Analysis Overview
SHA256
632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b
Threat Level: Shows suspicious behavior
The file 632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Deletes itself
Adds Run key to start application
Drops file in Windows directory
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 21:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 21:42
Reported
2024-04-06 21:44
Platform
win7-20240221-en
Max time kernel
149s
Max time network
124s
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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | N/A |
| File created | C:\Windows\HidePlugin.dll | C:\Windows\microsofthelp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 112 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | C:\Windows\microsofthelp.exe |
| PID 112 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | C:\Windows\microsofthelp.exe |
| PID 112 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | C:\Windows\microsofthelp.exe |
| PID 112 wrote to memory of 2036 | N/A | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe
"C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
Files
memory/112-0-0x0000000000400000-0x000000000040D000-memory.dmp
memory/2036-9-0x0000000000400000-0x000000000040D000-memory.dmp
memory/112-7-0x00000000002A0000-0x00000000002AD000-memory.dmp
memory/112-6-0x0000000000400000-0x000000000040D000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 97bcb74added632dd8bab0c9054acfb4 |
| SHA1 | 563444c17bd5257f2659f17eaf73f6a9e84c29c7 |
| SHA256 | 23edf1c911b190d1a4b31154c9cc0843073ce3149c47d4ce6cdc1066819426dc |
| SHA512 | f179f36e300e099a5bbcc76443fdd3a33408e143647c5d8f7fabbf527e518f5910ecd1c915928d81b61dcc16f61d52e52f64e274866ea64d9f3d6e410981c137 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 21:42
Reported
2024-04-06 21:44
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
151s
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-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\microsofthelp.exe | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | N/A |
| File created | C:\Windows\HidePlugin.dll | C:\Windows\microsofthelp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3264 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | C:\Windows\microsofthelp.exe |
| PID 3264 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | C:\Windows\microsofthelp.exe |
| PID 3264 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe | C:\Windows\microsofthelp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe
"C:\Users\Admin\AppData\Local\Temp\632f3be52177e4af973da008764aafea7e2f574e03f7bfbe819e6d71e4d1fb8b.exe"
C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 52.111.229.43:443 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 33.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.179.89.13.in-addr.arpa | udp |
Files
memory/3264-0-0x0000000000400000-0x000000000040D000-memory.dmp
C:\Windows\microsofthelp.exe
| MD5 | 97bcb74added632dd8bab0c9054acfb4 |
| SHA1 | 563444c17bd5257f2659f17eaf73f6a9e84c29c7 |
| SHA256 | 23edf1c911b190d1a4b31154c9cc0843073ce3149c47d4ce6cdc1066819426dc |
| SHA512 | f179f36e300e099a5bbcc76443fdd3a33408e143647c5d8f7fabbf527e518f5910ecd1c915928d81b61dcc16f61d52e52f64e274866ea64d9f3d6e410981c137 |
memory/3264-4-0x0000000000400000-0x000000000040D000-memory.dmp