Analysis Overview
SHA256
4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6
Threat Level: Shows suspicious behavior
The file 4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Deletes itself
Executes dropped EXE
Adds Run key to start application
Drops file in Windows directory
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-09 22:05
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 22:05
Reported
2024-11-09 22:08
Platform
win7-20241010-en
Max time kernel
149s
Max time network
120s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\microsofthelp.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\microsofthelp.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | N/A |
| File created | C:\Windows\HidePlugin.dll | C:\Windows\microsofthelp.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\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2500 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | C:\Windows\microsofthelp.exe |
| PID 2500 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | C:\Windows\microsofthelp.exe |
| PID 2500 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | C:\Windows\microsofthelp.exe |
| PID 2500 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe
"C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
Files
memory/2500-0-0x0000000000400000-0x000000000040F000-memory.dmp
memory/2500-6-0x0000000000400000-0x000000000040F000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 2d9c211bb5f6f7de9f0757bccb1bdf22 |
| SHA1 | 298585b8e4390d5fc028d08cbbf677fb70bd501c |
| SHA256 | a40fb627745fd9e2d24ac2031c6193f8fccff3e3caa312bf3cd23bbd1c749077 |
| SHA512 | 7f0fe109fbc2601aaea63dd71377171398987e2fba23e96aba4a5efef6b6cf26c516879d3ea5fb93e473082d13b71c3849ba18d601b08628ead5064ccc920471 |
memory/2444-9-0x0000000000400000-0x000000000040F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 22:05
Reported
2024-11-09 22:08
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
134s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\microsofthelp.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\microsofthelp.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | N/A |
| File created | C:\Windows\HidePlugin.dll | C:\Windows\microsofthelp.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\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\microsofthelp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2708 wrote to memory of 4176 | N/A | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | C:\Windows\microsofthelp.exe |
| PID 2708 wrote to memory of 4176 | N/A | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | C:\Windows\microsofthelp.exe |
| PID 2708 wrote to memory of 4176 | N/A | C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe
"C:\Users\Admin\AppData\Local\Temp\4d6e4350d133fd476d38fb630008827ea91d1e9c5016435a2d306099ecc9bdc6.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
Files
memory/2708-0-0x0000000000400000-0x000000000040F000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 2d9c211bb5f6f7de9f0757bccb1bdf22 |
| SHA1 | 298585b8e4390d5fc028d08cbbf677fb70bd501c |
| SHA256 | a40fb627745fd9e2d24ac2031c6193f8fccff3e3caa312bf3cd23bbd1c749077 |
| SHA512 | 7f0fe109fbc2601aaea63dd71377171398987e2fba23e96aba4a5efef6b6cf26c516879d3ea5fb93e473082d13b71c3849ba18d601b08628ead5064ccc920471 |
memory/2708-5-0x0000000000400000-0x000000000040F000-memory.dmp
memory/4176-6-0x0000000000400000-0x000000000040F000-memory.dmp