Analysis Overview
SHA256
bbd4dd21dde67a96ac02aa9795ce662fa36d4edb90d13f2ffbdeee0d4aea5050
Threat Level: Known bad
The file DFI_0451_587_032.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 05:35
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-16 05:35
Reported
2022-04-16 05:41
Platform
win10v2004-20220414-en
Max time kernel
58s
Max time network
74s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3876 set thread context of 2004 | N/A | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe
"C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe"
C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe
C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2004 -ip 2004
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 1332
Network
| Country | Destination | Domain | Proto |
| US | 8.253.135.241:80 | tcp | |
| US | 20.189.173.12:443 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
Files
memory/3876-130-0x00000000004B0000-0x0000000000510000-memory.dmp
memory/3876-131-0x0000000004F70000-0x0000000004FE6000-memory.dmp
memory/3876-132-0x0000000004E90000-0x0000000004EAE000-memory.dmp
memory/2004-133-0x0000000000000000-mapping.dmp
memory/2004-134-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2004-135-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2004-136-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2004-137-0x0000000000400000-0x0000000000438000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-16 05:35
Reported
2022-04-16 05:40
Platform
win7-20220414-en
Max time kernel
103s
Max time network
105s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2032 set thread context of 1612 | N/A | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe
"C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe"
C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe
C:\Users\Admin\AppData\Local\Temp\DFI_0451_587_032.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 800
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
Files
memory/2032-54-0x0000000000E30000-0x0000000000E90000-memory.dmp
memory/2032-55-0x0000000000510000-0x000000000051A000-memory.dmp
memory/2032-56-0x00000000006E0000-0x0000000000702000-memory.dmp
memory/2032-57-0x0000000075221000-0x0000000075223000-memory.dmp
memory/1612-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1612-59-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1612-61-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1612-63-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1612-65-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1612-68-0x000000000040717B-mapping.dmp
memory/1612-67-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1612-70-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1612-72-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1936-73-0x0000000000000000-mapping.dmp