Analysis Overview
SHA256
5d9e9eec843781fcd39a0dfe23f9b9b6468cbf23ca327e1acedf8567b612cd38
Threat Level: Known bad
The file 28911267f7db0fbdec9a4efae56e4f35 was found to be: Known bad.
Malicious Activity Summary
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-19 12:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-19 12:49
Reported
2023-12-19 16:40
Platform
win7-20231201-en
Command Line
Signatures
Processes
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-19 12:49
Reported
2023-12-19 16:45
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
151s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4884 set thread context of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4884 wrote to memory of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe |
| PID 4884 wrote to memory of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe |
| PID 4884 wrote to memory of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe |
| PID 4884 wrote to memory of 3112 | N/A | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe | C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe
"C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe"
C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe
"C:\Users\Admin\AppData\Local\Temp\28911267f7db0fbdec9a4efae56e4f35.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3112 -ip 3112
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3112 -s 1304
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 16.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | scarsa.ac.ug | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 85.65.42.20.in-addr.arpa | udp |
Files
memory/4884-2-0x0000000077502000-0x0000000077503000-memory.dmp
memory/4884-3-0x0000000000600000-0x0000000000601000-memory.dmp
memory/4884-4-0x0000000000650000-0x0000000000657000-memory.dmp
memory/3112-5-0x0000000000400000-0x0000000000439000-memory.dmp
memory/3112-6-0x0000000000400000-0x0000000000439000-memory.dmp
memory/3112-7-0x0000000000400000-0x0000000000439000-memory.dmp
memory/4884-8-0x0000000000650000-0x0000000000657000-memory.dmp
memory/3112-10-0x0000000077502000-0x0000000077503000-memory.dmp
memory/3112-11-0x00000000006B0000-0x00000000006B1000-memory.dmp
memory/3112-14-0x0000000000400000-0x0000000000439000-memory.dmp
memory/3112-15-0x0000000000400000-0x0000000000434000-memory.dmp