Analysis Overview
SHA256
363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9ac
Threat Level: Shows suspicious behavior
The file 363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN 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 19:48
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 19:48
Reported
2024-11-09 19:51
Platform
win10v2004-20241007-en
Max time kernel
119s
Max time network
96s
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\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.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\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.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 316 wrote to memory of 1200 | N/A | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | C:\Windows\microsofthelp.exe |
| PID 316 wrote to memory of 1200 | N/A | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | C:\Windows\microsofthelp.exe |
| PID 316 wrote to memory of 1200 | N/A | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe
"C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.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 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.208.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/316-0-0x0000000000400000-0x0000000000403000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 87e44fe2eaf797dd2cb6bede92671edd |
| SHA1 | 8a2763f7a3cde242c460e40cd6eafcc00182a2dd |
| SHA256 | 914f3f735d398f8a8bc76ad0c59ce0cf4178a3d447c329077a59cdc469823b5d |
| SHA512 | 1be32d57cd53f9e030ecbc17b1267f0251b83e6487594d6508bbe431a12f0f3e3adf44057400791d295b5c2c76ee138207d910f3c6aa6ad7311174d129965f29 |
memory/316-4-0x0000000000400000-0x0000000000403000-memory.dmp
memory/1200-6-0x0000000000400000-0x0000000000403000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 19:48
Reported
2024-11-09 19:50
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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.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\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2556 wrote to memory of 1556 | N/A | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | C:\Windows\microsofthelp.exe |
| PID 2556 wrote to memory of 1556 | N/A | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | C:\Windows\microsofthelp.exe |
| PID 2556 wrote to memory of 1556 | N/A | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | C:\Windows\microsofthelp.exe |
| PID 2556 wrote to memory of 1556 | N/A | C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe
"C:\Users\Admin\AppData\Local\Temp\363fffd707670d52d209b5d811556cdd48e076198eac491fd3ccf1cd4836d9acN.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
Files
memory/2556-0-0x0000000000400000-0x0000000000403000-memory.dmp
memory/2556-6-0x0000000000400000-0x0000000000403000-memory.dmp
memory/1556-8-0x0000000000400000-0x0000000000403000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 87e44fe2eaf797dd2cb6bede92671edd |
| SHA1 | 8a2763f7a3cde242c460e40cd6eafcc00182a2dd |
| SHA256 | 914f3f735d398f8a8bc76ad0c59ce0cf4178a3d447c329077a59cdc469823b5d |
| SHA512 | 1be32d57cd53f9e030ecbc17b1267f0251b83e6487594d6508bbe431a12f0f3e3adf44057400791d295b5c2c76ee138207d910f3c6aa6ad7311174d129965f29 |
memory/1556-10-0x0000000000400000-0x0000000000403000-memory.dmp