Analysis Overview
SHA256
57fc6db0df25bde1c562461f02760e9431fa3ed31212406313458a8392dc6859
Threat Level: Shows suspicious behavior
The file GT743.7z was found to be: Shows suspicious behavior.
Malicious Activity Summary
Looks up external IP address via web service
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-25 21:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-25 21:54
Reported
2024-08-25 22:01
Platform
win10-20240404-uk
Max time kernel
196s
Max time network
297s
Command Line
Signatures
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ipinfo.io | N/A | N/A |
| N/A | api.myip.com | N/A | N/A |
| N/A | api.myip.com | N/A | N/A |
| N/A | ipinfo.io | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2584 set thread context of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\File.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
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\File.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\File.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\File.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\File.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\File.exe
"C:\Users\Admin\AppData\Local\Temp\File.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 45.91.200.135:80 | 45.91.200.135 | tcp |
| US | 8.8.8.8:53 | api.myip.com | udp |
| US | 104.26.8.59:443 | api.myip.com | tcp |
| US | 8.8.8.8:53 | ipinfo.io | udp |
| US | 34.117.59.81:443 | ipinfo.io | tcp |
| US | 8.8.8.8:53 | 135.200.91.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa | udp |
| US | 8.8.8.8:53 | 59.8.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.59.117.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.16.208.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
Files
memory/2584-0-0x0000000073B2E000-0x0000000073B2F000-memory.dmp
memory/2584-1-0x0000000000A60000-0x00000000012F2000-memory.dmp
memory/2584-2-0x0000000005BD0000-0x0000000005C6C000-memory.dmp
memory/2584-3-0x0000000073B20000-0x000000007420E000-memory.dmp
memory/2584-4-0x0000000005DD0000-0x0000000006100000-memory.dmp
memory/2584-5-0x0000000007230000-0x0000000007558000-memory.dmp
memory/2584-6-0x0000000005C70000-0x0000000005C92000-memory.dmp
memory/4376-7-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/4376-10-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/4376-12-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2584-13-0x0000000073B20000-0x000000007420E000-memory.dmp
memory/4376-9-0x0000000000400000-0x00000000005E0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-25 21:54
Reported
2024-08-25 22:01
Platform
win10v2004-20240802-uk
Max time kernel
147s
Max time network
207s
Command Line
Signatures
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ipinfo.io | N/A | N/A |
| N/A | ipinfo.io | N/A | N/A |
| N/A | api.myip.com | N/A | N/A |
| N/A | api.myip.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3632 set thread context of 4180 | N/A | C:\Users\Admin\AppData\Local\Temp\File.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
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\File.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\File.exe
"C:\Users\Admin\AppData\Local\Temp\File.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.56.20.217.in-addr.arpa | udp |
| NL | 195.10.205.48:80 | 195.10.205.48 | tcp |
| US | 8.8.8.8:53 | 48.205.10.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.myip.com | udp |
| US | 104.26.8.59:443 | api.myip.com | tcp |
| US | 8.8.8.8:53 | ipinfo.io | udp |
| US | 34.117.59.81:443 | ipinfo.io | tcp |
| US | 8.8.8.8:53 | 59.8.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.59.117.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/3632-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp
memory/3632-1-0x0000000000A80000-0x0000000001312000-memory.dmp
memory/3632-2-0x0000000005CE0000-0x0000000005D7C000-memory.dmp
memory/3632-3-0x0000000074C10000-0x00000000753C0000-memory.dmp
memory/3632-4-0x0000000005E80000-0x00000000061B0000-memory.dmp
memory/3632-5-0x00000000072E0000-0x0000000007608000-memory.dmp
memory/3632-6-0x0000000005C20000-0x0000000005C42000-memory.dmp
memory/4180-7-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/3632-9-0x0000000074C10000-0x00000000753C0000-memory.dmp
memory/4180-10-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/4180-13-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/4180-11-0x0000000000400000-0x00000000005E0000-memory.dmp