Analysis

  • max time kernel
    150s
  • max time network
    132s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/10/2026, 20:17

General

  • Target
    jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe
  • Size 7.4MB
  • Sample261009-y239faes2w
  • SHA256 27fa51ad4a0e4399f0709745d91a82690c75f55ebe5b77d9d3e925d1f17910d8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

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

  • Modifies registry class 8 IoCs
  • Modifies registry key 1 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\Users\Admin\AppData\Local\Temp\resgfvr.exe
      "C:\Users\Admin\AppData\Local\Temp\resgfvr.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3252
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\ialxokta.vbs"
        3⤵
        • Executes a VBScript file via the Windows Script Host.
        • System Location Discovery: System Language Discovery
        PID:4508
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\ialxoktb.vbs"
        3⤵
        • Executes a VBScript file via the Windows Script Host.
        • System Location Discovery: System Language Discovery
        PID:4828
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\ialxoktc.vbs"
        3⤵
        • Executes a VBScript file via the Windows Script Host.
        • System Location Discovery: System Language Discovery
        PID:1660
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\pag5.vbs"
        3⤵
        • Executes a VBScript file via the Windows Script Host.
        • System Location Discovery: System Language Discovery
        PID:5732
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\pag4.vbs"
        3⤵
        • Executes a VBScript file via the Windows Script Host.
        • System Location Discovery: System Language Discovery
        PID:5028
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\wd.bat" "
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5616
        • C:\Windows\SysWOW64\reg.exe
          REG Delete HKCR\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace /f
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4808
        • C:\Windows\SysWOW64\reg.exe
          REG Delete HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:5504
        • C:\Windows\SysWOW64\reg.exe
          REG Add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace\ /ve /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4612
        • C:\Windows\SysWOW64\reg.exe
          REG Add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace\{C42EB5A1-0EED-E549-91B0-153485860982}\ /ve /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4716
        • C:\Windows\SysWOW64\regini.exe
          regini.exe tmp.ini
          4⤵
            PID:5164
          • C:\Windows\SysWOW64\reg.exe
            reg.exe query "HKEY_CURRENT_USER\Software\Classes\CLSID\{C42EB5A1-0EED-E549-91B0-153485753982}\Shell\Z\Command"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4504
          • C:\Windows\SysWOW64\regini.exe
            regini.exe tmp.ini
            4⤵
              PID:4304
            • C:\Windows\SysWOW64\regini.exe
              regini.exe tmp.ini
              4⤵
                PID:3344
              • C:\Windows\SysWOW64\regini.exe
                regini.exe tmp.ini
                4⤵
                • Modifies registry class
                PID:3568
          • C:\Program Files (x86)\Windows Media Player\wmplayer.exe
            "C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\shipin.mp4"
            2⤵
            • Enumerates connected drives
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:2856
            • C:\Windows\SysWOW64\unregmp2.exe
              "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
              3⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:5464
              • C:\Windows\system32\unregmp2.exe
                "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
                4⤵
                • Enumerates connected drives
                • Suspicious use of AdjustPrivilegeToken
                PID:3728
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
          1⤵
          • Drops file in Windows directory
          PID:5592

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              CurrentDatabase_400.wmdb

              • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
              • Size 1024KB
              • SHA256 787908d649a13dd58d7f2fc37de49e0e0fd18346eae75bff4cc3f745ea8419c2
              • MD5 SHA1 SHA512 SSDEEP TLSH

              CurrentDatabase_400.wmdb

              • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
              • Size 256KB
              • SHA256 acd538646c9fea2dfc79f091cdb99625d4ac20b1c5476524c485cd2948c64324
              • MD5 SHA1 SHA512 SSDEEP TLSH

              WMSDKNS.XML.bak

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML.bak
              • Size 9KB
              • SHA256 cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              resgfvr.exe

              • Path C:\Users\Admin\AppData\Local\Temp\resgfvr.exe
              • Size 48KB
              • SHA256 7fe5d3d61fb4c5bb2df53fa4f942ee782079f7bcbef211f74806d0cd3412c0c8
              • MD5 SHA1 SHA512 SSDEEP TLSH

              shipin.mp4

              • Path C:\Users\Admin\AppData\Local\Temp\shipin.mp4
              • Size 7.3MB
              • SHA256 3a7f7e0679e4a20a4f510182afdf1a1ae7d80f2a6f0e96689ea867d77502a2e7
              • MD5 SHA1 SHA512 SSDEEP TLSH

              tmp.ini

              • Path C:\Users\Admin\AppData\Local\Temp\tmp.ini
              • Size 132B
              • SHA256 7e9aef3f91d3fe67be19764872b74ed7c5ba2bda6486826db931efd77bc036a1
              • MD5 SHA1 SHA512 TLSH

              tmp.ini

              • Path C:\Users\Admin\AppData\Local\Temp\tmp.ini
              • Size 94B
              • SHA256 8b7b12254dcfa165acf936b470e7757cf940ed02c4bd7e774c31ef71444e9d8d
              • MD5 SHA1 SHA512 TLSH

              tmp.ini

              • Path C:\Users\Admin\AppData\Local\Temp\tmp.ini
              • Size 93B
              • SHA256 b9a1da3e278f3a979491e5e21a3800e9c0cc035ddd3bf5ead4f4eeddb1274c77
              • MD5 SHA1 SHA512 TLSH

              tmp.ini

              • Path C:\Users\Admin\AppData\Local\Temp\tmp.ini
              • Size 92B
              • SHA256 aacaee14777d3b9bb6ba34d98f11c831f27484d0fcc5d212d54621c531a43d63
              • MD5 SHA1 SHA512 TLSH

              wd.bat

              • Path C:\Users\Admin\AppData\Local\Temp\wd.bat
              • Size 1KB
              • SHA256 3700c7a76f95e48aa51c279e4258f59503986af84c15e7e357c4e77eefad202b
              • MD5 SHA1 SHA512 TLSH

              wmsetup.log

              • Path C:\Users\Admin\AppData\Local\Temp\wmsetup.log
              • Size 1KB
              • SHA256 1ff07d22f216be450ac6252893527b26c5889dcdc5fc795e5bee091c99da796b
              • MD5 SHA1 SHA512 TLSH

              ialxokta.vbs

              • Path C:\Windows\Temp\ialxokta.vbs
              • Size 13KB
              • SHA256 5e3ac84530b01247869467ff66e52701135390f5d69dbb9014773772f5ad2c6c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              ialxoktb.vbs

              • Path C:\Windows\Temp\ialxoktb.vbs
              • Size 14KB
              • SHA256 efb1d5b1362c5c75e3a5cb90030d7601369b97f16a75b291900b6f95ef6b6583
              • MD5 SHA1 SHA512 SSDEEP TLSH

              ialxoktc.vbs

              • Path C:\Windows\Temp\ialxoktc.vbs
              • Size 8KB
              • SHA256 daedafd337838843f702f5a9dff4c0283b2ed9e46d7e7f93bbcf1c75ef3b38be
              • MD5 SHA1 SHA512 SSDEEP TLSH

              pag4.vbs

              • Path C:\Windows\Temp\pag4.vbs
              • Size 2KB
              • SHA256 77362594f0d40b1efa5b76b184cf4e6ae3568ea9217d24daad512db86b1c81b5
              • MD5 SHA1 SHA512 TLSH

              pag5.vbs

              • Path C:\Windows\Temp\pag5.vbs
              • Size 2KB
              • SHA256 3165d84ec311cf7b6fb417b86b0d8f5123b10ebb931eaea3560b735113191a4f
              • MD5 SHA1 SHA512 TLSH

              memory/2856-104-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/2856-105-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/2856-103-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/2856-102-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/2856-107-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/2856-106-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/2856-109-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/2856-108-0x0000000007720000-0x0000000007730000-memory.dmp

              memory/3252-64-0x0000000000400000-0x000000000040C380-memory.dmp

              memory/4424-15-0x0000000000400000-0x0000000000B630D0-memory.dmp