Analysis Overview
SHA256
29e2e5a04bfa5735b2f462fb2f22dec1e269260e40a87f87ef8e9350fa60e727
Threat Level: Known bad
The file b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.zip was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Vidar
Suspicious use of SetThreadContext
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-02 11:28
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-02 11:28
Reported
2024-04-02 11:30
Platform
win7-20240221-en
Max time kernel
121s
Max time network
123s
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\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe
"C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.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 2236 -s 568
Network
Files
memory/2236-0-0x0000000001050000-0x0000000001098000-memory.dmp
memory/2236-1-0x0000000074D00000-0x00000000753EE000-memory.dmp
memory/2236-3-0x0000000000320000-0x0000000000321000-memory.dmp
memory/2520-6-0x0000000000400000-0x0000000000644000-memory.dmp
memory/2520-7-0x0000000000400000-0x0000000000644000-memory.dmp
memory/2520-8-0x0000000000400000-0x0000000000644000-memory.dmp
memory/2520-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2520-11-0x0000000000400000-0x0000000000644000-memory.dmp
memory/2236-13-0x00000000024A0000-0x00000000044A0000-memory.dmp
memory/2520-10-0x0000000000400000-0x0000000000644000-memory.dmp
memory/2520-9-0x0000000000400000-0x0000000000644000-memory.dmp
memory/2236-2-0x0000000000F70000-0x0000000000FB0000-memory.dmp
memory/2236-14-0x0000000074D00000-0x00000000753EE000-memory.dmp
memory/2236-15-0x0000000000F70000-0x0000000000FB0000-memory.dmp
memory/2236-16-0x00000000024A0000-0x00000000044A0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-02 11:28
Reported
2024-04-02 11:31
Platform
win10v2004-20240226-en
Max time kernel
143s
Max time network
165s
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 4972 set thread context of 3964 | N/A | C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.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\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe
"C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.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 408 -p 4972 -ip 4972
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 844
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3964 -ip 3964
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3964 -s 2352
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| GB | 104.82.234.109:443 | steamcommunity.com | tcp |
| US | 8.8.8.8:53 | 202.110.86.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 109.234.82.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.66.18.2.in-addr.arpa | udp |
| DE | 168.119.60.168:443 | 168.119.60.168 | tcp |
| US | 8.8.8.8:53 | 168.60.119.168.in-addr.arpa | udp |
| DE | 168.119.60.168:443 | 168.119.60.168 | tcp |
| DE | 168.119.60.168:443 | 168.119.60.168 | tcp |
| DE | 168.119.60.168:443 | 168.119.60.168 | tcp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.239.69.13.in-addr.arpa | udp |
Files
memory/4972-0-0x0000000000E80000-0x0000000000EC8000-memory.dmp
memory/4972-1-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/4972-2-0x00000000058B0000-0x00000000058C0000-memory.dmp
memory/4972-3-0x00000000057C0000-0x00000000057C1000-memory.dmp
memory/3964-6-0x0000000000400000-0x0000000000644000-memory.dmp
memory/3964-9-0x0000000000400000-0x0000000000644000-memory.dmp
memory/3964-11-0x0000000000400000-0x0000000000644000-memory.dmp
memory/4972-12-0x0000000003340000-0x0000000005340000-memory.dmp
memory/4972-19-0x0000000074800000-0x0000000074FB0000-memory.dmp