Analysis
- user interaction
yes - max time kernel
24s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
23/06/2026, 09:58
Behavioral task
behavioral1
Sample
syncfusionessentialdocumentsdkwebinstaller.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
General
- Target syncfusionessentialdocumentsdkwebinstaller.exe
- Size 6.1MB
- Sample260623-lzzf9ab16w
- SHA256 2d532e794b6bf2cc7bc7198264d735c5e0bb3dc4408ed5a91ffd144435204e5a
- MD5 f92a8d325ad222f0ce1e8d98825bb050
- SHA1 a967de916888b612a7d0f27273f2b987086a1a8e
- SHA512 0e765a9c88a6ba5a6085957776eb51ef02a6753a3f86935e1783b4b9f418785653a0ca7672d7a6f9fbc65420fceeeb3c79fd3c3854df6547a63376c6b3bf63f5
- SSDEEP 98304:o5/pbFYRwGKznM7kNNQhfvoyUlYKpT2kU46RufamYSMPMuCFeVDAFSS6NEVH:M4RWskNC1RUWkT2kQRi5dFKAFXl
- TLSH T16B56013BFD7A65E9E0EA1B3779369110543FAE2167028813A6E4B448CBFDC70192F746
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Executes dropped EXE 2 IoCs
pid Process 2292 syncfusionessentialdocumentsdkwebinstaller.tmp 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe - Loads dropped DLL 4 IoCs
pid Process 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe - System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language syncfusionessentialdocumentsdkwebinstaller.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language syncfusionessentialdocumentsdkwebinstaller.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe - Inno Setup is an open-source installation builder for Windows applications. 3 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/3056-1-0x0000000000900000-0x0000000000A35000-memory.dmp innosetup behavioral2/memory/3056-96-0x0000000000900000-0x0000000000A35000-memory.dmp innosetup behavioral2/memory/3056-103-0x0000000000900000-0x0000000000A35000-memory.dmp innosetup - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2292 syncfusionessentialdocumentsdkwebinstaller.tmp 2292 syncfusionessentialdocumentsdkwebinstaller.tmp - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2292 syncfusionessentialdocumentsdkwebinstaller.tmp - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3056 wrote to memory of 2292 3056 syncfusionessentialdocumentsdkwebinstaller.exe 86 PID 2292 wrote to memory of 2724 2292 syncfusionessentialdocumentsdkwebinstaller.tmp 87 PID 2724 wrote to memory of 2960 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe 88 PID 2724 wrote to memory of 2320 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe 90 PID 2724 wrote to memory of 5256 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe 92 PID 2724 wrote to memory of 1408 2724 syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\syncfusionessentialdocumentsdkwebinstaller.exe"C:\Users\Admin\AppData\Local\Temp\syncfusionessentialdocumentsdkwebinstaller.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Users\Admin\AppData\Local\Temp\is-9U115M4AAY.tmp\syncfusionessentialdocumentsdkwebinstaller.tmp"C:\Users\Admin\AppData\Local\Temp\is-9U115M4AAY.tmp\syncfusionessentialdocumentsdkwebinstaller.tmp" /SL5="$502C6,5203707,1207808,C:\Users\Admin\AppData\Local\Temp\syncfusionessentialdocumentsdkwebinstaller.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\ProgramData\Package Cache\Syncfusion Essential Studio for Document SDK 33.2.3\syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe"C:\ProgramData\Package Cache\Syncfusion Essential Studio for Document SDK 33.2.3\syncfusionessentialdocumentsdkwebinstaller_33.2.3" "C:\Users\Admin\AppData\Local\Temp"3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Program Files\dotnet\dotnet.exe"dotnet" --list-sdks4⤵PID:2960
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C:\Program Files\dotnet\dotnet.exe"dotnet" workload list4⤵PID:2320
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C:\Program Files\dotnet\dotnet.exe"dotnet" workload list4⤵PID:5256
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C:\Program Files\dotnet\dotnet.exe"dotnet" workload list4⤵PID:1408
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\Package Cache\Syncfusion Essential Studio for Document SDK 33.2.3\Syncfusion.Installer.SystemHelper.dll
- Size 115KB
- SHA256 56100bfa2c23757af257df15e41b7f5d8b101915e29ca55ef6cd75172c4c9758
- MD5 6dfc6a6c5942dfe2acc2fe88e64506ec
- SHA1 de457d60185933288703fda923663c480440ac68
- SHA512 3c45c5720ca04e6ff6666b84262894b0797f296a7bdfd908a620880e8df2fc25445c8a2aaa91e9b093965e04c471a059fea9c10604d94bc6018bc57b38bf1852
- SSDEEP 1536:D+0TktvFGoL0o0Jjj4ruMYLobVDMnh36OC:D+0TkLLL0o0Jjj4ruMYobCh65
- TLSH T1CFC3E91C7BF90A3EDA6D87FE68665C1452FE566F5E50CA5D0ECB21C90B32B008150FAB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Package Cache\Syncfusion Essential Studio for Document SDK 33.2.3\Syncfusion.WebInstaller.UI.dll
- Size 5.0MB
- SHA256 5582a3e66976d95650b3ad073b18d9ff35a440d8a985e380e025144c1c6bd044
- MD5 ffba3bfccd04da6437f27a3e5a3cee2e
- SHA1 5af6f257369bcc244b116a295eb518323c2c925b
- SHA512 83aafe737af806cea0d2c5ca78a9a6564566cec1013edf20f3fe0ea1d9877de25d2e22724280f6deff2d3dfca212fdef67b5b07434d702299ceba874478a2a13
- SSDEEP 98304:C0bf2/cvcAbIDysrsV5kMpwqRHLdi3HsanSFD7gX:jbf63HnSFD7gX
- TLSH T14B363B1A33780A76C5B74BFA88BA458C3A34B15193D1D63429CF1E9C7CC970346E96AF
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Package Cache\Syncfusion Essential Studio for Document SDK 33.2.3\syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe
- Size 3.7MB
- SHA256 36c4c44f4fed4adcfc9233b94b57be7d20c6c75347b6b0723aa3240782111798
- MD5 7aedc76ebcecb5c96417543e74a22549
- SHA1 d3fc1ca536e4740c1476e1387897359654a1ac99
- SHA512 bcfede9308c4e2434e982bf3a54080f096c1351014034e9ed8c4df4f87a6e897c3a5fa97d5f00215c9c74e422504afea07ff9f90890421fcab532fbca7a08bc4
- SSDEEP 49152:2keUuk5Xys4TMr9hNMO8rDb9jROdv5jFZ1+muFwaUEexDQwWbVXxL2nXP50EzEoZ:djN+NZUPa9byhdwXI81MDm
- TLSH T12A06DF37FF706AD0C6D61B33996683A0293CAC161782D61FB9863558E5FEE018C5336B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Package Cache\Syncfusion Essential Studio for Document SDK 33.2.3\syncfusionessentialdocumentsdkwebinstaller_33.2.3.exe.config
- Size 1KB
- SHA256 ece3bfbea90c99d9d78a6b038d2f8b6ab76163a955d0684f5d1cd0654b1a0467
- MD5 4471a114454234ee0fb10e3b19b8f934
- SHA1 d975654fc94073231017e4c8041d5f86ea6523f6
- SHA512 b09f07b10de32cf59259427043f427737e8798d6105e122e223d0d27a84790eac842fb4ab567c48c6d8d5bf1b0653069a676162fe1acf9f301a8e37c01727e9a
- TLSH T132214E2155C8AF954F7209A33A7B6468CBBD03A72DCC054DB0EE6A878F2559A0203177
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-9U115M4AAY.tmp\syncfusionessentialdocumentsdkwebinstaller.tmp
- Size 4.5MB
- SHA256 b96683996214e87a22388f3dd66e47952a3a11310d9f2bd049012ced1f2ed4e0
- MD5 e1d85330e4221aec5ce4196b0879b02c
- SHA1 754c1d4f2a4c20b7063b38f3d730a13ebf3be057
- SHA512 b79f99a3097ce20ca5172ec1b9d86085a3b463955e98749fbb87ee721635ce4ddc5edf4800c7a34b47054277978bb95a57ab722ae22453c446dffbb53f46cb2f
- SSDEEP 98304:F3U5HY/KwjoYY1j48UWm2eTMFdC+J03333:q4/1jorPmEs
- TLSH T12D265B13FE48653AD4D71B3B482BA280983F7E212B168D4B6BE4194CCEFDD416D2A753
- MD5 SHA1 SHA512 SSDEEP TLSH