Analysis Overview
SHA256
4da6827106cb64a9d743cc14a86b950df686ebd22223de9a288c8eee06cce526
Threat Level: Known bad
The file 448d23c53cc9f4a1a97683474c4e2e7a45ac05570effebc9018924a2c3cc44dc.7z was found to be: Known bad.
Malicious Activity Summary
BitRAT
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
UPX packed file
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-05-07 21:48
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-07 21:48
Reported
2022-05-07 21:54
Platform
win10v2004-20220414-en
Max time kernel
320s
Max time network
337s
Command Line
Signatures
BitRAT
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2140 set thread context of 4928 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\448d23c53cc9f4a1a97683474c4e2e7a45ac05570effebc9018924a2c3cc44dc.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 204.79.197.200:443 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 52.168.117.170:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| FR | 2.18.109.224:443 | tcp | |
| US | 104.18.25.243:80 | tcp | |
| US | 8.8.8.8:53 | bitrat9300.duckdns.org | udp |
| RU | 194.147.140.17:9300 | bitrat9300.duckdns.org | tcp |
| US | 8.8.8.8:53 | bitrat9300.duckdns.org | udp |
| US | 8.8.8.8:53 | bitrat9300.duckdns.org | udp |
| US | 8.8.8.8:53 | bitrat9300.duckdns.org | udp |
Files
memory/2140-130-0x00000261681D0000-0x00000261681F2000-memory.dmp
memory/2140-131-0x00007FFA0DD00000-0x00007FFA0E7C1000-memory.dmp
memory/4928-133-0x00000000007E2730-mapping.dmp
memory/4928-132-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/4928-134-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/4928-135-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/4928-136-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/4928-137-0x0000000000400000-0x00000000007E4000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-07 21:48
Reported
2022-05-07 21:54
Platform
win7-20220414-en
Max time kernel
317s
Max time network
349s
Command Line
Signatures
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\448d23c53cc9f4a1a97683474c4e2e7a45ac05570effebc9018924a2c3cc44dc.ps1
Network
Files
memory/1648-54-0x000007FEFC061000-0x000007FEFC063000-memory.dmp
memory/1648-55-0x000007FEF4630000-0x000007FEF5053000-memory.dmp
memory/1648-56-0x000007FEF3950000-0x000007FEF44AD000-memory.dmp
memory/1648-57-0x0000000002684000-0x0000000002687000-memory.dmp
memory/1648-58-0x000000000268B000-0x00000000026AA000-memory.dmp