Analysis Overview
SHA256
74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40
Threat Level: Known bad
The file 74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40 was found to be: Known bad.
Malicious Activity Summary
Oski
Suspicious use of SetThreadContext
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-03-29 18:19
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-03-29 18:19
Reported
2022-03-31 15:09
Platform
win7-20220311-en
Max time kernel
4294183s
Max time network
147s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1968 set thread context of 676 | N/A | C:\Users\Admin\AppData\Local\Temp\74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40.exe
"C:\Users\Admin\AppData\Local\Temp\74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 676 -s 112
Network
| Country | Destination | Domain | Proto |
| NL | 216.58.208.98:443 | tcp | |
| NL | 216.58.208.98:443 | tcp | |
| NL | 216.58.208.97:443 | tcp | |
| NL | 142.250.179.163:80 | tcp | |
| NL | 216.58.208.97:443 | tcp | |
| NL | 142.250.179.163:80 | tcp | |
| NL | 142.250.179.132:443 | tcp | |
| US | 8.238.111.126:80 | tcp | |
| US | 8.238.111.126:80 | tcp | |
| US | 3.211.228.79:443 | tcp | |
| US | 35.186.238.101:80 | tcp | |
| US | 35.186.238.101:80 | tcp | |
| US | 35.186.238.101:80 | tcp |
Files
memory/1968-54-0x0000000000060000-0x000000000011A000-memory.dmp
memory/1968-55-0x0000000002140000-0x000000000218C000-memory.dmp
memory/1968-56-0x0000000000600000-0x000000000061C000-memory.dmp
memory/676-57-0x0000000000400000-0x0000000000438000-memory.dmp
memory/676-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/676-60-0x0000000000400000-0x0000000000438000-memory.dmp
memory/676-62-0x0000000000400000-0x0000000000438000-memory.dmp
memory/676-64-0x0000000000400000-0x0000000000438000-memory.dmp
memory/676-66-0x0000000000400000-0x0000000000438000-memory.dmp
memory/676-67-0x000000000040717B-mapping.dmp
memory/676-69-0x0000000000400000-0x0000000000438000-memory.dmp
memory/540-70-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-03-29 18:19
Reported
2022-03-31 15:10
Platform
win10v2004-20220310-en
Max time kernel
140s
Max time network
150s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3668 set thread context of 3980 | N/A | C:\Users\Admin\AppData\Local\Temp\74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40.exe
"C:\Users\Admin\AppData\Local\Temp\74c0613165375c4ecc81a4398a0971f4e497e3f1f7f1f0987100af4565991b40.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3980 -ip 3980
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 188
Network
| Country | Destination | Domain | Proto |
| NL | 104.80.225.205:443 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| NL | 104.110.191.133:80 | tcp | |
| US | 8.238.20.254:80 | tcp |
Files
memory/3668-134-0x00000000005B0000-0x000000000066A000-memory.dmp
memory/3668-135-0x0000000005630000-0x0000000005BD4000-memory.dmp
memory/3668-136-0x0000000005080000-0x0000000005112000-memory.dmp
memory/3668-137-0x0000000005020000-0x000000000502A000-memory.dmp
memory/3980-138-0x0000000000000000-mapping.dmp
memory/3980-139-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3980-140-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3980-141-0x0000000000400000-0x0000000000438000-memory.dmp