Analysis
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max time kernel
119s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 02:24
Static task
static1
Behavioral task
behavioral1
Sample
98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe
Resource
win10v2004-20241007-en
General
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Target
98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe
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Size
225KB
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MD5
7a26f5a78bdea84f69288678d3075f01
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SHA1
3bd322e32dbe90843da98a03cc40d72ec9eeaaf2
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SHA256
98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713
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SHA512
4dec17c50afbfa1f66f4c8a682893185ff5f0fc41345cefa1dccb45484fb190b9abd65ae5d6781cf5115bbb06874b8661051cb2d50cd44bf8cbf86a08001810f
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SSDEEP
6144:7A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:7ATuTAnKGwUAW3ycQqgn
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2988 2236 WerFault.exe 93 2804 212 WerFault.exe 81 -
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 98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Modifies data under HKEY_USERS 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 3500 Explorer.EXE Token: SeCreatePagefilePrivilege 3500 Explorer.EXE Token: SeShutdownPrivilege 3500 Explorer.EXE Token: SeCreatePagefilePrivilege 3500 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2236 winver.exe 212 98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 212 wrote to memory of 2236 212 98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe 93 PID 212 wrote to memory of 2236 212 98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe 93 PID 212 wrote to memory of 2236 212 98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe 93 PID 212 wrote to memory of 2236 212 98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe 93 PID 2236 wrote to memory of 3500 2236 winver.exe 56 PID 212 wrote to memory of 3500 212 98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3500 -
C:\Users\Admin\AppData\Local\Temp\98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe"C:\Users\Admin\AppData\Local\Temp\98266c183b927d8e55d1a8ecb9353d90d1a0aa860ddc8d11a4ffaf8fd0704713.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:212 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 3004⤵
- Program crash
PID:2988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 7683⤵
- Program crash
PID:2804
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:3604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2236 -ip 22361⤵PID:4628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 212 -ip 2121⤵PID:2488