Analysis Overview
SHA256
58c48e2b1d3d26ac96cebf8c114750582d4cdeef46a05bbf706c4b4630c541ff
Threat Level: Known bad
The file file.exe was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Vidar
Suspicious use of SetThreadContext
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-31 10:59
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-31 10:59
Reported
2024-03-31 11:01
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Vidar
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 688 set thread context of 452 | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\file.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
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\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 688 -ip 688
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 688 -s 876
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 452 -ip 452
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 452 -s 2108
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| GB | 104.82.234.109:443 | steamcommunity.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 109.234.82.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.56.20.217.in-addr.arpa | udp |
| DE | 78.47.221.177:443 | 78.47.221.177 | tcp |
| DE | 78.47.221.177:443 | 78.47.221.177 | tcp |
| US | 8.8.8.8:53 | 177.221.47.78.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| DE | 78.47.221.177:443 | 78.47.221.177 | tcp |
| DE | 78.47.221.177:443 | 78.47.221.177 | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/688-0-0x0000000000550000-0x000000000058C000-memory.dmp
memory/688-1-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/452-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/452-7-0x0000000000400000-0x0000000000648000-memory.dmp
memory/688-9-0x0000000002AE0000-0x0000000004AE0000-memory.dmp
memory/452-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/688-12-0x0000000075040000-0x00000000757F0000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-31 10:59
Reported
2024-03-31 11:01
Platform
win7-20240319-en
Max time kernel
118s
Max time network
121s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Vidar
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\file.exe |
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\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2884 -s 516
Network
Files
memory/2884-0-0x0000000000990000-0x00000000009CC000-memory.dmp
memory/2884-1-0x0000000074AE0000-0x00000000751CE000-memory.dmp
memory/2884-4-0x00000000020F0000-0x00000000040F0000-memory.dmp
memory/2904-5-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2904-6-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2904-7-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2904-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2904-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2904-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2904-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2884-13-0x0000000074AE0000-0x00000000751CE000-memory.dmp
memory/2884-14-0x00000000020F0000-0x00000000040F0000-memory.dmp