Analysis Overview
SHA256
90d3580e187b631a9150bbb4a640b84c6fa990437febdc42f687cc7b3ce1deac
Threat Level: Known bad
The file 1_3@1 was found to be: Known bad.
Malicious Activity Summary
Phorphiex Worm
Windows security bypass
Modifies Windows Defender Real-time Protection settings
UPX packed file
Executes dropped EXE
Loads dropped DLL
Windows security modification
Adds Run key to start application
Drops file in Windows directory
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-11-27 14:38
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2020-11-27 14:38
Reported
2020-11-27 14:41
Platform
win7v20201028
Max time kernel
151s
Max time network
147s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
Phorphiex Worm
Windows security bypass
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\WCfgMgr32 = "C:\\Windows\\3049586940303040\\wcfgmgr32.exe" | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WCfgMgr32 = "C:\\Windows\\3049586940303040\\wcfgmgr32.exe" | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\3049586940303040\wcfgmgr32.exe | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| File opened for modification | C:\Windows\3049586940303040 | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| File created | C:\Windows\3049586940303040\wcfgmgr32.exe | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1048 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Windows\3049586940303040\wcfgmgr32.exe |
| PID 1048 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Windows\3049586940303040\wcfgmgr32.exe |
| PID 1048 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Windows\3049586940303040\wcfgmgr32.exe |
| PID 1048 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Windows\3049586940303040\wcfgmgr32.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\[email protected]
"C:\Users\Admin\AppData\Local\Temp\[email protected]"
C:\Windows\3049586940303040\wcfgmgr32.exe
C:\Windows\3049586940303040\wcfgmgr32.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 92.63.197.153:80 | tcp | |
| N/A | 92.63.197.153:80 | tcp | |
| N/A | 8.8.8.8:53 | efhoahegue.ru | udp |
| N/A | 35.205.61.67:80 | efhoahegue.ru | tcp |
| N/A | 35.205.61.67:80 | efhoahegue.ru | tcp |
| N/A | 35.205.61.67:80 | efhoahegue.ru | tcp |
| N/A | 8.8.8.8:53 | afhoahegue.ru | udp |
| N/A | 35.205.61.67:80 | afhoahegue.ru | tcp |
| N/A | 35.205.61.67:80 | afhoahegue.ru | tcp |
| N/A | 35.205.61.67:80 | afhoahegue.ru | tcp |
| N/A | 8.8.8.8:53 | rfhoahegue.ru | udp |
| N/A | 8.8.8.8:53 | udp |
Files
memory/1048-2-0x0000000002E52000-0x0000000002E56000-memory.dmp
\Windows\3049586940303040\wcfgmgr32.exe
| MD5 | b034e2a7cd76b757b7c62ce514b378b4 |
| SHA1 | 27d15f36cb5e3338a19a7f6441ece58439f830f2 |
| SHA256 | 90d3580e187b631a9150bbb4a640b84c6fa990437febdc42f687cc7b3ce1deac |
| SHA512 | 1cea6503cf244e1efb6ef68994a723f549126fc89ef8a38c76cdcc050d2a4524e96402591d1d150d927a12dcac81084a8275a929cf6e5933fdf62502c9c84385 |
\Windows\3049586940303040\wcfgmgr32.exe
| MD5 | b034e2a7cd76b757b7c62ce514b378b4 |
| SHA1 | 27d15f36cb5e3338a19a7f6441ece58439f830f2 |
| SHA256 | 90d3580e187b631a9150bbb4a640b84c6fa990437febdc42f687cc7b3ce1deac |
| SHA512 | 1cea6503cf244e1efb6ef68994a723f549126fc89ef8a38c76cdcc050d2a4524e96402591d1d150d927a12dcac81084a8275a929cf6e5933fdf62502c9c84385 |
memory/1680-5-0x0000000000000000-mapping.dmp
C:\Windows\3049586940303040\wcfgmgr32.exe
| MD5 | b034e2a7cd76b757b7c62ce514b378b4 |
| SHA1 | 27d15f36cb5e3338a19a7f6441ece58439f830f2 |
| SHA256 | 90d3580e187b631a9150bbb4a640b84c6fa990437febdc42f687cc7b3ce1deac |
| SHA512 | 1cea6503cf244e1efb6ef68994a723f549126fc89ef8a38c76cdcc050d2a4524e96402591d1d150d927a12dcac81084a8275a929cf6e5933fdf62502c9c84385 |
memory/1680-7-0x0000000002D82000-0x0000000002D86000-memory.dmp
memory/1252-8-0x000007FEF71F0000-0x000007FEF746A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-11-27 14:38
Reported
2020-11-27 14:41
Platform
win10v20201028
Max time kernel
143s
Max time network
146s
Command Line
Signatures
Phorphiex Worm
Windows security bypass
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\3049586940303040\wcfgmgr32.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WCfgMgr32 = "C:\\Windows\\3049586940303040\\wcfgmgr32.exe" | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\WCfgMgr32 = "C:\\Windows\\3049586940303040\\wcfgmgr32.exe" | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\3049586940303040 | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| File created | C:\Windows\3049586940303040\wcfgmgr32.exe | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
| File opened for modification | C:\Windows\3049586940303040\wcfgmgr32.exe | C:\Users\Admin\AppData\Local\Temp\[email protected] | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4052 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Windows\3049586940303040\wcfgmgr32.exe |
| PID 4052 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Windows\3049586940303040\wcfgmgr32.exe |
| PID 4052 wrote to memory of 2472 | N/A | C:\Users\Admin\AppData\Local\Temp\[email protected] | C:\Windows\3049586940303040\wcfgmgr32.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\[email protected]
"C:\Users\Admin\AppData\Local\Temp\[email protected]"
C:\Windows\3049586940303040\wcfgmgr32.exe
C:\Windows\3049586940303040\wcfgmgr32.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 92.63.197.153:80 | tcp | |
| N/A | 8.8.8.8:53 | efhoahegue.ru | udp |
| N/A | 35.205.61.67:80 | efhoahegue.ru | tcp |
| N/A | 35.205.61.67:80 | efhoahegue.ru | tcp |
| N/A | 35.205.61.67:80 | efhoahegue.ru | tcp |
| N/A | 8.8.8.8:53 | afhoahegue.ru | udp |
| N/A | 35.205.61.67:80 | afhoahegue.ru | tcp |
| N/A | 8.8.8.8:53 | rfhoahegue.ru | udp |
| N/A | 8.8.8.8:53 | tfhoahegue.ru | udp |
| N/A | 8.8.8.8:53 | xfhoahegue.ru | udp |
| N/A | 8.8.8.8:53 | efhoahegue.su | udp |
| N/A | 8.8.8.8:53 | afhoahegue.su | udp |
| N/A | 8.8.8.8:53 | rfhoahegue.su | udp |
| N/A | 8.8.8.8:53 | tfhoahegue.su | udp |
| N/A | 8.8.8.8:53 | xfhoahegue.su | udp |
| N/A | 92.63.197.153:80 | tcp | |
| N/A | 92.63.197.153:80 | tcp |
Files
memory/4052-2-0x0000000002E42000-0x0000000002E46000-memory.dmp
C:\Windows\3049586940303040\wcfgmgr32.exe
| MD5 | b034e2a7cd76b757b7c62ce514b378b4 |
| SHA1 | 27d15f36cb5e3338a19a7f6441ece58439f830f2 |
| SHA256 | 90d3580e187b631a9150bbb4a640b84c6fa990437febdc42f687cc7b3ce1deac |
| SHA512 | 1cea6503cf244e1efb6ef68994a723f549126fc89ef8a38c76cdcc050d2a4524e96402591d1d150d927a12dcac81084a8275a929cf6e5933fdf62502c9c84385 |
memory/2472-3-0x0000000000000000-mapping.dmp
C:\Windows\3049586940303040\wcfgmgr32.exe
| MD5 | b034e2a7cd76b757b7c62ce514b378b4 |
| SHA1 | 27d15f36cb5e3338a19a7f6441ece58439f830f2 |
| SHA256 | 90d3580e187b631a9150bbb4a640b84c6fa990437febdc42f687cc7b3ce1deac |
| SHA512 | 1cea6503cf244e1efb6ef68994a723f549126fc89ef8a38c76cdcc050d2a4524e96402591d1d150d927a12dcac81084a8275a929cf6e5933fdf62502c9c84385 |
memory/2472-6-0x0000000002FA1000-0x0000000002FA5000-memory.dmp