Analysis
- user interaction
yes - max time kernel
205s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
05/08/2026, 17:22
General
- Target PAS.exe
- Size 9.4MB
- Sample260805-vxnfmscp81
- SHA256 1e575a6a610af1d9fa1d3ccca1ab487775f275ee3d563d34d7f7cfa129337626
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 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. 3 IoCs
Inno Setup installer
- Suspicious behavior: GetForegroundWindowSpam 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PAS.exe"C:\Users\Admin\AppData\Local\Temp\PAS.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-PJFI5.tmp\PAS.tmp"C:\Users\Admin\AppData\Local\Temp\is-PJFI5.tmp\PAS.tmp" /SL5="$602D6,9524281,140800,C:\Users\Admin\AppData\Local\Temp\PAS.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\IBGE\PasInf25\PasInf25.exe"C:\IBGE\PasInf25\PasInf25.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122884⤵
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C:\IBGE\PasInf25\PasInf25.exe"C:\IBGE\PasInf25\PasInf25.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
PasInf25.exe
InfCad.dat
dbisam.lck
is-5LLKS.tmp
PAS.tmp
memory/1360-0-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1360-14-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1360-157-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1360-2-0x000000000041E000-0x000000000041F000-memory.dmp
memory/1876-166-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4240-161-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4240-163-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4240-160-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4240-159-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4240-158-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4240-152-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4240-156-0x0000000000400000-0x0000000000A29000-memory.dmp
memory/4508-18-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-84-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-34-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-151-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-32-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-30-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-28-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-26-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-24-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-22-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-20-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-16-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-13-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-8-0x0000000000400000-0x0000000000526000-memory.dmp
memory/4508-7-0x0000000000400000-0x0000000000526000-memory.dmp