Analysis Overview
SHA256
a59fbc4f9903ed18c989e87bc83073b463310ffe6c90a43c53400739719d0aae
Threat Level: Known bad
The file FLP_1037850047.pdf was found to be: Known bad.
Malicious Activity Summary
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Program crash
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-04-11 03:07
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-11 03:07
Reported
2022-04-11 03:31
Platform
win7-20220310-en
Max time kernel
4294182s
Max time network
123s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 964 set thread context of 1116 | N/A | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
"C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe"
C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1116 -s 788
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | duiy.xyz | udp |
Files
memory/964-54-0x0000000000C40000-0x0000000000CA2000-memory.dmp
memory/964-55-0x00000000003A0000-0x00000000003AA000-memory.dmp
memory/964-56-0x0000000000500000-0x0000000000522000-memory.dmp
memory/1116-57-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1116-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1116-60-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1116-62-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1116-64-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1116-67-0x000000000040717B-mapping.dmp
memory/1116-66-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1116-69-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1116-70-0x00000000758A1000-0x00000000758A3000-memory.dmp
memory/1116-71-0x0000000000400000-0x0000000000438000-memory.dmp
memory/768-72-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-11 03:07
Reported
2022-04-11 03:31
Platform
win10v2004-20220310-en
Max time kernel
139s
Max time network
154s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2088 set thread context of 4544 | N/A | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
"C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe"
C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4544 -ip 4544
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 1308
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | duiy.xyz | udp |
Files
memory/2088-134-0x0000000000C20000-0x0000000000C82000-memory.dmp
memory/2088-135-0x00000000056D0000-0x0000000005746000-memory.dmp
memory/2088-136-0x0000000005650000-0x000000000566E000-memory.dmp
memory/4544-137-0x0000000000000000-mapping.dmp
memory/4544-138-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4544-139-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4544-140-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4544-141-0x0000000000400000-0x0000000000438000-memory.dmp