Analysis Overview
SHA256
552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17
Threat Level: Known bad
The file 4c80e5212c71b86274b03c7e90df62a6.exe was found to be: Known bad.
Malicious Activity Summary
Phorphiex Worm
Windows security bypass
Phorphiex Payload
Phorphiex family
Executes dropped EXE
Loads dropped DLL
Windows security modification
Adds Run key to start application
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-05-14 18:16
Signatures
Phorphiex Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Phorphiex family
Analysis: behavioral1
Detonation Overview
Submitted
2021-05-14 18:16
Reported
2021-05-14 18:19
Platform
win7v20210408
Max time kernel
147s
Max time network
194s
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 |
| 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:\14641813010301\wininet.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" | C:\14641813010301\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\14641813010301\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\14641813010301\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\14641813010301\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\14641813010301\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\14641813010301\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\14641813010301\wininet.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\14641813010301\\wininet.exe" | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\14641813010301\\wininet.exe" | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1988 wrote to memory of 928 | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | C:\14641813010301\wininet.exe |
| PID 1988 wrote to memory of 928 | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | C:\14641813010301\wininet.exe |
| PID 1988 wrote to memory of 928 | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | C:\14641813010301\wininet.exe |
| PID 1988 wrote to memory of 928 | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | C:\14641813010301\wininet.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe
"C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe"
C:\14641813010301\wininet.exe
C:\14641813010301\wininet.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | api.wipmania.com | udp |
| N/A | 8.8.8.8:53 | api.wipmania.com | udp |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 131.188.40.189:443 | tcp | |
| N/A | 127.0.0.1:59286 | tcp | |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 131.188.40.189:443 | tcp | |
| N/A | 185.215.113.93:80 | tcp |
Files
memory/1988-59-0x00000000767B1000-0x00000000767B3000-memory.dmp
\14641813010301\wininet.exe
| MD5 | 4c80e5212c71b86274b03c7e90df62a6 |
| SHA1 | 27fb49e915fba0537c26f2e3643c8ed079cd5e45 |
| SHA256 | 552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17 |
| SHA512 | 4135fc58ae7e2b6ad2ca82d955d2028f12dcdb97ac8388811f5e7687b0fa8e1845f383862ba2afd1170c1832f47536c615c4817ead432e2773fe0d18b4684453 |
C:\14641813010301\wininet.exe
| MD5 | 4c80e5212c71b86274b03c7e90df62a6 |
| SHA1 | 27fb49e915fba0537c26f2e3643c8ed079cd5e45 |
| SHA256 | 552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17 |
| SHA512 | 4135fc58ae7e2b6ad2ca82d955d2028f12dcdb97ac8388811f5e7687b0fa8e1845f383862ba2afd1170c1832f47536c615c4817ead432e2773fe0d18b4684453 |
memory/928-61-0x0000000000000000-mapping.dmp
C:\14641813010301\wininet.exe
| MD5 | 4c80e5212c71b86274b03c7e90df62a6 |
| SHA1 | 27fb49e915fba0537c26f2e3643c8ed079cd5e45 |
| SHA256 | 552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17 |
| SHA512 | 4135fc58ae7e2b6ad2ca82d955d2028f12dcdb97ac8388811f5e7687b0fa8e1845f383862ba2afd1170c1832f47536c615c4817ead432e2773fe0d18b4684453 |
Analysis: behavioral2
Detonation Overview
Submitted
2021-05-14 18:16
Reported
2021-05-14 18:18
Platform
win10v20210408
Max time kernel
150s
Max time network
157s
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:\235292373222976\wininet.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" | C:\235292373222976\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\235292373222976\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\235292373222976\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\235292373222976\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\235292373222976\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" | C:\235292373222976\wininet.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\235292373222976\wininet.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\235292373222976\\wininet.exe" | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\235292373222976\\wininet.exe" | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 640 wrote to memory of 1172 | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | C:\235292373222976\wininet.exe |
| PID 640 wrote to memory of 1172 | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | C:\235292373222976\wininet.exe |
| PID 640 wrote to memory of 1172 | N/A | C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe | C:\235292373222976\wininet.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe
"C:\Users\Admin\AppData\Local\Temp\4c80e5212c71b86274b03c7e90df62a6.exe"
C:\235292373222976\wininet.exe
C:\235292373222976\wininet.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | api.wipmania.com | udp |
| N/A | 8.8.8.8:53 | api.wipmania.com | udp |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 127.0.0.1:54667 | tcp | |
| N/A | 86.59.21.38:80 | tcp | |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 95.217.42.50:1067 | tcp | |
| N/A | 185.215.113.93:80 | tcp | |
| N/A | 149.56.45.200:9030 | tcp | |
| N/A | 185.215.113.93:80 | tcp |
Files
memory/1172-114-0x0000000000000000-mapping.dmp
C:\235292373222976\wininet.exe
| MD5 | 4c80e5212c71b86274b03c7e90df62a6 |
| SHA1 | 27fb49e915fba0537c26f2e3643c8ed079cd5e45 |
| SHA256 | 552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17 |
| SHA512 | 4135fc58ae7e2b6ad2ca82d955d2028f12dcdb97ac8388811f5e7687b0fa8e1845f383862ba2afd1170c1832f47536c615c4817ead432e2773fe0d18b4684453 |
C:\235292373222976\wininet.exe
| MD5 | 4c80e5212c71b86274b03c7e90df62a6 |
| SHA1 | 27fb49e915fba0537c26f2e3643c8ed079cd5e45 |
| SHA256 | 552ac0917f936b6075b045c778da6f150cde88ebd89c8dd98ab8d0f2bf6a9e17 |
| SHA512 | 4135fc58ae7e2b6ad2ca82d955d2028f12dcdb97ac8388811f5e7687b0fa8e1845f383862ba2afd1170c1832f47536c615c4817ead432e2773fe0d18b4684453 |