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Analysis
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max time kernel
92s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04/01/2025, 17:41
Behavioral task
behavioral1
Sample
3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176fN.dll
Resource
win7-20240903-en
General
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Target
3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176fN.dll
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Size
76KB
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MD5
77aaeac46a47b2e43b8c45d9a53ae980
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SHA1
89b2fcf650bb5698fc5ff21d8f887145020f86b2
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SHA256
3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176f
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SHA512
8226afb32ee127c0a1097f528497cc03dd6859844781165a6ecd756b00991685695fb0f32ee2d7a58167a5e9ad8b78b2d7208c14c33651d7f42bdad42bce0698
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z/BuIJGh:c8y93KQjy7G55riF1cMo03Nr6
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1140-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1140-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 4912 1140 WerFault.exe 82 -
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 1140 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3512 wrote to memory of 1140 3512 rundll32.exe 82 PID 3512 wrote to memory of 1140 3512 rundll32.exe 82 PID 3512 wrote to memory of 1140 3512 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176fN.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3512 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3767839fb652f746baca8151c5d1727fb1854b6b6f6717bfa86844d886be176fN.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1140 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1140 -s 7203⤵
- Program crash
PID:4912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1140 -ip 11401⤵PID:316