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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03/09/2024, 08:37
Static task
static1
Behavioral task
behavioral1
Sample
475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe
Resource
win10v2004-20240802-en
General
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Target
475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe
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Size
88KB
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MD5
90894878a169ba324844a2e6ce5fc60f
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SHA1
29cd30524b8bd9dbb0d6ee67fc776412b97009c3
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SHA256
475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab
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SHA512
edba2c154a2e2103529047e531fc1c8ecaab17ebc44edae5cd66b3cae8d35c754db31e51d365d32708ffd22207aba9e7fa1ce485702d34825492b1d26a599b9b
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SSDEEP
1536:C5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:C5fvp12UFKcD/6jwqWsN
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3435BFF1 = "C:\\Users\\Admin\\AppData\\Roaming\\3435BFF1\\bin.exe" winver.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3412 2828 WerFault.exe 84 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2828 winver.exe 2828 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3416 Explorer.EXE Token: SeCreatePagefilePrivilege 3416 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2828 winver.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3416 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4756 wrote to memory of 2828 4756 475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe 84 PID 4756 wrote to memory of 2828 4756 475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe 84 PID 4756 wrote to memory of 2828 4756 475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe 84 PID 4756 wrote to memory of 2828 4756 475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe 84 PID 2828 wrote to memory of 3416 2828 winver.exe 56 PID 2828 wrote to memory of 2940 2828 winver.exe 50
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2940
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3416 -
C:\Users\Admin\AppData\Local\Temp\475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe"C:\Users\Admin\AppData\Local\Temp\475ef08cf43e2e68cde92ee8c8841a1588039ca1dbeba0a9c233ad026e6839ab.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 3524⤵
- Program crash
PID:3412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2828 -ip 28281⤵PID:3084