Analysis Overview
SHA256
ce0d8d812793e69d7f49dc50245fff290b96ee09c1ed936e539fcbff73803afa
Threat Level: Known bad
The file 5125301224505344.zip 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 16:51
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-03-29 16:51
Reported
2022-03-29 16:54
Platform
win7-20220311-en
Max time kernel
4294180s
Max time network
122s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1616 set thread context of 1100 | N/A | C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe | C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe
"C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"
C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe
"C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 112
Network
Files
memory/1616-54-0x0000000001060000-0x0000000001194000-memory.dmp
memory/1616-55-0x0000000000250000-0x000000000025A000-memory.dmp
memory/1616-56-0x00000000081E0000-0x00000000082E2000-memory.dmp
memory/1616-57-0x0000000001000000-0x0000000001038000-memory.dmp
memory/1100-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1100-59-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1100-61-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1100-63-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1100-65-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1100-67-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1100-68-0x000000000040717B-mapping.dmp
memory/1100-70-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1884-71-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-03-29 16:51
Reported
2022-03-29 16:54
Platform
win10v2004-en-20220113
Max time kernel
136s
Max time network
146s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4220 set thread context of 4276 | N/A | C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe | C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe
"C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"
C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe
"C:\Users\Admin\AppData\Local\Temp\187b3e46e853a35f219d356fb64d15448d64b8583d609d0305f4fb4d0fdee9e4.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4276 -ip 4276
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4276 -s 232
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 52.109.12.19:443 | tcp | |
| US | 20.189.173.10:443 | tcp |
Files
memory/4220-130-0x0000000000D70000-0x0000000000EA4000-memory.dmp
memory/4220-131-0x0000000005EC0000-0x0000000006464000-memory.dmp
memory/4220-132-0x0000000005850000-0x00000000058E2000-memory.dmp
memory/4220-133-0x00000000058F0000-0x00000000058FA000-memory.dmp
memory/4220-134-0x00000000093D0000-0x000000000946C000-memory.dmp
memory/4276-135-0x0000000000000000-mapping.dmp
memory/4276-136-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4276-137-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4276-138-0x0000000000400000-0x0000000000438000-memory.dmp