Analysis
- max time kernel
23s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/08/2026, 10:22
General
- Target 8月签证新政策pdf.exe
- Size 16.4MB
- Sample260808-med59avdmd
- SHA256 b32d0e7ff0e4530e4d87a71320099e9f7a8d992fdc2c235def0bc6c7b75c5349
Malware Config
Signatures
- Executes dropped EXE 4 IoCs
- Loads dropped DLL 2 IoCs
- 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. 4 IoCs
Inno Setup installer
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8月签证新政策pdf.exe"C:\Users\Admin\AppData\Local\Temp\8月签证新政策pdf.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-7AHLO.tmp\8月签证新政策pdf.tmp"C:\Users\Admin\AppData\Local\Temp\is-7AHLO.tmp\8月签证新政策pdf.tmp" /SL5="$401BE,16421115,790016,C:\Users\Admin\AppData\Local\Temp\8月签证新政策pdf.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Local\assembly\dl3\QrNFC\K9VjmT\lvXxkZ\m9JPII\L2krBkJevC.exe"C:\Users\Admin\AppData\Local\Local\assembly\dl3\QrNFC\K9VjmT\lvXxkZ\m9JPII\L2krBkJevC.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
L2krBkJevC.exe
yWN6Bu.1HT
z3bRcvDpK.X
8月签证新政策pdf.tmp
memory/2124-45-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-40-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-46-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-44-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-47-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-47-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-44-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-46-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-38-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-45-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-40-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/2124-38-0x000001802D5F0000-0x000001802FAEE000-memory.dmp
memory/3344-0-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/3344-22-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/3344-0-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/3344-22-0x0000000000400000-0x00000000004CE000-memory.dmp
memory/4300-29-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-37-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-26-0x0000000003E80000-0x0000000004891000-memory.dmp
memory/4300-30-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-36-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-26-0x0000000003E80000-0x0000000004891000-memory.dmp
memory/4300-29-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-30-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-35-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-34-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-36-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-34-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-37-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/4300-35-0x00000000052D0000-0x00000000077CE000-memory.dmp
memory/5160-21-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/5160-6-0x0000000002500000-0x0000000002501000-memory.dmp
memory/5160-21-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/5160-6-0x0000000002500000-0x0000000002501000-memory.dmp