Analysis
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max time kernel
109s -
max time network
131s -
platform
windows10_x64 -
resource
win10v200430 -
submitted
26-06-2020 12:38
Static task
static1
Behavioral task
behavioral1
Sample
5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe
Resource
win7
Behavioral task
behavioral2
Sample
5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe
Resource
win10v200430
General
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Target
5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe
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Size
1.0MB
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MD5
572fea5f025df78f2d316216fbeee52e
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SHA1
91b2bf44b1f9282c09f07f16631deaa3ad9d956d
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SHA256
5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367
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SHA512
eb238272227c5825477ff1e37dc4f7e467665049d4db5649fff59c39d7745e88b06234d6d1218c05c802e33e21577f9d4a533cb9e23ebe6fb09654f97759c187
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
Product:binProduct.exepid process 2144 Product:bin 1492 Product.exe -
Drops file in System32 directory 2 IoCs
Processes:
Product:binattrib.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Product.exe Product:bin File opened for modification C:\Windows\SysWOW64\Product.exe attrib.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 3920 takeown.exe 3300 icacls.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 3920 takeown.exe 3300 icacls.exe -
Views/modifies file attributes 1 TTPs 3 IoCs
Processes:
attrib.exeattrib.exeattrib.exepid process 1692 attrib.exe 1804 attrib.exe 2292 attrib.exe -
NTFS ADS 1 IoCs
Processes:
5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Product:bin 5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe -
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Suspicious use of WriteProcessMemory 38 IoCs
Processes:
5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exeProduct:binProduct.execmd.execmd.execmd.exedescription pid process target process PID 2112 wrote to memory of 2144 2112 5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe Product:bin PID 2112 wrote to memory of 2144 2112 5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe Product:bin PID 2112 wrote to memory of 2144 2112 5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe Product:bin PID 2144 wrote to memory of 2644 2144 Product:bin vssadmin.exe PID 2144 wrote to memory of 2644 2144 Product:bin vssadmin.exe PID 2144 wrote to memory of 3920 2144 Product:bin takeown.exe PID 2144 wrote to memory of 3920 2144 Product:bin takeown.exe PID 2144 wrote to memory of 3920 2144 Product:bin takeown.exe PID 2144 wrote to memory of 3300 2144 Product:bin icacls.exe PID 2144 wrote to memory of 3300 2144 Product:bin icacls.exe PID 2144 wrote to memory of 3300 2144 Product:bin icacls.exe PID 1492 wrote to memory of 3696 1492 Product.exe cmd.exe PID 1492 wrote to memory of 3696 1492 Product.exe cmd.exe PID 1492 wrote to memory of 3696 1492 Product.exe cmd.exe PID 3696 wrote to memory of 500 3696 cmd.exe choice.exe PID 3696 wrote to memory of 500 3696 cmd.exe choice.exe PID 3696 wrote to memory of 500 3696 cmd.exe choice.exe PID 2144 wrote to memory of 844 2144 Product:bin cmd.exe PID 2144 wrote to memory of 844 2144 Product:bin cmd.exe PID 2144 wrote to memory of 844 2144 Product:bin cmd.exe PID 2112 wrote to memory of 796 2112 5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe cmd.exe PID 2112 wrote to memory of 796 2112 5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe cmd.exe PID 2112 wrote to memory of 796 2112 5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe cmd.exe PID 844 wrote to memory of 800 844 cmd.exe choice.exe PID 844 wrote to memory of 800 844 cmd.exe choice.exe PID 844 wrote to memory of 800 844 cmd.exe choice.exe PID 796 wrote to memory of 4040 796 cmd.exe choice.exe PID 796 wrote to memory of 4040 796 cmd.exe choice.exe PID 796 wrote to memory of 4040 796 cmd.exe choice.exe PID 3696 wrote to memory of 1692 3696 cmd.exe attrib.exe PID 3696 wrote to memory of 1692 3696 cmd.exe attrib.exe PID 3696 wrote to memory of 1692 3696 cmd.exe attrib.exe PID 844 wrote to memory of 1804 844 cmd.exe attrib.exe PID 844 wrote to memory of 1804 844 cmd.exe attrib.exe PID 844 wrote to memory of 1804 844 cmd.exe attrib.exe PID 796 wrote to memory of 2292 796 cmd.exe attrib.exe PID 796 wrote to memory of 2292 796 cmd.exe attrib.exe PID 796 wrote to memory of 2292 796 cmd.exe attrib.exe -
Modifies service 2 TTPs 5 IoCs
Processes:
vssvc.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\SwProvider_{b5946137-7b9f-4925-af80-51abd60b20d5} vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\COM+ REGDB Writer vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writer vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer vssvc.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 2644 vssadmin.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 1008 vssvc.exe Token: SeRestorePrivilege 1008 vssvc.exe Token: SeAuditPrivilege 1008 vssvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe"C:\Users\Admin\AppData\Local\Temp\5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe"1⤵
- NTFS ADS
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Product:binC:\Users\Admin\AppData\Roaming\Product:bin -r2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet3⤵
- Interacts with shadow copies
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C:\Windows\SysWOW64\takeown.exeC:\Windows\system32\takeown.exe /F C:\Windows\system32\Product.exe3⤵
- Modifies file permissions
- Possible privilege escalation attempt
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C:\Windows\SysWOW64\icacls.exeC:\Windows\system32\icacls.exe C:\Windows\system32\Product.exe /reset3⤵
- Modifies file permissions
- Possible privilege escalation attempt
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C:\Windows\SysWOW64\cmd.execmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Roaming\Product" & del "C:\Users\Admin\AppData\Roaming\Product"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\choice.exechoice /t 10 /d y4⤵
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C:\Windows\SysWOW64\attrib.exeattrib -h "C:\Users\Admin\AppData\Roaming\Product"4⤵
- Views/modifies file attributes
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C:\Windows\SysWOW64\cmd.execmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe" & del "C:\Users\Admin\AppData\Local\Temp\5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\choice.exechoice /t 10 /d y3⤵
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C:\Windows\SysWOW64\attrib.exeattrib -h "C:\Users\Admin\AppData\Local\Temp\5cd04805f9753ca08b82e88c27bf5426d1d356bb26b281885573051048911367.exe"3⤵
- Views/modifies file attributes
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\Product.exeC:\Windows\SysWOW64\Product.exe -s1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd /c choice /t 10 /d y & attrib -h "C:\Windows\SysWOW64\Product.exe" & del "C:\Windows\SysWOW64\Product.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\choice.exechoice /t 10 /d y3⤵
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C:\Windows\SysWOW64\attrib.exeattrib -h "C:\Windows\SysWOW64\Product.exe"3⤵
- Drops file in System32 directory
- Views/modifies file attributes
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Product:bin
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C:\Users\Admin\AppData\Roaming\Product:bin
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C:\Windows\SysWOW64\Product.exe
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C:\Windows\SysWOW64\Product.exe
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memory/500-9-0x0000000000000000-mapping.dmp
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memory/796-11-0x0000000000000000-mapping.dmp
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memory/800-12-0x0000000000000000-mapping.dmp
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memory/844-10-0x0000000000000000-mapping.dmp
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memory/1692-14-0x0000000000000000-mapping.dmp
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memory/1804-15-0x0000000000000000-mapping.dmp
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memory/2144-0-0x0000000000000000-mapping.dmp
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memory/2292-16-0x0000000000000000-mapping.dmp
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memory/2644-3-0x0000000000000000-mapping.dmp
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memory/3300-6-0x0000000000000000-mapping.dmp
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memory/3696-8-0x0000000000000000-mapping.dmp
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memory/3920-4-0x0000000000000000-mapping.dmp
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memory/4040-13-0x0000000000000000-mapping.dmp