FCB1320000-0x000001FCB1330000-memory.dmp

              memory/5084-69-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-74-0x000001FCB13D0000-0x000001FCB13E0000-memory.dmp

              memory/5084-73-0x000001FCB1330000-0x000001FCB1340000-memory.dmp

              memory/5084-78-0x000001FCB13E0000-0x000001FCB13F0000-memory.dmp

              memory/5084-77-0x000001FCB1350000-0x000001FCB1360000-memory.dmp

              memory/5084-76-0x000001FCB1340000-0x000001FCB1350000-memory.dmp

              memory/5084-83-0x000001FCB13F0000-0x000001FCB1400000-memory.dmp

              memory/5084-86-0x000001FCB1400000-0x000001FCB1410000-memory.dmp

              memory/5084-85-0x000001FCB1360000-0x000001FCB1370000-memory.dmp

              memory/5084-88-0x000001FCB1370000-0x000001FCB1380000-memory.dmp

              memory/5084-89-0x000001FCB1410000-0x000001FCB1420000-memory.dmp

              memory/5084-91-0x000001FCB1380000-0x000001FCB1390000-memory.dmp

              memory/5084-92-0x000001FCB1420000-0x000001FCB1430000-memory.dmp

              memory/5084-95-0x000001FCB1430000-0x000001FCB1440000-memory.dmp

              memory/5084-94-0x000001FCB1390000-0x000001FCB13A0000-memory.dmp

              memory/5084-103-0x000001FCB13B0000-0x000001FCB13C0000-memory.dmp

              memory/5084-102-0x000001FCB1460000-0x000001FCB1470000-memory.dmp

              memory/5084-101-0x000001FCB1450000-0x000001FCB1460000-memory.dmp

              memory/5084-100-0x000001FCB1440000-0x000001FCB1450000-memory.dmp

              memory/5084-99-0x000001FCB13A0000-0x000001FCB13B0000-memory.dmp

              memory/5084-36-0x000001FCB1320000-0x000001FCB1330000-memory.dmp

              memory/5084-111-0x000001FCB1470000-0x000001FCB1480000-memory.dmp

              memory/5084-110-0x000001FCB13C0000-0x000001FCB13D0000-memory.dmp

              memory/5084-114-0x000001FCB1480000-0x000001FCB1490000-memory.dmp

              memory/5084-113-0x000001FCB13D0000-0x000001FCB13E0000-memory.dmp

              memory/5084-116-0x000001FCB13E0000-0x000001FCB13F0000-memory.dmp

              memory/5084-117-0x000001FCB1490000-0x000001FCB14A0000-memory.dmp

              memory/5084-118-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-121-0x000001FCB14A0000-0x000001FCB14B0000-memory.dmp

              memory/5084-35-0x000001FCB1040000-0x000001FCB12B0000-memory.dmp

              memory/5084-124-0x000001FCB14B0000-0x000001FCB14C0000-memory.dmp

              memory/5084-123-0x000001FCB1400000-0x000001FCB1410000-memory.dmp

              memory/5084-127-0x000001FCB14C0000-0x000001FCB14D0000-memory.dmp

              memory/5084-126-0x000001FCB1410000-0x000001FCB1420000-memory.dmp

              memory/5084-130-0x000001FCB14D0000-0x000001FCB14E0000-memory.dmp

              memory/5084-129-0x000001FCB1420000-0x000001FCB1430000-memory.dmp

              memory/5084-133-0x000001FCB14E0000-0x000001FCB14F0000-memory.dmp

              memory/5084-132-0x000001FCB1430000-0x000001FCB1440000-memory.dmp

              memory/5084-135-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-137-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-146-0x000001FCB1500000-0x000001FCB1510000-memory.dmp

              memory/5084-145-0x000001FCB14F0000-0x000001FCB1500000-memory.dmp

              memory/5084-144-0x000001FCB1460000-0x000001FCB1470000-memory.dmp

              memory/5084-143-0x000001FCB1450000-0x000001FCB1460000-memory.dmp

              memory/5084-142-0x000001FCB1440000-0x000001FCB1450000-memory.dmp

              memory/5084-153-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-154-0x000001FCB1470000-0x000001FCB1480000-memory.dmp

              memory/5084-155-0x000001FCB1480000-0x000001FCB1490000-memory.dmp

              memory/5084-158-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-160-0x000001FCB12B0000-0x000001FCB12C0000-memory.dmp

              memory/5084-162-0x000001FCB12D0000-0x000001FCB12E0000-memory.dmp

              memory/5084-180-0x000001FCB1420000-0x000001FCB1430000-memory.dmp

              memory/5084-179-0x000001FCB1410000-0x000001FCB1420000-memory.dmp

              memory/5084-178-0x000001FCB1400000-0x000001FCB1410000-memory.dmp

              memory/5084-177-0x000001FCB13F0000-0x000001FCB1400000-memory.dmp

              memory/5084-176-0x000001FCB13E0000-0x000001FCB13F0000-memory.dmp

              memory/5084-175-0x000001FCB13D0000-0x000001FCB13E0000-memory.dmp

              memory/5084-174-0x000001FCB13C0000-0x000001FCB13D0000-memory.dmp

              memory/5084-173-0x000001FCB13A0000-0x000001FCB13B0000-memory.dmp

              memory/5084-172-0x000001FCB1390000-0x000001FCB13A0000-memory.dmp

              memory/5084-171-0x000001FCB1360000-0x000001FCB1370000-memory.dmp

              memory/5084-170-0x000001FCB1350000-0x000001FCB1360000-memory.dmp

              memory/5084-169-0x000001FCB1340000-0x000001FCB1350000-memory.dmp

              memory/5084-168-0x000001FCB1330000-0x000001FCB1340000-memory.dmp

              memory/5084-167-0x000001FCB1320000-0x000001FCB1330000-memory.dmp

              memory/5084-166-0x000001FCB1310000-0x000001FCB1320000-memory.dmp

              memory/5084-165-0x000001FCB1300000-0x000001FCB1310000-memory.dmp

              memory/5084-32-0x000001FCB1300000-0x000001FCB1310000-memory.dmp

              memory/5084-33-0x000001FCB1310000-0x000001FCB1320000-memory.dmp

              memory/5084-28-0x000001FCB12E0000-0x000001FCB12F0000-memory.dmp

              memory/5084-29-0x000001FCB12F0000-0x000001FCB1300000-memory.dmp

              memory/5084-25-0x000001FCB12D0000-0x000001FCB12E0000-memory.dmp

              memory/5084-23-0x000001FCB12C0000-0x000001FCB12D0000-memory.dmp

              memory/5084-21-0x000001FCB12B0000-0x000001FCB12C0000-memory.dmp

              memory/5084-18-0x000001FCAF870000-0x000001FCAF871000-memory.dmp

              memory/5084-9-0x000001FCB1040000-0x000001FCB12B0000-memory.dmp

              memory/5084-164-0x000001FCB12F0000-0x000001FCB1300000-memory.dmp

              memory/5084-163-0x000001FCB12E0000-0x000001FCB12F0000-memory.dmp

              memory/5084-161-0x000001FCB12C0000-0x000001FCB12D0000-memory.dmp

              memory/5084-159-0x000001FCB1040000-0x000001FCB12B0000-memory.dmp