Analysis Overview
SHA256
6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61
Threat Level: Shows suspicious behavior
The file 6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N 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
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 01:20
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 01:20
Reported
2024-11-10 01:22
Platform
win7-20240903-en
Max time kernel
119s
Max time network
16s
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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.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\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | C:\Windows\microsofthelp.exe |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | C:\Windows\microsofthelp.exe |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | C:\Windows\microsofthelp.exe |
| PID 2180 wrote to memory of 2972 | N/A | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe
"C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
Files
memory/2180-0-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2180-2-0x0000000000220000-0x000000000022E000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 964bbe52add974dd8026386aae56a164 |
| SHA1 | 36b406871b0d039a4925c85440e19480ca3c093a |
| SHA256 | 5cbad242b95593587e7ebdbea078126a314390cfea03a02c326c698c77dc8dc2 |
| SHA512 | 416d49b67a67fbcb551212a0cfb4e647e663e3f97bcd25965f4efbb48d9473befa816c496e264584cbc3574bd1ca9106fae1d59d0010384cd0c5384849ff44e2 |
memory/2972-10-0x0000000000400000-0x000000000040E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-10 01:20
Reported
2024-11-10 01:22
Platform
win10v2004-20241007-en
Max time kernel
119s
Max time network
94s
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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.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\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.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 4892 wrote to memory of 4284 | N/A | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | C:\Windows\microsofthelp.exe |
| PID 4892 wrote to memory of 4284 | N/A | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | C:\Windows\microsofthelp.exe |
| PID 4892 wrote to memory of 4284 | N/A | C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe
"C:\Users\Admin\AppData\Local\Temp\6a349b5412dd2c94cb78f536120cabec6c8d07237916fed10d448e81922d0d61N.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 67.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/4892-0-0x0000000000400000-0x000000000040E000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 964bbe52add974dd8026386aae56a164 |
| SHA1 | 36b406871b0d039a4925c85440e19480ca3c093a |
| SHA256 | 5cbad242b95593587e7ebdbea078126a314390cfea03a02c326c698c77dc8dc2 |
| SHA512 | 416d49b67a67fbcb551212a0cfb4e647e663e3f97bcd25965f4efbb48d9473befa816c496e264584cbc3574bd1ca9106fae1d59d0010384cd0c5384849ff44e2 |
memory/4892-5-0x0000000000400000-0x000000000040E000-memory.dmp
memory/4284-6-0x0000000000400000-0x000000000040E000-memory.dmp