Analysis
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max time kernel
149s -
max time network
153s -
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 19:19
Static task
static1
Behavioral task
behavioral1
Sample
b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe
Resource
win10v2004-20241007-en
General
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Target
b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe
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Size
610KB
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MD5
46411f2042a90f7e6e8cc2cbad866c38
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SHA1
39aa67604573050d89de3bb24e146bda7194236d
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SHA256
b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad
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SHA512
cefcd04e7c7b25945b6bef583449b89588f5eaa72c2cbecca1fdd1b5e1388659d9004bbfd55b0d86740fd0ef32f55e5c2cb670b7708f543f07f94bf10f084494
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SSDEEP
12288:SATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:MT+KjUdQqboyyWoK1NGqzuhx
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 3980 4636 WerFault.exe 102 4860 3824 WerFault.exe 82 -
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 b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.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 3568 Explorer.EXE Token: SeCreatePagefilePrivilege 3568 Explorer.EXE Token: SeShutdownPrivilege 3568 Explorer.EXE Token: SeCreatePagefilePrivilege 3568 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4636 winver.exe 3824 b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3824 wrote to memory of 4636 3824 b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe 102 PID 3824 wrote to memory of 4636 3824 b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe 102 PID 3824 wrote to memory of 4636 3824 b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe 102 PID 3824 wrote to memory of 4636 3824 b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe 102 PID 4636 wrote to memory of 3568 4636 winver.exe 56 PID 3824 wrote to memory of 3568 3824 b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3568 -
C:\Users\Admin\AppData\Local\Temp\b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe"C:\Users\Admin\AppData\Local\Temp\b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3824 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 3044⤵
- Program crash
PID:3980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3824 -s 7683⤵
- Program crash
PID:4860
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:4784
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4636 -ip 46361⤵PID:1804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3824 -ip 38241⤵PID:2860