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
2022-04-16 05:38
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-16 05:38
Reported
2022-04-16 05:45
Platform
win7-20220414-en
Max time kernel
120s
Max time network
152s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1944 set thread context of 944 | 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 944 -s 796
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | duiy.xyz | udp |
Files
memory/1944-54-0x0000000000D70000-0x0000000000DD2000-memory.dmp
memory/1944-55-0x0000000000380000-0x000000000038A000-memory.dmp
memory/1944-56-0x0000000000650000-0x0000000000672000-memory.dmp
memory/944-57-0x0000000000400000-0x0000000000438000-memory.dmp
memory/944-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/944-60-0x0000000000400000-0x0000000000438000-memory.dmp
memory/944-62-0x0000000000400000-0x0000000000438000-memory.dmp
memory/944-64-0x0000000000400000-0x0000000000438000-memory.dmp
memory/944-66-0x0000000000400000-0x0000000000438000-memory.dmp
memory/944-67-0x000000000040717B-mapping.dmp
memory/944-69-0x0000000000400000-0x0000000000438000-memory.dmp
memory/944-70-0x00000000765C1000-0x00000000765C3000-memory.dmp
memory/944-71-0x0000000000400000-0x0000000000438000-memory.dmp
memory/740-72-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-16 05:38
Reported
2022-04-16 05:44
Platform
win10v2004-20220414-en
Max time kernel
108s
Max time network
99s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1016 set thread context of 4936 | 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 |
| 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 |
| 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:\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 432 -p 4936 -ip 4936
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 1316
Network
| Country | Destination | Domain | Proto |
| US | 8.253.208.113:80 | tcp | |
| IE | 20.50.73.9:443 | tcp | |
| US | 8.253.208.113:80 | tcp | |
| US | 8.253.208.113:80 | tcp | |
| US | 8.253.208.113:80 | tcp | |
| US | 34.102.136.180:80 | tcp | |
| US | 8.8.8.8:53 | duiy.xyz | udp |
Files
memory/1016-130-0x0000000000B00000-0x0000000000B62000-memory.dmp
memory/1016-131-0x0000000005540000-0x00000000055B6000-memory.dmp
memory/1016-132-0x0000000005820000-0x000000000583E000-memory.dmp
memory/4660-133-0x0000000000000000-mapping.dmp
memory/4936-134-0x0000000000000000-mapping.dmp
memory/4936-135-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4936-136-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4936-137-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4936-138-0x0000000000400000-0x0000000000438000-memory.dmp