Analysis Overview
SHA256
448d23c53cc9f4a1a97683474c4e2e7a45ac05570effebc9018924a2c3cc44dc
Threat Level: Known bad
The file JCKCFSQXDZNKKJZTFXKSGP.ps1 was found to be: Known bad.
Malicious Activity Summary
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
BitRAT
UPX packed file
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-05-07 17:15
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-07 17:15
Reported
2022-05-07 17:17
Platform
win7-20220414-en
Max time kernel
41s
Max time network
45s
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\JCKCFSQXDZNKKJZTFXKSGP.ps1
Network
Files
memory/1948-54-0x000007FEFBEF1000-0x000007FEFBEF3000-memory.dmp
memory/1948-55-0x000007FEF3720000-0x000007FEF427D000-memory.dmp
memory/1948-56-0x0000000002734000-0x0000000002737000-memory.dmp
memory/1948-57-0x000000001B750000-0x000000001BA4F000-memory.dmp
memory/1948-58-0x000000000273B000-0x000000000275A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-07 17:15
Reported
2022-05-07 17:17
Platform
win10v2004-20220414-en
Max time kernel
150s
Max time network
148s
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 3100 set thread context of 3932 | 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 |
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\JCKCFSQXDZNKKJZTFXKSGP.ps1
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 | 8.8.8.8:53 | bitrat9300.duckdns.org | udp |
| RU | 194.147.140.17:9300 | bitrat9300.duckdns.org | tcp |
| NL | 88.221.144.179:80 | tcp | |
| NL | 88.221.144.179:80 | tcp | |
| US | 13.89.178.26:443 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| US | 8.8.8.8:53 | bitrat9300.duckdns.org | udp |
| US | 8.8.8.8:53 | bitrat9300.duckdns.org | udp |
Files
memory/3100-130-0x00000299FFE00000-0x00000299FFE22000-memory.dmp
memory/3100-131-0x00007FFAB7840000-0x00007FFAB8301000-memory.dmp
memory/3932-133-0x00000000007E2730-mapping.dmp
memory/3932-132-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/3932-134-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/3932-135-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/3932-136-0x0000000000400000-0x00000000007E4000-memory.dmp
memory/3932-137-0x0000000000400000-0x00000000007E4000-memory.dmp