Analysis Overview
SHA256
a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9
Threat Level: Known bad
The file a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9 was found to be: Known bad.
Malicious Activity Summary
Modifies firewall policy service
Sets service image path in registry
Adds policy Run key to start application
Enumerates connected drives
Adds Run key to start application
Drops file in System32 directory
Drops file in Windows directory
Unsigned PE
Modifies registry class
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-04 01:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-04 01:01
Reported
2024-06-04 01:04
Platform
win7-20240508-en
Max time kernel
140s
Max time network
122s
Command Line
Signatures
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\users\admin\appdata\local\temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe = "c:\\users\\admin\\appdata\\local\\temp\\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe:*:Enabled:SMPN" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\msrpc = "c:\\windows\\msrpc.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wdfmgr\ImagePath = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\wdfmgr = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsassv = "c:\\windows\\lsassv.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Enumerates connected drives
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | \??\c:\windows\SysWOW64\regedit.exe | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Drops file in Windows directory
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\VerProg = "157" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A} | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
"C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe"
Network
Files
memory/2036-0-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-1-0x0000000000400000-0x000000000047C000-memory.dmp
C:\Windows\msrpc.exe
| MD5 | 87427480b74faba73df56af11ec13a86 |
| SHA1 | 22a3a63ede214f85c96c9b1da89cf6445e6298d9 |
| SHA256 | 98973d18cc4a35f30ed1d91fa8b42e58e0ea6af3b73aabc87e3c7b4e7aede967 |
| SHA512 | c838b9660da148361e27b4ff29c9cc77f57529d81e23fce87b075a3e9eca1f2778edefe6365de94323d3c8907e913c8d3f1ba1255fa369dd2001b50f358a5de1 |
memory/2036-18-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-19-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-20-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-21-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-22-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-23-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-24-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-25-0x0000000000400000-0x000000000047C000-memory.dmp
memory/2036-26-0x0000000000400000-0x000000000047C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-04 01:01
Reported
2024-06-04 01:04
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\users\admin\appdata\local\temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe = "c:\\users\\admin\\appdata\\local\\temp\\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe:*:Enabled:SMPN" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\msrpc = "c:\\windows\\msrpc.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wdfmgr\ImagePath = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\wdfmgr = "c:\\windows\\wdfmgr.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsassv = "c:\\windows\\lsassv.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Enumerates connected drives
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | \??\c:\windows\SysWOW64\regedit.exe | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Drops file in Windows directory
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A} | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\VerProg = "157" | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe
"C:\Users\Admin\AppData\Local\Temp\a29c4a25aa48b4de7a5b0bab9ca84c2030cc109150edf8e1a3eacd599fdccdf9.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.73.50.20.in-addr.arpa | udp |
Files
memory/1512-0-0x0000000000610000-0x0000000000611000-memory.dmp
memory/1512-1-0x0000000000400000-0x000000000047C000-memory.dmp
C:\Windows\msrpc.exe
| MD5 | d71039f351317e6344911028a5b9e3f6 |
| SHA1 | 8a213ef535d2fba689489c8df14df195161a936b |
| SHA256 | a440e84b95ff06e066cdb659e1c5e0bfefc73a843d09f4fae431937a463627bc |
| SHA512 | 47ba585dc6c85e463bb8c1d1e5ceb52c8d0030d2b98da28e39e899fa9ed09400616e44320939dd0fbb21bcf76df175cc8bcfeefa9da1257d42c53120c600a809 |
memory/1512-18-0x0000000000400000-0x000000000047C000-memory.dmp
memory/1512-19-0x0000000000400000-0x000000000047C000-memory.dmp