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
System Location Discovery: System Language Discovery
Unsigned PE
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 17:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-25 17:48
Reported
2024-08-25 17:55
Platform
win7-20240705-it
Max time kernel
120s
Max time network
127s
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 1016 set thread context of 2464 | 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 |
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 | 172.67.75.163:443 | api.myip.com | tcp |
| US | 8.8.8.8:53 | ipinfo.io | udp |
| US | 34.117.59.81:443 | ipinfo.io | tcp |
| US | 34.117.59.81:443 | ipinfo.io | tcp |
Files
memory/1016-0-0x0000000073BEE000-0x0000000073BEF000-memory.dmp
memory/1016-1-0x00000000002C0000-0x0000000000B52000-memory.dmp
memory/1016-2-0x0000000073BE0000-0x00000000742CE000-memory.dmp
memory/1016-3-0x0000000005660000-0x0000000005990000-memory.dmp
memory/1016-4-0x0000000006AC0000-0x0000000006DE8000-memory.dmp
memory/1016-5-0x0000000000D10000-0x0000000000D32000-memory.dmp
memory/2464-10-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-8-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-6-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-22-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-20-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2464-24-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/1016-25-0x0000000073BE0000-0x00000000742CE000-memory.dmp
memory/2464-26-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-16-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-14-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-12-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/2464-27-0x0000000000400000-0x00000000005E0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-25 17:48
Reported
2024-08-25 17:55
Platform
win10-20240611-it
Max time kernel
310s
Max time network
322s
Command Line
Signatures
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| 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 |
| N/A | ipinfo.io | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5048 set thread context of 1584 | 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 | 195.10.205.48:80 | 195.10.205.48 | tcp |
| US | 8.8.8.8:53 | api.myip.com | udp |
| US | 104.26.9.59:443 | api.myip.com | tcp |
| US | 8.8.8.8:53 | 48.205.10.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ipinfo.io | udp |
| US | 34.117.59.81:443 | ipinfo.io | tcp |
| US | 8.8.8.8:53 | 59.9.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.59.117.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
Files
memory/5048-0-0x0000000073E0E000-0x0000000073E0F000-memory.dmp
memory/5048-1-0x00000000009C0000-0x0000000001252000-memory.dmp
memory/5048-2-0x0000000005B80000-0x0000000005C1C000-memory.dmp
memory/5048-3-0x0000000073E00000-0x00000000744EE000-memory.dmp
memory/5048-4-0x0000000005D40000-0x0000000006070000-memory.dmp
memory/5048-5-0x00000000071A0000-0x00000000074C8000-memory.dmp
memory/5048-6-0x0000000005B30000-0x0000000005B52000-memory.dmp
memory/1584-7-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/1584-10-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/1584-12-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/1584-9-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/5048-13-0x0000000073E00000-0x00000000744EE000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-08-25 17:48
Reported
2024-08-25 17:55
Platform
win10v2004-20240802-it
Max time kernel
152s
Max time network
275s
Command Line
Signatures
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| 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 |
| N/A | ipinfo.io | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1396 set thread context of 1424 | 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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| NL | 45.91.200.135:80 | 45.91.200.135 | tcp |
| US | 8.8.8.8:53 | api.myip.com | udp |
| US | 8.8.8.8:53 | 135.200.91.45.in-addr.arpa | udp |
| US | 104.26.9.59:443 | 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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.9.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.59.117.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 131.72.42.20.in-addr.arpa | udp |
Files
memory/1396-0-0x00000000746BE000-0x00000000746BF000-memory.dmp
memory/1396-1-0x0000000000940000-0x00000000011D2000-memory.dmp
memory/1396-2-0x0000000005CF0000-0x0000000005D8C000-memory.dmp
memory/1396-3-0x00000000746B0000-0x0000000074E60000-memory.dmp
memory/1396-4-0x0000000005E90000-0x00000000061C0000-memory.dmp
memory/1396-5-0x00000000072F0000-0x0000000007618000-memory.dmp
memory/1396-6-0x0000000005BA0000-0x0000000005BC2000-memory.dmp
memory/1424-7-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/1396-9-0x00000000746B0000-0x0000000074E60000-memory.dmp
memory/1424-10-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/1424-13-0x0000000000400000-0x00000000005E0000-memory.dmp
memory/1424-11-0x0000000000400000-0x00000000005E0000-memory.dmp