Analysis Overview
SHA256
85840fb457d34c82233a6594b127d4ed0d85c93d4be740c0df7b0c019cf5cbd4
Threat Level: Shows suspicious behavior
The file SecuriteInfo.com.PUA.Agent.1483.15930.exe was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
UPX packed file
Writes to the Master Boot Record (MBR)
Unsigned PE
Modifies Internet Explorer settings
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 04:16
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 04:16
Reported
2024-05-07 04:18
Platform
win7-20240419-en
Max time kernel
141s
Max time network
126s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VerE53.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\VerE53.tmp | N/A |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2440 wrote to memory of 288 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | C:\Users\Admin\AppData\Local\Temp\VerE53.tmp |
| PID 2440 wrote to memory of 288 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | C:\Users\Admin\AppData\Local\Temp\VerE53.tmp |
| PID 2440 wrote to memory of 288 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | C:\Users\Admin\AppData\Local\Temp\VerE53.tmp |
| PID 2440 wrote to memory of 288 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | C:\Users\Admin\AppData\Local\Temp\VerE53.tmp |
Processes
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe"
C:\Users\Admin\AppData\Local\Temp\VerE53.tmp
C:\Users\Admin\AppData\Local\Temp\VerE53.tmp 219028293_gsds/2.366.1011/2 startinstall
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | installStatistic.xunyou.com | udp |
| CN | 101.200.190.178:8020 | installStatistic.xunyou.com | udp |
| CN | 101.200.190.178:9220 | installStatistic.xunyou.com | udp |
| US | 8.8.8.8:53 | clientAction.xunyou.com | udp |
| CN | 114.116.150.221:8019 | clientAction.xunyou.com | udp |
Files
memory/2440-0-0x0000000000400000-0x00000000009A9000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\VerE53.tmp
| MD5 | 83f56b363eaf6bd2766ebacf70995bcb |
| SHA1 | cecb73bd12537567b14784541546760badc175d6 |
| SHA256 | 0d3ad00de0f06289d7919e66a4956d281473d20b256a5aed2903c5a6acfde74e |
| SHA512 | 5252638dde71d938e7d999ff1b485181e0771baa7e5b55e316eddbd2fdb1c6da14b878c279ebd85d826d604160acd2d354b24bff58bea6a841d6e907c0f82fa9 |
memory/2440-7-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2440-8-0x0000000000400000-0x00000000009A9000-memory.dmp
memory/2440-10-0x0000000000230000-0x0000000000231000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 04:16
Reported
2024-05-07 04:18
Platform
win10v2004-20240419-en
Max time kernel
141s
Max time network
123s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp | N/A |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1644 wrote to memory of 2816 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp |
| PID 1644 wrote to memory of 2816 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp |
| PID 1644 wrote to memory of 2816 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe | C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp |
Processes
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PUA.Agent.1483.15930.exe"
C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp
C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp 219028293_gsds/2.366.1011/2 startinstall
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | installStatistic.xunyou.com | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| CN | 101.200.190.178:8020 | installStatistic.xunyou.com | udp |
| CN | 101.200.190.178:9220 | installStatistic.xunyou.com | udp |
| US | 8.8.8.8:53 | clientAction.xunyou.com | udp |
| CN | 114.116.150.221:8019 | clientAction.xunyou.com | udp |
| US | 8.8.8.8:53 | 178.190.200.101.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 221.150.116.114.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 139.53.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/1644-0-0x0000000000400000-0x00000000009A9000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Ver36FE.tmp
| MD5 | 83f56b363eaf6bd2766ebacf70995bcb |
| SHA1 | cecb73bd12537567b14784541546760badc175d6 |
| SHA256 | 0d3ad00de0f06289d7919e66a4956d281473d20b256a5aed2903c5a6acfde74e |
| SHA512 | 5252638dde71d938e7d999ff1b485181e0771baa7e5b55e316eddbd2fdb1c6da14b878c279ebd85d826d604160acd2d354b24bff58bea6a841d6e907c0f82fa9 |
memory/1644-6-0x0000000000A70000-0x0000000000A71000-memory.dmp
memory/1644-7-0x0000000000400000-0x00000000009A9000-memory.dmp
memory/1644-9-0x0000000000A70000-0x0000000000A71000-memory.dmp