Analysis Overview
SHA256
7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e
Threat Level: Known bad
The file 7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin was found to be: Known bad.
Malicious Activity Summary
Phorphiex Payload
Phorphiex family
Phorphiex Worm
Windows security bypass
Executes dropped EXE
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
2021-12-23 16:11
Signatures
Phorphiex Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Phorphiex family
Analysis: behavioral1
Detonation Overview
Submitted
2021-12-21 11:54
Reported
2021-12-21 11:57
Platform
win7-en-20211208
Max time kernel
149s
Max time network
161s
Command Line
Signatures
Phorphiex Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Phorphiex Worm
Windows security bypass
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\wapmsvcr.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\wapmsvcr.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Update Service = "C:\\Windows\\wapmsvcr.exe" | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\wapmsvcr.exe | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | N/A |
| File opened for modification | C:\Windows\wapmsvcr.exe | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1588 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | C:\Windows\wapmsvcr.exe |
| PID 1588 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | C:\Windows\wapmsvcr.exe |
| PID 1588 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | C:\Windows\wapmsvcr.exe |
| PID 1588 wrote to memory of 1668 | N/A | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | C:\Windows\wapmsvcr.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe
"C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe"
C:\Windows\wapmsvcr.exe
C:\Windows\wapmsvcr.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.update.microsoft.com | udp |
| US | 52.185.71.28:80 | www.update.microsoft.com | tcp |
| SC | 185.215.113.84:80 | tcp | |
| CN | 42.248.183.55:40555 | tcp | |
| CN | 175.147.2.244:40555 | udp | |
| IR | 5.219.245.43:40555 | udp | |
| UZ | 217.30.163.6:40555 | udp | |
| IR | 188.253.34.178:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| IR | 2.178.208.211:40555 | udp | |
| IR | 2.190.144.193:40555 | udp | |
| IR | 91.92.221.229:40555 | tcp | |
| IR | 37.255.228.142:40555 | udp | |
| IR | 195.181.27.236:40555 | udp | |
| IR | 91.185.143.225:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| IR | 77.42.55.38:40555 | udp | |
| IR | 2.176.166.168:40555 | udp | |
| IR | 151.234.111.115:40555 | tcp | |
| IR | 46.225.206.4:40555 | udp | |
| UZ | 85.202.193.59:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| IR | 176.65.237.114:40555 | udp | |
| UZ | 217.30.163.39:40555 | udp | |
| YE | 134.35.65.162:40555 | udp | |
| IR | 46.225.183.144:40555 | tcp | |
| IR | 188.159.95.253:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| UZ | 217.30.162.138:40555 | udp | |
| UZ | 213.230.110.223:40555 | udp | |
| IR | 217.77.127.138:40555 | udp | |
| CN | 42.248.183.111:40555 | tcp | |
| IR | 217.219.230.200:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| IR | 188.253.19.87:40555 | udp | |
| IR | 94.183.31.150:40555 | udp | |
| CN | 42.248.183.155:40555 | udp | |
| CN | 42.248.183.174:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| YE | 78.137.86.119:40555 | udp | |
| IR | 46.224.180.246:40555 | tcp | |
| SY | 77.44.166.199:40555 | udp |
Files
memory/1588-54-0x0000000075191000-0x0000000075193000-memory.dmp
memory/1668-55-0x0000000000000000-mapping.dmp
C:\Windows\wapmsvcr.exe
| MD5 | 9fa3010c557db8477aec95587748dc82 |
| SHA1 | 10ffea2306659a4c021bf55a842afa2fd69761be |
| SHA256 | 7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e |
| SHA512 | 77c6f7e9bfb3e15ebd1bc58cf6b206477d6e44128083a36ea051fb232f8008b31c4807b509ba6918da2af006dc472763caf12d8e128f221c040925ab1732b7f2 |
C:\Windows\wapmsvcr.exe
| MD5 | 9fa3010c557db8477aec95587748dc82 |
| SHA1 | 10ffea2306659a4c021bf55a842afa2fd69761be |
| SHA256 | 7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e |
| SHA512 | 77c6f7e9bfb3e15ebd1bc58cf6b206477d6e44128083a36ea051fb232f8008b31c4807b509ba6918da2af006dc472763caf12d8e128f221c040925ab1732b7f2 |
Analysis: behavioral2
Detonation Overview
Submitted
2021-12-21 11:54
Reported
2021-12-21 11:57
Platform
win10-en-20211208
Max time kernel
160s
Max time network
167s
Command Line
Signatures
Phorphiex Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Phorphiex Worm
Windows security bypass
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\wapmsvcr.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\Windows\wapmsvcr.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Windows\wapmsvcr.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Update Service = "C:\\Windows\\wapmsvcr.exe" | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\wapmsvcr.exe | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | N/A |
| File opened for modification | C:\Windows\wapmsvcr.exe | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3732 wrote to memory of 3116 | N/A | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | C:\Windows\wapmsvcr.exe |
| PID 3732 wrote to memory of 3116 | N/A | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | C:\Windows\wapmsvcr.exe |
| PID 3732 wrote to memory of 3116 | N/A | C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe | C:\Windows\wapmsvcr.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe
"C:\Users\Admin\AppData\Local\Temp\7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e.bin.exe"
C:\Windows\wapmsvcr.exe
C:\Windows\wapmsvcr.exe
Network
| Country | Destination | Domain | Proto |
| NL | 52.109.88.36:443 | tcp | |
| NL | 40.119.148.38:123 | time.windows.com | udp |
| US | 8.8.8.8:53 | time.windows.com | udp |
| US | 8.8.8.8:53 | www.update.microsoft.com | udp |
| US | 52.137.90.34:80 | www.update.microsoft.com | tcp |
| SC | 185.215.113.84:80 | tcp | |
| SC | 185.215.113.84:80 | tcp | |
| RU | 2.61.176.216:40555 | udp | |
| IR | 2.187.165.71:40555 | tcp | |
| CN | 42.248.182.125:40555 | udp | |
| IR | 2.182.160.134:40555 | udp | |
| IR | 81.31.245.213:40555 | udp | |
| CN | 42.248.183.129:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| BO | 200.105.220.202:40555 | udp | |
| VE | 186.92.234.174:40555 | tcp | |
| IR | 2.189.240.61:40555 | udp | |
| IR | 188.158.148.183:40555 | udp | |
| IR | 46.225.105.140:40555 | udp | |
| SC | 185.215.113.84:80 | 185.215.113.84 | tcp |
| MX | 187.156.53.199:40555 | udp | |
| VE | 186.92.234.174:40555 | udp | |
| RU | 94.180.135.86:40555 | tcp | |
| IR | 79.127.101.234:40555 | udp | |
| IR | 217.219.197.194:40555 | udp | |
| IR | 46.224.180.246:40555 | udp | |
| RU | 95.179.30.13:40555 | udp | |
| IR | 5.232.28.65:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| IR | 89.165.122.50:40555 | tcp | |
| CN | 42.248.183.78:40555 | udp | |
| IR | 2.186.162.125:40555 | udp | |
| IR | 2.183.159.25:40555 | udp | |
| TJ | 95.142.83.194:40555 | udp | |
| SC | 185.215.113.84:80 | tcp | |
| IR | 37.254.153.121:40555 | udp | |
| CN | 42.248.183.103:40555 | tcp | |
| CN | 42.248.183.37:40555 | udp | |
| IR | 5.34.223.184:40555 | udp | |
| UA | 178.54.141.104:40555 | udp |
Files
memory/3116-115-0x0000000000000000-mapping.dmp
C:\Windows\wapmsvcr.exe
| MD5 | 9fa3010c557db8477aec95587748dc82 |
| SHA1 | 10ffea2306659a4c021bf55a842afa2fd69761be |
| SHA256 | 7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e |
| SHA512 | 77c6f7e9bfb3e15ebd1bc58cf6b206477d6e44128083a36ea051fb232f8008b31c4807b509ba6918da2af006dc472763caf12d8e128f221c040925ab1732b7f2 |
C:\Windows\wapmsvcr.exe
| MD5 | 9fa3010c557db8477aec95587748dc82 |
| SHA1 | 10ffea2306659a4c021bf55a842afa2fd69761be |
| SHA256 | 7d72f66070b144fdd4d0fcbe39c732d1943b5836c8da1d469da876c27775808e |
| SHA512 | 77c6f7e9bfb3e15ebd1bc58cf6b206477d6e44128083a36ea051fb232f8008b31c4807b509ba6918da2af006dc472763caf12d8e128f221c040925ab1732b7f2 |