Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
31-05-2023 19:11
Static task
static1
Behavioral task
behavioral1
Sample
4b9b3c3b001d7e9358d46ee3e08d6fcbd961fa237bf9a3139bf6d4bd75a19c4b.dll
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
4b9b3c3b001d7e9358d46ee3e08d6fcbd961fa237bf9a3139bf6d4bd75a19c4b.dll
Resource
win10v2004-20230220-en
General
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Target
4b9b3c3b001d7e9358d46ee3e08d6fcbd961fa237bf9a3139bf6d4bd75a19c4b.dll
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Size
757KB
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MD5
c76645cd78b50296f24f68453bb7eb82
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SHA1
1f9bedea45a1da626e2d1029873e44f92b6ba8f6
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SHA256
4b9b3c3b001d7e9358d46ee3e08d6fcbd961fa237bf9a3139bf6d4bd75a19c4b
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SHA512
3f133c526d4619c3d97ad367c3d27c95ac02efedc901381faadc7fc4975ed186a3e3a63b2b8daf663f17fff501e4a81f426d2b284d642f668799d9334b023b0f
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SSDEEP
12288:fMmCy3nAgPAxN9ueqix/HEmxsvGrif8ZSy+rdQw2QRAtd74/vmYK6H3BVoeZ6:0mCy3KxW3ixPEmxsvGrm8Z6r+JQPzVV6
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 4944 4632 WerFault.exe 83 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3324 wrote to memory of 4632 3324 rundll32.exe 83 PID 3324 wrote to memory of 4632 3324 rundll32.exe 83 PID 3324 wrote to memory of 4632 3324 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4b9b3c3b001d7e9358d46ee3e08d6fcbd961fa237bf9a3139bf6d4bd75a19c4b.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3324 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4b9b3c3b001d7e9358d46ee3e08d6fcbd961fa237bf9a3139bf6d4bd75a19c4b.dll,#12⤵PID:4632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 6043⤵
- Program crash
PID:4944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4632 -ip 46321⤵PID:5024