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
2022-04-19 04:16
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-19 04:16
Reported
2022-04-19 04:21
Platform
win7-20220414-en
Max time kernel
120s
Max time network
122s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1612 set thread context of 2020 | 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 |
| 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 |
| 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 |
| 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:\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:\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 2020 -s 620
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
Files
memory/1612-54-0x00000000001F0000-0x0000000000250000-memory.dmp
memory/1612-55-0x0000000000570000-0x000000000057A000-memory.dmp
memory/1612-56-0x0000000000620000-0x0000000000642000-memory.dmp
memory/2020-57-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2020-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2020-60-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2020-62-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2020-64-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2020-67-0x000000000040717B-mapping.dmp
memory/2020-66-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2020-69-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2020-70-0x00000000763E1000-0x00000000763E3000-memory.dmp
memory/2020-71-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1544-72-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-19 04:16
Reported
2022-04-19 04:21
Platform
win10v2004-20220414-en
Max time kernel
73s
Max time network
106s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4772 set thread context of 1956 | 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 184 -p 1956 -ip 1956
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 1320
Network
| Country | Destination | Domain | Proto |
| US | 20.42.65.85:443 | tcp | |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
| US | 8.253.208.112:80 | tcp | |
| US | 8.253.208.112:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 8.238.111.126:80 | tcp |
Files
memory/4772-130-0x0000000000140000-0x00000000001A0000-memory.dmp
memory/4772-131-0x0000000004A20000-0x0000000004A96000-memory.dmp
memory/4772-132-0x00000000049D0000-0x00000000049EE000-memory.dmp
memory/1956-133-0x0000000000000000-mapping.dmp
memory/1956-134-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1956-135-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1956-136-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1956-137-0x0000000000400000-0x0000000000438000-memory.dmp