Analysis
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max time kernel
139s -
max time network
159s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03-12-2022 02:35
Static task
static1
Behavioral task
behavioral1
Sample
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe
Resource
win10v2004-20220812-en
General
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Target
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe
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Size
242KB
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MD5
5ab58e4aab0aa3f6c6b6540646e954fd
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SHA1
cb68c33638b8c07ec2aa8c80cda43dc525b11f44
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SHA256
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29
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SHA512
e839db7a432a940508dae7a8927d22ca627c8c233ec5b095f69a86ae490b18a0155eb7017228299d3f1ff4867507079db2f5102d747b0e59904002f338c45a47
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SSDEEP
3072:9vdm5TEGYJH/rN19hnTAUC4GUIsFX4VILGqdLrTaCtNu6oUcvwC7F:9FRN19WJ4MIL/dvWCtg6oUwwY
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
wmpth64.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List wmpth64.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpth64.exe = "C:\\Windows\\SysWOW64\\wmpth64.exe:*:Enabled:Windows Media Task" wmpth64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List wmpth64.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmpth64.exe = "C:\\Windows\\SysWOW64\\wmpth64.exe:*:Enabled:Windows Media Task" wmpth64.exe -
Executes dropped EXE 2 IoCs
Processes:
wmpth64.exewmpth64.exepid process 2000 wmpth64.exe 1772 wmpth64.exe -
Processes:
resource yara_rule behavioral1/memory/1644-55-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-57-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-58-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-60-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-64-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-65-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-66-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-67-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1644-72-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1772-85-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1772-86-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1772-87-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1772-88-0x0000000000400000-0x0000000000461000-memory.dmp upx behavioral1/memory/1772-89-0x0000000000400000-0x0000000000461000-memory.dmp upx -
Deletes itself 1 IoCs
Processes:
wmpth64.exepid process 1772 wmpth64.exe -
Loads dropped DLL 2 IoCs
Processes:
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exepid process 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
wmpth64.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run wmpth64.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Media Task = "C:\\Windows\\SysWOW64\\wmpth64.exe" wmpth64.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
wmpth64.exef9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum wmpth64.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 wmpth64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe -
Drops file in System32 directory 5 IoCs
Processes:
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exewmpth64.exedescription ioc process File opened for modification C:\Windows\SysWOW64\ f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe File opened for modification C:\Windows\SysWOW64\wmpth64.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe File created C:\Windows\SysWOW64\wmpth64.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe File opened for modification C:\Windows\SysWOW64\ wmpth64.exe File opened for modification C:\Windows\SysWOW64\wmpth64.exe wmpth64.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exewmpth64.exedescription pid process target process PID 744 set thread context of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 2000 set thread context of 1772 2000 wmpth64.exe wmpth64.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 6 IoCs
Processes:
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exewmpth64.exepid process 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe 1772 wmpth64.exe 1772 wmpth64.exe 1772 wmpth64.exe 1772 wmpth64.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exef9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exewmpth64.exewmpth64.exedescription pid process target process PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 744 wrote to memory of 1644 744 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe PID 1644 wrote to memory of 2000 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe wmpth64.exe PID 1644 wrote to memory of 2000 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe wmpth64.exe PID 1644 wrote to memory of 2000 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe wmpth64.exe PID 1644 wrote to memory of 2000 1644 f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 2000 wrote to memory of 1772 2000 wmpth64.exe wmpth64.exe PID 1772 wrote to memory of 1376 1772 wmpth64.exe Explorer.EXE PID 1772 wrote to memory of 1376 1772 wmpth64.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe"C:\Users\Admin\AppData\Local\Temp\f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe"C:\Users\Admin\AppData\Local\Temp\f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29.exe"3⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\wmpth64.exe"C:\Windows\SysWOW64\wmpth64.exe" C:\Users\Admin\AppData\Local\Temp\F9DA5D~1.EXE4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\wmpth64.exe"C:\Windows\SysWOW64\wmpth64.exe" C:\Users\Admin\AppData\Local\Temp\F9DA5D~1.EXE5⤵
- Modifies firewall policy service
- Executes dropped EXE
- Deletes itself
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Windows\SysWOW64\wmpth64.exeFilesize
242KB
MD55ab58e4aab0aa3f6c6b6540646e954fd
SHA1cb68c33638b8c07ec2aa8c80cda43dc525b11f44
SHA256f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29
SHA512e839db7a432a940508dae7a8927d22ca627c8c233ec5b095f69a86ae490b18a0155eb7017228299d3f1ff4867507079db2f5102d747b0e59904002f338c45a47
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C:\Windows\SysWOW64\wmpth64.exeFilesize
242KB
MD55ab58e4aab0aa3f6c6b6540646e954fd
SHA1cb68c33638b8c07ec2aa8c80cda43dc525b11f44
SHA256f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29
SHA512e839db7a432a940508dae7a8927d22ca627c8c233ec5b095f69a86ae490b18a0155eb7017228299d3f1ff4867507079db2f5102d747b0e59904002f338c45a47
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C:\Windows\SysWOW64\wmpth64.exeFilesize
242KB
MD55ab58e4aab0aa3f6c6b6540646e954fd
SHA1cb68c33638b8c07ec2aa8c80cda43dc525b11f44
SHA256f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29
SHA512e839db7a432a940508dae7a8927d22ca627c8c233ec5b095f69a86ae490b18a0155eb7017228299d3f1ff4867507079db2f5102d747b0e59904002f338c45a47
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\Windows\SysWOW64\wmpth64.exeFilesize
242KB
MD55ab58e4aab0aa3f6c6b6540646e954fd
SHA1cb68c33638b8c07ec2aa8c80cda43dc525b11f44
SHA256f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29
SHA512e839db7a432a940508dae7a8927d22ca627c8c233ec5b095f69a86ae490b18a0155eb7017228299d3f1ff4867507079db2f5102d747b0e59904002f338c45a47
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\Windows\SysWOW64\wmpth64.exeFilesize
242KB
MD55ab58e4aab0aa3f6c6b6540646e954fd
SHA1cb68c33638b8c07ec2aa8c80cda43dc525b11f44
SHA256f9da5d0c633a8616fcbc6873a8a22b5bdc312fcaad0622b4a50b6ad8c5fc9e29
SHA512e839db7a432a940508dae7a8927d22ca627c8c233ec5b095f69a86ae490b18a0155eb7017228299d3f1ff4867507079db2f5102d747b0e59904002f338c45a47
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memory/1376-90-0x0000000002720000-0x000000000273E000-memory.dmpFilesize
120KB
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memory/1644-60-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-64-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-65-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-66-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-67-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-63-0x0000000075FB1000-0x0000000075FB3000-memory.dmpFilesize
8KB
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memory/1644-61-0x0000000000450500-mapping.dmp
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memory/1644-54-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-58-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-72-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-57-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1644-55-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1772-81-0x0000000000450500-mapping.dmp
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memory/1772-85-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1772-86-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1772-87-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1772-88-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/1772-89-0x0000000000400000-0x0000000000461000-memory.dmpFilesize
388KB
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memory/2000-70-0x0000000000000000-mapping.dmp