Analysis
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max time kernel
223s -
max time network
243s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 17:03
Static task
static1
Behavioral task
behavioral1
Sample
21f9a66ef042bde5d2dc2f9ca75e5e7090369f89da678feb72262ea7e5a57120.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
21f9a66ef042bde5d2dc2f9ca75e5e7090369f89da678feb72262ea7e5a57120.dll
Resource
win10v2004-20221111-en
General
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Target
21f9a66ef042bde5d2dc2f9ca75e5e7090369f89da678feb72262ea7e5a57120.dll
-
Size
170KB
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MD5
2ccf3cb208f18b56e9a52ba73df6df43
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SHA1
3c8555c0fd682734027d844336fdb3feaf72061a
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SHA256
21f9a66ef042bde5d2dc2f9ca75e5e7090369f89da678feb72262ea7e5a57120
-
SHA512
d8ec3a4a0fe903ac87f928b2468e995c48d0f110e0c8914cd776ba89d6aa99086a7ff315a86a14291778809e6f1e8265916738ffeba37102bd0be60770b411e9
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SSDEEP
3072:eUXlFI6KSyss2qQwPyEKM3yCFWPusDBdR8ZdCzH/SxwsK1kN22B3szwk1:eMXI6byNqSx3yC8PVDBdRaCzH/Sxwn1D
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2968 2632 WerFault.exe regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
regsvr32.exedescription pid process target process PID 4616 wrote to memory of 2632 4616 regsvr32.exe regsvr32.exe PID 4616 wrote to memory of 2632 4616 regsvr32.exe regsvr32.exe PID 4616 wrote to memory of 2632 4616 regsvr32.exe regsvr32.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\21f9a66ef042bde5d2dc2f9ca75e5e7090369f89da678feb72262ea7e5a57120.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\21f9a66ef042bde5d2dc2f9ca75e5e7090369f89da678feb72262ea7e5a57120.dll2⤵PID:2632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 6363⤵
- Program crash
PID:2968
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2632 -ip 26321⤵PID:3936