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Analysis
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max time kernel
144s -
max time network
148s -
platform
windows10-1703_x64 -
resource
win10-20220901-en -
resource tags
arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system -
submitted
02/11/2022, 19:04
Static task
static1
Behavioral task
behavioral1
Sample
7b5515a1ad3879d41be8ca3a3a8454162546502783be385b0ae6c06c3c0c43e7.dll
Resource
win10-20220901-en
5 signatures
150 seconds
General
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Target
7b5515a1ad3879d41be8ca3a3a8454162546502783be385b0ae6c06c3c0c43e7.dll
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Size
633KB
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MD5
c59e08073aa96718285d9f6f7beb8c30
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SHA1
c72c4b5efaf850fbb24af4fced377697c9edf403
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SHA256
7b5515a1ad3879d41be8ca3a3a8454162546502783be385b0ae6c06c3c0c43e7
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SHA512
ef30472d162abe4d24ae04e682f6b54ce1e7ab59b2963eac72457c21b88f0d433252ac1d02e91d6b7141c87c7b1d0e1f58a92e737dfcd620975fe5ca53971168
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SSDEEP
12288:vTiWqRYt1iDEOTiedhDinsn2zDvXLxj/e:vTiWg3EOT3rinsnw/
Score
10/10
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kOpuQn.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\YjNFdB\\kOpuQn.dll\"" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2792 regsvr32.exe 2792 regsvr32.exe 4800 regsvr32.exe 4800 regsvr32.exe 4800 regsvr32.exe 4800 regsvr32.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2792 regsvr32.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2792 wrote to memory of 4800 2792 regsvr32.exe 66 PID 2792 wrote to memory of 4800 2792 regsvr32.exe 66
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\7b5515a1ad3879d41be8ca3a3a8454162546502783be385b0ae6c06c3c0c43e7.dll1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\YjNFdB\kOpuQn.dll"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4800
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