Analysis
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max time kernel
117s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20-08-2024 17:53
Static task
static1
Behavioral task
behavioral1
Sample
1417773afaa438180e37401d36d72fb0N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
1417773afaa438180e37401d36d72fb0N.exe
Resource
win10v2004-20240802-en
General
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Target
1417773afaa438180e37401d36d72fb0N.exe
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Size
237KB
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MD5
1417773afaa438180e37401d36d72fb0
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SHA1
d5828adbcba529d839c02bd3cf9c3db9b7232d7a
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SHA256
733bf99b327c3c165c6461457eef4429608022f8937a7bb31d61cce25a598a3c
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SHA512
69b2e8680fa15e210ea953958ba20a806ae8a53510f0beafca09bb4e6e47dbc2018a71afc375beb94506020076b1bf9fbb9730a79730944a38fd786a7ca7f938
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SSDEEP
6144:3A2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:3ATuTAnKGwUAWVycQqgj
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 3004 5060 WerFault.exe winver.exe 2624 1456 WerFault.exe 1417773afaa438180e37401d36d72fb0N.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:
1417773afaa438180e37401d36d72fb0N.exewinver.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1417773afaa438180e37401d36d72fb0N.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-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE Token: SeShutdownPrivilege 3504 Explorer.EXE Token: SeCreatePagefilePrivilege 3504 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe1417773afaa438180e37401d36d72fb0N.exepid process 5060 winver.exe 1456 1417773afaa438180e37401d36d72fb0N.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3504 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
1417773afaa438180e37401d36d72fb0N.exewinver.exedescription pid process target process PID 1456 wrote to memory of 5060 1456 1417773afaa438180e37401d36d72fb0N.exe winver.exe PID 1456 wrote to memory of 5060 1456 1417773afaa438180e37401d36d72fb0N.exe winver.exe PID 1456 wrote to memory of 5060 1456 1417773afaa438180e37401d36d72fb0N.exe winver.exe PID 1456 wrote to memory of 5060 1456 1417773afaa438180e37401d36d72fb0N.exe winver.exe PID 5060 wrote to memory of 3504 5060 winver.exe Explorer.EXE PID 1456 wrote to memory of 3504 1456 1417773afaa438180e37401d36d72fb0N.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:3504 -
C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe"C:\Users\Admin\AppData\Local\Temp\1417773afaa438180e37401d36d72fb0N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1456 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5060 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 3004⤵
- Program crash
PID:3004 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 7283⤵
- Program crash
PID:2624
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:2612
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5060 -ip 50601⤵PID:408
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1456 -ip 14561⤵PID:4460