Analysis
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max time kernel
105s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
26-08-2024 08:12
Behavioral task
behavioral1
Sample
4f28e25eb72ceaa2b3cd681066420ee0N.dll
Resource
win7-20240704-en
windows7-x64
5 signatures
120 seconds
General
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Target
4f28e25eb72ceaa2b3cd681066420ee0N.dll
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Size
76KB
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MD5
4f28e25eb72ceaa2b3cd681066420ee0
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SHA1
5685d036ee3742121289742cbf6ad90ffdb5813f
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SHA256
7bcd069f7162dd471b4e62c6f44ba1c9a970a704ae440219fd8f45bfdccbc42f
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SHA512
0fb55c3ef17bf5da2b064646965c214504130d42fb10ac25c26141ebd5f333590887b5f91b031f400eff57ac1b76d5648017818981010f2d1967e8bd4be72121
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZqR+Rx:c8y93KQjy7G55riF1cMo03cCx
Malware Config
Signatures
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resource yara_rule behavioral2/memory/776-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/776-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 3192 776 WerFault.exe 84 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 776 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4956 wrote to memory of 776 4956 rundll32.exe 84 PID 4956 wrote to memory of 776 4956 rundll32.exe 84 PID 4956 wrote to memory of 776 4956 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4f28e25eb72ceaa2b3cd681066420ee0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4f28e25eb72ceaa2b3cd681066420ee0N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:776 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 7123⤵
- Program crash
PID:3192
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 776 -ip 7761⤵PID:4856