Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 01:59
Behavioral task
behavioral1
Sample
99c0a655a906f98c9510bb03cb02bdf80d061652233b6db6d8d22fcac933abb2N.dll
Resource
win7-20240729-en
General
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Target
99c0a655a906f98c9510bb03cb02bdf80d061652233b6db6d8d22fcac933abb2N.dll
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Size
76KB
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MD5
2fd75861f9d18a9afaa02738f3ce7960
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SHA1
cd9cf6278725ef1145d75c5932bf58e451382d80
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SHA256
99c0a655a906f98c9510bb03cb02bdf80d061652233b6db6d8d22fcac933abb2
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SHA512
e8510a311992fa88e87d42e1468973033d90ddfe29c764c743233e22569ebbfa2c40800a72c42ff223b15517fcc3d68ff84b8c2e41be702bce7da4507e75e875
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZZLy:c8y93KQjy7G55riF1cMo03y
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3920-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3920-2-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4540 3920 WerFault.exe rundll32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid process Token: SeDebugPrivilege 3920 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3252 wrote to memory of 3920 3252 rundll32.exe rundll32.exe PID 3252 wrote to memory of 3920 3252 rundll32.exe rundll32.exe PID 3252 wrote to memory of 3920 3252 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\99c0a655a906f98c9510bb03cb02bdf80d061652233b6db6d8d22fcac933abb2N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3252 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\99c0a655a906f98c9510bb03cb02bdf80d061652233b6db6d8d22fcac933abb2N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3920 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3920 -s 7163⤵
- Program crash
PID:4540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3920 -ip 39201⤵PID:2336