Analysis Overview
SHA256
5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bba
Threat Level: Shows suspicious behavior
The file 5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN 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
2024-11-12 12:14
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 12:14
Reported
2024-11-12 12:16
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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.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\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2960 wrote to memory of 2180 | N/A | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | C:\Windows\microsofthelp.exe |
| PID 2960 wrote to memory of 2180 | N/A | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | C:\Windows\microsofthelp.exe |
| PID 2960 wrote to memory of 2180 | N/A | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | C:\Windows\microsofthelp.exe |
| PID 2960 wrote to memory of 2180 | N/A | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe
"C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
Files
memory/2960-0-0x0000000000400000-0x000000000040E000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | aabe36790172c00343f2dc7c4db58a50 |
| SHA1 | 1074a6e7238513112c90b3dcdc2d9defb5b98bf6 |
| SHA256 | 6dcb347be60db5087895f2342e9c8ca1bdb25d9ffe20bc61afa38fafab26042c |
| SHA512 | 4ddfb2ba051f4f7a26acacaf953b441ce6483453536f1ed728099a33396f425265f314bd606003b198635f5c26efa2bf701b575c49bb6b87be06192935ab1690 |
memory/2960-7-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2180-10-0x0000000000400000-0x000000000040E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 12:14
Reported
2024-11-12 12:16
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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.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\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.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 5004 wrote to memory of 3476 | N/A | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | C:\Windows\microsofthelp.exe |
| PID 5004 wrote to memory of 3476 | N/A | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | C:\Windows\microsofthelp.exe |
| PID 5004 wrote to memory of 3476 | N/A | C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe
"C:\Users\Admin\AppData\Local\Temp\5c97c569703f596605de851f1843eff4643f2b019e913de06fa1278f3bfd8bbaN.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/5004-0-0x0000000000400000-0x000000000040E000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | aabe36790172c00343f2dc7c4db58a50 |
| SHA1 | 1074a6e7238513112c90b3dcdc2d9defb5b98bf6 |
| SHA256 | 6dcb347be60db5087895f2342e9c8ca1bdb25d9ffe20bc61afa38fafab26042c |
| SHA512 | 4ddfb2ba051f4f7a26acacaf953b441ce6483453536f1ed728099a33396f425265f314bd606003b198635f5c26efa2bf701b575c49bb6b87be06192935ab1690 |
memory/5004-5-0x0000000000400000-0x000000000040E000-memory.dmp
memory/3476-7-0x0000000000400000-0x000000000040E000-memory.dmp