Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-09-2024 06:19
Behavioral task
behavioral1
Sample
b1a47ace2a5688718aabdc422b9015f0N.dll
Resource
win7-20240903-en
5 signatures
120 seconds
General
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Target
b1a47ace2a5688718aabdc422b9015f0N.dll
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Size
76KB
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MD5
b1a47ace2a5688718aabdc422b9015f0
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SHA1
5b235b968e25522338c9d987c81df05f28ef5c2f
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SHA256
2e1c169239fab1858b8c22e998798914ba5b11d7faaecb95aedad5a41693232f
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SHA512
44921332331f052fd93f60882ca97f283c9ef312f45dfb6b148f74a3e1e7ad4825a29fd1c14215e6f3cd528e4a04b27d7d1e21702e9babc5716f9af772813cf6
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZURR33zGpz:c8y93KQjy7G55riF1cMo03B
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/2444-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2444-2-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 4720 2444 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.
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 2444 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 1724 wrote to memory of 2444 1724 rundll32.exe 82 PID 1724 wrote to memory of 2444 1724 rundll32.exe 82 PID 1724 wrote to memory of 2444 1724 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b1a47ace2a5688718aabdc422b9015f0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b1a47ace2a5688718aabdc422b9015f0N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2444 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2444 -s 7003⤵
- Program crash
PID:4720
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2444 -ip 24441⤵PID:2760