Analysis Overview
SHA256
f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd
Threat Level: Likely malicious
The file f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe was found to be: Likely malicious.
Malicious Activity Summary
Boot or Logon Autostart Execution: Active Setup
Executes dropped EXE
Modifies system executable filetype association
Adds Run key to start application
Drops file in System32 directory
UPX packed file
Drops file in Windows directory
System Location Discovery: System Language Discovery
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-12 12:06
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 12:06
Reported
2024-11-12 12:08
Platform
win7-20240903-en
Max time kernel
91s
Max time network
16s
Command Line
Signatures
Boot or Logon Autostart Execution: Active Setup
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983} | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msmcg32.exe" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983} | C:\Windows\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msmcg32.exe" | C:\Windows\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\svchost.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" | C:\Windows\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" | C:\Windows\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" | C:\Windows\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\vcl32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\vcl32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File created | C:\Windows\SysWOW64\msmcg32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\msmcg32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File created | C:\Windows\SysWOW64\concp32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\concp32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\svchost.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File opened for modification | C:\Windows\svchost.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\svchost.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 | C:\Windows\svchost.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4 | C:\Windows\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" | C:\Windows\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 0c17b9b84cde86754a57f30215fce405 | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983} | C:\Windows\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165" | C:\Windows\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983} | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9 | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f | C:\Windows\svchost.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4D764F43-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226 | C:\Windows\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2088 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | C:\Windows\svchost.exe |
| PID 2088 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | C:\Windows\svchost.exe |
| PID 2088 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | C:\Windows\svchost.exe |
| PID 2088 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | C:\Windows\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe
"C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe"
C:\Windows\svchost.exe
C:\Windows\svchost.exe
Network
Files
memory/2088-0-0x0000000000400000-0x0000000000439000-memory.dmp
C:\Windows\SysWOW64\concp32.exe
| MD5 | 930f76c4f0f7dd6d6ee8b1dfe2a28065 |
| SHA1 | b79de22e2dcf4bb807af9e9e74a031af38afd8b4 |
| SHA256 | 22f50e25a65ff0691a382f3c672cedee5951581ddb543a9db2f1293c08ca397c |
| SHA512 | 5040e234d83c839571310ab40c0e73f907b50b8e24e18dd30d8dab857630d7f9031781a5af4b47e917578fec751e4a7f8051db13486a54c25d1527d7de87ad0b |
memory/2088-13-0x00000000002D0000-0x0000000000309000-memory.dmp
C:\Windows\svchost.exe
| MD5 | 183f93116d1dcf3215472d7c1aa05964 |
| SHA1 | 625af0a067ed65e3c11c958ab70b75ca41d5d239 |
| SHA256 | 2dc431b47a23034024a7efb19e2a1b2d35c7fa30035c2355ea0ee75fc7843fa2 |
| SHA512 | b4c5a75dab37957e33f1495fffb4baf422f6fb0e684c3a8a997371f3b1348385879104454d9664001c6d4a68c5f31515de5ca1cbc571342a83d9289575c0909b |
memory/2088-15-0x0000000000400000-0x0000000000439000-memory.dmp
memory/2712-16-0x0000000000400000-0x0000000000439000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 12:06
Reported
2024-11-12 12:08
Platform
win10v2004-20241007-en
Max time kernel
90s
Max time network
92s
Command Line
Signatures
Boot or Logon Autostart Execution: Active Setup
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3B77DD16-8B9A-11D5-EBA1-F78EEEEEE983} | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3B77DD16-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msmcg32.exe" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\vcl32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\vcl32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File created | C:\Windows\SysWOW64\msmcg32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\msmcg32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File created | C:\Windows\SysWOW64\concp32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\concp32.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.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 |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B77DD16-8B9A-11D5-EBA1-F78EEEEEE983} | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B77DD16-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B77DD16-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9 | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3B77DD16-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 0c17b9b84cde86754a57f30215fce405 | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe
"C:\Users\Admin\AppData\Local\Temp\f2e7f09f6fe98a130e5b96531c327e419e273729f6aaa218b6918ed3e564c7fd.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3856 -ip 3856
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3856 -s 744
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 106.209.201.84.in-addr.arpa | udp |
Files
memory/3856-0-0x0000000000400000-0x0000000000439000-memory.dmp
C:\Windows\SysWOW64\concp32.exe
| MD5 | 930f76c4f0f7dd6d6ee8b1dfe2a28065 |
| SHA1 | b79de22e2dcf4bb807af9e9e74a031af38afd8b4 |
| SHA256 | 22f50e25a65ff0691a382f3c672cedee5951581ddb543a9db2f1293c08ca397c |
| SHA512 | 5040e234d83c839571310ab40c0e73f907b50b8e24e18dd30d8dab857630d7f9031781a5af4b47e917578fec751e4a7f8051db13486a54c25d1527d7de87ad0b |
memory/3856-7-0x0000000000400000-0x0000000000439000-memory.dmp