Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 03:40
Static task
static1
Behavioral task
behavioral1
Sample
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe
Resource
win10v2004-20220901-en
General
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Target
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe
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Size
254KB
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MD5
812bbc859b6746779cbaa44859a65bf1
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SHA1
fdfcfcf2908a0ee96a21f43f3428388ca0946e35
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SHA256
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483
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SHA512
4455e0affccbd9fd55fabbc90aa785c848c0ea5cd8618a72115b52a8cc62afc042ed01e46ce8ef292811eee0e430e027bfc32682bace3970799a789a57e51ecc
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SSDEEP
3072:mwXG2pch5235qmNZZ8FsXoxvW38AWbSgYHbEL1V0k2pYm0IqBK0KcHsYe84lsYe2:P2S35/iBvy8AWbgHgJ7EfVcKhuN
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 8 IoCs
Processes:
wmptv64.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications wmptv64.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmptv64.exe = "C:\\Windows\\SysWOW64\\wmptv64.exe:*:Enabled:Windows Media Tasks" wmptv64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List wmptv64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile wmptv64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications wmptv64.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmptv64.exe = "C:\\Windows\\SysWOW64\\wmptv64.exe:*:Enabled:Windows Media Tasks" wmptv64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List wmptv64.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile wmptv64.exe -
Disables use of System Restore points 1 TTPs
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Executes dropped EXE 2 IoCs
Processes:
wmptv64.exewmptv64.exepid process 4892 wmptv64.exe 792 wmptv64.exe -
Sets file execution options in registry 2 TTPs 6 IoCs
Processes:
wmptv64.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\epplauncher.exe\Debugger = "CMD /C>null" wmptv64.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MsMpEng.exe wmptv64.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MsMpEng.exe\Debugger = "CMD /C>null" wmptv64.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe wmptv64.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe\Debugger = "CMD /C>null" wmptv64.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\epplauncher.exe wmptv64.exe -
Processes:
resource yara_rule behavioral2/memory/3440-133-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/3440-135-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/3440-136-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/3440-137-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/3440-141-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/792-146-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/792-147-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/792-148-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/792-149-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/792-150-0x0000000000400000-0x0000000000464000-memory.dmp upx -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
wmptv64.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run wmptv64.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Media Tasks = "C:\\Windows\\SysWOW64\\wmptv64.exe" wmptv64.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exewmptv64.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum wmptv64.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 wmptv64.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe -
Drops file in System32 directory 5 IoCs
Processes:
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exewmptv64.exedescription ioc process File opened for modification C:\Windows\SysWOW64\wmptv64.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe File created C:\Windows\SysWOW64\wmptv64.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe File opened for modification C:\Windows\SysWOW64\ wmptv64.exe File opened for modification C:\Windows\SysWOW64\wmptv64.exe wmptv64.exe File opened for modification C:\Windows\SysWOW64\ 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exewmptv64.exedescription pid process target process PID 3108 set thread context of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 4892 set thread context of 792 4892 wmptv64.exe wmptv64.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:
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exewmptv64.exepid process 3440 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 3440 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 3440 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 3440 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe 792 wmptv64.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exewmptv64.exewmptv64.exedescription pid process target process PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3108 wrote to memory of 3440 3108 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe PID 3440 wrote to memory of 4892 3440 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe wmptv64.exe PID 3440 wrote to memory of 4892 3440 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe wmptv64.exe PID 3440 wrote to memory of 4892 3440 2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 4892 wrote to memory of 792 4892 wmptv64.exe wmptv64.exe PID 792 wrote to memory of 980 792 wmptv64.exe Explorer.EXE PID 792 wrote to memory of 980 792 wmptv64.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\2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe"C:\Users\Admin\AppData\Local\Temp\2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe"C:\Users\Admin\AppData\Local\Temp\2728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483.exe"3⤵
- Checks computer location settings
- Maps connected drives based on registry
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\wmptv64.exe"C:\Windows\SysWOW64\wmptv64.exe" C:\Users\Admin\AppData\Local\Temp\2728A5~1.EXE4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\wmptv64.exe"C:\Windows\SysWOW64\wmptv64.exe" C:\Users\Admin\AppData\Local\Temp\2728A5~1.EXE5⤵
- Modifies firewall policy service
- Executes dropped EXE
- Sets file execution options in registry
- 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
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Downloads
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C:\Windows\SysWOW64\wmptv64.exeFilesize
254KB
MD5812bbc859b6746779cbaa44859a65bf1
SHA1fdfcfcf2908a0ee96a21f43f3428388ca0946e35
SHA2562728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483
SHA5124455e0affccbd9fd55fabbc90aa785c848c0ea5cd8618a72115b52a8cc62afc042ed01e46ce8ef292811eee0e430e027bfc32682bace3970799a789a57e51ecc
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C:\Windows\SysWOW64\wmptv64.exeFilesize
254KB
MD5812bbc859b6746779cbaa44859a65bf1
SHA1fdfcfcf2908a0ee96a21f43f3428388ca0946e35
SHA2562728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483
SHA5124455e0affccbd9fd55fabbc90aa785c848c0ea5cd8618a72115b52a8cc62afc042ed01e46ce8ef292811eee0e430e027bfc32682bace3970799a789a57e51ecc
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C:\Windows\SysWOW64\wmptv64.exeFilesize
254KB
MD5812bbc859b6746779cbaa44859a65bf1
SHA1fdfcfcf2908a0ee96a21f43f3428388ca0946e35
SHA2562728a553c114325588737f50622b72ad7ad323d3722abe1af311e82596dbc483
SHA5124455e0affccbd9fd55fabbc90aa785c848c0ea5cd8618a72115b52a8cc62afc042ed01e46ce8ef292811eee0e430e027bfc32682bace3970799a789a57e51ecc
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memory/792-142-0x0000000000000000-mapping.dmp
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memory/792-150-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/792-149-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/792-148-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/792-147-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/792-146-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/3440-137-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/3440-141-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/3440-132-0x0000000000000000-mapping.dmp
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memory/3440-136-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/3440-135-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/3440-133-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/4892-138-0x0000000000000000-mapping.dmp