Analysis
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max time kernel
92s -
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
22/12/2024, 16:31
Behavioral task
behavioral1
Sample
1816841d3dfd2c09866b3a1b2cd7f5428c003169deba8299175c36c7fad481e0.dll
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
1816841d3dfd2c09866b3a1b2cd7f5428c003169deba8299175c36c7fad481e0.dll
Resource
win10v2004-20241007-en
General
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Target
1816841d3dfd2c09866b3a1b2cd7f5428c003169deba8299175c36c7fad481e0.dll
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Size
76KB
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MD5
b7257e366383e679d19968fc4c418991
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SHA1
a91ef28bbaa6c124d07cc7c9bf86eb1aee07a1d6
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SHA256
1816841d3dfd2c09866b3a1b2cd7f5428c003169deba8299175c36c7fad481e0
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SHA512
c1109797686062aff8a7eb8d5228e3ae1d8668ef5d0e49a424b2280fd321368e7170ee17ce861a663c77ef0c1f46232e013681f3e9b868e1d9fa457a3ca0a64f
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZJ:c8y93KQjy7G55riF1cMo03f
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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resource yara_rule behavioral2/memory/456-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/456-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 3428 456 WerFault.exe 83 -
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 456 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2840 wrote to memory of 456 2840 rundll32.exe 83 PID 2840 wrote to memory of 456 2840 rundll32.exe 83 PID 2840 wrote to memory of 456 2840 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1816841d3dfd2c09866b3a1b2cd7f5428c003169deba8299175c36c7fad481e0.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1816841d3dfd2c09866b3a1b2cd7f5428c003169deba8299175c36c7fad481e0.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:456 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 456 -s 7123⤵
- Program crash
PID:3428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 456 -ip 4561⤵PID:4544