Analysis
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max time kernel
118s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21-08-2024 09:44
Static task
static1
Behavioral task
behavioral1
Sample
9f17416290dcadd36e6285bde58f6c40N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
9f17416290dcadd36e6285bde58f6c40N.exe
Resource
win10v2004-20240802-en
General
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Target
9f17416290dcadd36e6285bde58f6c40N.exe
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Size
225KB
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MD5
9f17416290dcadd36e6285bde58f6c40
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SHA1
952715db391be85e4c7726a5ffd9f369543216fc
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SHA256
f4e88f75dc83873fb99c0af9e8670f8f65511d9e8deac18c66262a7739590fa9
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SHA512
8012c40c0b99de72dd370acb0eb2f3860cb380eabc2e9a31c2ae833a9d40fefd1d2331cac707eb015190880480c2d455c8a4d9615b129d6ed2d769c6cc567ab3
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SSDEEP
6144:EA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:EATuTAnKGwUAW3ycQqgf
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
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3460 5096 WerFault.exe winver.exe 1052 4608 WerFault.exe 9f17416290dcadd36e6285bde58f6c40N.exe -
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.
Processes:
9f17416290dcadd36e6285bde58f6c40N.exewinver.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9f17416290dcadd36e6285bde58f6c40N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Modifies registry class 2 IoCs
Processes:
Explorer.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe9f17416290dcadd36e6285bde58f6c40N.exepid process 5096 winver.exe 4608 9f17416290dcadd36e6285bde58f6c40N.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3408 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
9f17416290dcadd36e6285bde58f6c40N.exewinver.exedescription pid process target process PID 4608 wrote to memory of 5096 4608 9f17416290dcadd36e6285bde58f6c40N.exe winver.exe PID 4608 wrote to memory of 5096 4608 9f17416290dcadd36e6285bde58f6c40N.exe winver.exe PID 4608 wrote to memory of 5096 4608 9f17416290dcadd36e6285bde58f6c40N.exe winver.exe PID 4608 wrote to memory of 5096 4608 9f17416290dcadd36e6285bde58f6c40N.exe winver.exe PID 5096 wrote to memory of 3408 5096 winver.exe Explorer.EXE PID 4608 wrote to memory of 3408 4608 9f17416290dcadd36e6285bde58f6c40N.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3408 -
C:\Users\Admin\AppData\Local\Temp\9f17416290dcadd36e6285bde58f6c40N.exe"C:\Users\Admin\AppData\Local\Temp\9f17416290dcadd36e6285bde58f6c40N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4608 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5096 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5096 -s 3004⤵
- Program crash
PID:3460 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4608 -s 7803⤵
- Program crash
PID:1052
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:1808
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5096 -ip 50961⤵PID:4400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4608 -ip 46081⤵PID:4556