Analysis
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max time kernel
68s -
max time network
74s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
09-12-2022 20:38
Static task
static1
Behavioral task
behavioral1
Sample
perfectly_safe.jpg
Resource
win10v2004-20220812-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
perfectly_safe.jpg
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Size
299KB
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MD5
f02f08dd3190eb4caf8b7bf8066c329f
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SHA1
9b315f2d222c83dc7aec7d4715a5d65a2e27fe0b
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SHA256
831e6c4d7466884a0dd9000da17b1a954eb42d44efb7aff45a33d29b4c044f45
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SHA512
1300266f99c4112484dd11f289583ad9f45bd6a9dc3e506500060123435d4ed552ace6deb46aeb79696e71c527f3abeb4179bbcac9b5923d9da73df4442e8c37
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SSDEEP
6144:AF8t1IoeNouHJQbRlQInIZiFSTZKraMzNkzuPMDckqfDXzlcWz0Rk:A/okGb6ZikdKrtNxEgBfDZnz0m
Score
5/10
Malware Config
Signatures
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Drops file in System32 directory 11 IoCs
Processes:
svchost.exedescription ioc process File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.log svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jtx svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00001.jrs svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00002.jrs svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.jfm svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jcp svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSStmp.log svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat svchost.exe -
Drops file in Windows directory 1 IoCs
Processes:
mspaint.exedescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log mspaint.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
Processes:
mspaint.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings mspaint.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
mspaint.exemspaint.exepid process 4644 mspaint.exe 4644 mspaint.exe 1012 mspaint.exe 1012 mspaint.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
mspaint.exeOpenWith.exemspaint.exepid process 4644 mspaint.exe 924 OpenWith.exe 1012 mspaint.exe 1012 mspaint.exe 1012 mspaint.exe 1012 mspaint.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\perfectly_safe.jpg1⤵PID:2364
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2124
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C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\perfectly_safe.jpg" /ForceBootstrapPaint3D1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4644
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s DsSvc1⤵
- Drops file in System32 directory
PID:4700
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
PID:924
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C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\perfectly_safe.jpg"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1012
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService1⤵PID:5104