Analysis
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max time kernel
125s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
10-12-2023 00:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
91c7cded43648845e8acd59f3fafb6ce4fd5af517eb81a8e12e8c6640c07ff0f.dll
Resource
win7-20231201-en
3 signatures
150 seconds
General
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Target
91c7cded43648845e8acd59f3fafb6ce4fd5af517eb81a8e12e8c6640c07ff0f.dll
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Size
494KB
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MD5
59d048af2c940a65b683742fc0ee5bbf
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SHA1
7bccc3c45e7f476695c0d5b63d63d1a34be59251
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SHA256
91c7cded43648845e8acd59f3fafb6ce4fd5af517eb81a8e12e8c6640c07ff0f
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SHA512
bee99dee3a817eb02d221a5de5b72e9534fa365bee05ac3adfb12039ae97fe3f8a51ddf3b9ab551e8bd3643ce60e6520269f34598944ece25e88ed012a46dd10
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SSDEEP
12288:Q5XyxkU3lXU7QCy62PLxZ1YRmBnRibWZngiM/x:4CxvXU7Qx/9Z1XImi
Malware Config
Extracted
Family
systembc
C2
64.176.214.51:443
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4360 2176 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3716 wrote to memory of 2176 3716 rundll32.exe rundll32.exe PID 3716 wrote to memory of 2176 3716 rundll32.exe rundll32.exe PID 3716 wrote to memory of 2176 3716 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\91c7cded43648845e8acd59f3fafb6ce4fd5af517eb81a8e12e8c6640c07ff0f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3716 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\91c7cded43648845e8acd59f3fafb6ce4fd5af517eb81a8e12e8c6640c07ff0f.dll,#12⤵PID:2176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 6323⤵
- Program crash
PID:4360
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2176 -ip 21761⤵PID:552