Analysis
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max time kernel
153s -
max time network
199s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 09:52
Static task
static1
Behavioral task
behavioral1
Sample
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe
Resource
win10v2004-20221111-en
General
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Target
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe
-
Size
213KB
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MD5
928452174f5067a712cc36846701686a
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SHA1
f80242df914a1c5594d46eda37dbffdedfb27aca
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SHA256
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58
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SHA512
dba10ca48fb1c49794cd6fd5c8f403583ec71fbf3a677307a4e4ab256cc4992e5317951cd3c082b86dbd135fbd5ed016af0a0b9bf8be7e7cfeaa3829da88d6fd
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SSDEEP
3072:aL5inVsD8cnLLEgoAMf2SsxmwEirbPVAGO7/9Op/kRLCflPFIWpmnQR6L/mDUDeN:aL5YaLYdiDZegoCflPmnQ8mDN
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\M-487580275876824076547\winsvc.exe = "C:\\Users\\Admin\\M-487580275876824076547\\winsvc.exe:*:Enabled:Microsoft Service" a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe -
Executes dropped EXE 2 IoCs
Processes:
winsvc.exewinsvc.exepid process 3668 winsvc.exe 4004 winsvc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Service = "C:\\Users\\Admin\\M-487580275876824076547\\winsvc.exe" a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exewinsvc.exedescription pid process target process PID 3416 set thread context of 3420 3416 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe PID 3668 set thread context of 4004 3668 winsvc.exe winsvc.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exewinsvc.exepid process 3416 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe 3416 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe 3668 winsvc.exe 3668 winsvc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exea43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exewinsvc.exedescription pid process target process PID 3416 wrote to memory of 3420 3416 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe PID 3416 wrote to memory of 3420 3416 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe PID 3416 wrote to memory of 3420 3416 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe PID 3420 wrote to memory of 3668 3420 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe winsvc.exe PID 3420 wrote to memory of 3668 3420 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe winsvc.exe PID 3420 wrote to memory of 3668 3420 a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe winsvc.exe PID 3668 wrote to memory of 4004 3668 winsvc.exe winsvc.exe PID 3668 wrote to memory of 4004 3668 winsvc.exe winsvc.exe PID 3668 wrote to memory of 4004 3668 winsvc.exe winsvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe"C:\Users\Admin\AppData\Local\Temp\a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3416 -
C:\Users\Admin\AppData\Local\Temp\a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe"C:\Users\Admin\AppData\Local\Temp\a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58.exe"2⤵
- Modifies firewall policy service
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3420 -
C:\Users\Admin\M-487580275876824076547\winsvc.exeC:\Users\Admin\M-487580275876824076547\winsvc.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Users\Admin\M-487580275876824076547\winsvc.exeC:\Users\Admin\M-487580275876824076547\winsvc.exe4⤵
- Executes dropped EXE
PID:4004
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
213KB
MD5928452174f5067a712cc36846701686a
SHA1f80242df914a1c5594d46eda37dbffdedfb27aca
SHA256a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58
SHA512dba10ca48fb1c49794cd6fd5c8f403583ec71fbf3a677307a4e4ab256cc4992e5317951cd3c082b86dbd135fbd5ed016af0a0b9bf8be7e7cfeaa3829da88d6fd
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Filesize
213KB
MD5928452174f5067a712cc36846701686a
SHA1f80242df914a1c5594d46eda37dbffdedfb27aca
SHA256a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58
SHA512dba10ca48fb1c49794cd6fd5c8f403583ec71fbf3a677307a4e4ab256cc4992e5317951cd3c082b86dbd135fbd5ed016af0a0b9bf8be7e7cfeaa3829da88d6fd
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Filesize
213KB
MD5928452174f5067a712cc36846701686a
SHA1f80242df914a1c5594d46eda37dbffdedfb27aca
SHA256a43b347276b36ddc850374ffab37989f9b6564c0b9c672296107245f8c6c1b58
SHA512dba10ca48fb1c49794cd6fd5c8f403583ec71fbf3a677307a4e4ab256cc4992e5317951cd3c082b86dbd135fbd5ed016af0a0b9bf8be7e7cfeaa3829da88d6fd