Analysis
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max time kernel
54s -
max time network
105s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
03/11/2022, 01:52
Static task
static1
Behavioral task
behavioral1
Sample
753f50b8445c5c6312f8aca1afafee887177b689458e099f8b3b7a87b1fa6584.dll
Resource
win10-20220812-en
5 signatures
150 seconds
General
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Target
753f50b8445c5c6312f8aca1afafee887177b689458e099f8b3b7a87b1fa6584.dll
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Size
727KB
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MD5
4622f7e9fe6b71b59421f450668b25ef
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SHA1
9b39571f445aa6373865bbc493ecfcf63b1d88f2
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SHA256
753f50b8445c5c6312f8aca1afafee887177b689458e099f8b3b7a87b1fa6584
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SHA512
b5752b475054b57c2dfc6ac38c1f110233a1197afc2e6360bac0fd356e975bd37df38c2dd58be5ae12eac65412084531db08951adcaaf29414284abb99ba5bb2
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SSDEEP
12288:ezhsu7PWe6Fth9tmzQS+37pzGIz/mXpo1z+0Sjq+DsCJqzfo:ktR6rhjmzhsT/Yg6BjtJqzf
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\UDbzwpOLVhfL.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\RURSVgAjuXIdQ\\UDbzwpOLVhfL.dll\"" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2728 regsvr32.exe 2728 regsvr32.exe 3096 regsvr32.exe 3096 regsvr32.exe 3096 regsvr32.exe 3096 regsvr32.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2728 regsvr32.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2728 wrote to memory of 3096 2728 regsvr32.exe 66 PID 2728 wrote to memory of 3096 2728 regsvr32.exe 66
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\753f50b8445c5c6312f8aca1afafee887177b689458e099f8b3b7a87b1fa6584.dll1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\RURSVgAjuXIdQ\UDbzwpOLVhfL.dll"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3096
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