Analysis
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max time kernel
450s -
max time network
486s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
27-11-2022 15:31
Static task
static1
Behavioral task
behavioral1
Sample
8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
General
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Target
8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe
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Size
361KB
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MD5
b8fba572714a6893023bed66cab6bae2
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SHA1
bc8115ddb106759cbdb5f8b6c43191b6f9a532dd
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SHA256
8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c
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SHA512
a7fe776edb5d0010946699852034e034be77413460ac3ceacb3f58b14546255be6283888dfce79c8f577004c38987a0b09d8de2afae794e635a7f0e7f1c29807
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SSDEEP
6144:a991cll5gT62NsqHScpguMLAJvWR5BUTnKmLDyVEzwWyuJ35Zk9Rn:KhnNsSSgguj5cSTnHa/LuJ35Zk9R
Malware Config
Signatures
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Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe File opened for modification C:\Windows\assembly\Desktop.ini 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1188 set thread context of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe File opened for modification C:\Windows\assembly\Desktop.ini 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe File opened for modification C:\Windows\assembly 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe Token: SeDebugPrivilege 5076 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5076 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79 PID 1188 wrote to memory of 5076 1188 8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe"C:\Users\Admin\AppData\Local\Temp\8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1188 -
C:\Users\Admin\AppData\Local\Temp\8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe"C:\Users\Admin\AppData\Local\Temp\8f3a70a81ad568eaca0e3fa287d3a1200e0cc903da0a412d58b39debe71abc6c.exe"2⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:5076
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