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 behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-04-21 19:09
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-21 19:09
Reported
2022-04-21 19:12
Platform
win7-20220414-en
Max time kernel
93s
Max time network
98s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 892 set thread context of 1048 | 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 1048 -s 796
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
Files
memory/892-54-0x00000000002E0000-0x0000000000340000-memory.dmp
memory/892-55-0x00000000001A0000-0x00000000001AA000-memory.dmp
memory/892-56-0x00000000001E0000-0x0000000000202000-memory.dmp
memory/892-57-0x00000000763B1000-0x00000000763B3000-memory.dmp
memory/1048-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1048-59-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1048-61-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1048-63-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1048-65-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1048-67-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1048-68-0x000000000040717B-mapping.dmp
memory/1048-70-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1048-72-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1944-73-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-21 19:09
Reported
2022-04-21 19:12
Platform
win10v2004-20220414-en
Max time kernel
148s
Max time network
157s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2688 set thread context of 1692 | 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 408 -p 1692 -ip 1692
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 1320
Network
| Country | Destination | Domain | Proto |
| US | 52.109.8.20:443 | tcp | |
| US | 67.24.169.254:80 | tcp | |
| GB | 51.105.71.137:443 | tcp | |
| US | 8.8.8.8:53 | 176.122.125.40.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp | |
| US | 67.24.169.254:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 67.24.169.254:80 | tcp | |
| US | 67.24.169.254:80 | tcp | |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
| US | 8.8.8.8:53 | 9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa | udp |
Files
memory/2688-130-0x00000000000A0000-0x0000000000100000-memory.dmp
memory/2688-131-0x0000000004AF0000-0x0000000004B66000-memory.dmp
memory/2688-132-0x0000000004A90000-0x0000000004AAE000-memory.dmp
memory/1692-133-0x0000000000000000-mapping.dmp
memory/1692-134-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1692-135-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1692-136-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1692-137-0x0000000000400000-0x0000000000438000-memory.dmp