Analysis
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max time kernel
148s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-08-2024 00:15
Static task
static1
Behavioral task
behavioral1
Sample
732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe
Resource
win10v2004-20240802-en
General
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Target
732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe
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Size
225KB
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MD5
83c6566117ca8264a7b2dd8b50b3f46d
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SHA1
4e5b8eec8fe67ced7d1072bf3db7774646a6b186
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SHA256
732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d
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SHA512
b2d15a79e011e1177611148d86a324261e0ab0cdd5722c1852f160711398c1cddc7bc1802fb419a01f3bc62f4725e190f33c46cf85fb67a44c99c04b05e98663
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SSDEEP
6144:5A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:5ATuTAnKGwUAW3ycQqgf
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 3988 696 WerFault.exe winver.exe 4908 3488 WerFault.exe 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.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:
732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exewinver.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.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 -
Suspicious use of AdjustPrivilegeToken 14 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3492 Explorer.EXE Token: SeCreatePagefilePrivilege 3492 Explorer.EXE Token: SeShutdownPrivilege 3492 Explorer.EXE Token: SeCreatePagefilePrivilege 3492 Explorer.EXE Token: SeShutdownPrivilege 3492 Explorer.EXE Token: SeCreatePagefilePrivilege 3492 Explorer.EXE Token: SeShutdownPrivilege 3492 Explorer.EXE Token: SeCreatePagefilePrivilege 3492 Explorer.EXE Token: SeShutdownPrivilege 3492 Explorer.EXE Token: SeCreatePagefilePrivilege 3492 Explorer.EXE Token: SeShutdownPrivilege 3492 Explorer.EXE Token: SeCreatePagefilePrivilege 3492 Explorer.EXE Token: SeShutdownPrivilege 3492 Explorer.EXE Token: SeCreatePagefilePrivilege 3492 Explorer.EXE -
Suspicious use of FindShellTrayWindow 4 IoCs
Processes:
winver.exe732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exeExplorer.EXEpid process 696 winver.exe 3488 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe 3492 Explorer.EXE 3492 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3492 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exewinver.exedescription pid process target process PID 3488 wrote to memory of 696 3488 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe winver.exe PID 3488 wrote to memory of 696 3488 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe winver.exe PID 3488 wrote to memory of 696 3488 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe winver.exe PID 3488 wrote to memory of 696 3488 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe winver.exe PID 696 wrote to memory of 3492 696 winver.exe Explorer.EXE PID 3488 wrote to memory of 3492 3488 732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3492 -
C:\Users\Admin\AppData\Local\Temp\732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe"C:\Users\Admin\AppData\Local\Temp\732498e33ac9a07292ab844d4bf982608756783e9db97dde625ed3de4f6fd40d.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3488 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:696 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 696 -s 3044⤵
- Program crash
PID:3988 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 8083⤵
- Program crash
PID:4908
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4124,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4196 /prefetch:81⤵PID:4616
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:3700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 696 -ip 6961⤵PID:4528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3488 -ip 34881⤵PID:2172