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
2022-04-27 02:15
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-27 02:15
Reported
2022-04-27 02:18
Platform
win7-20220414-en
Max time kernel
93s
Max time network
97s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1224 set thread context of 316 | 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 316 -s 788
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
Files
memory/1224-54-0x0000000000BC0000-0x0000000000C20000-memory.dmp
memory/1224-55-0x0000000000320000-0x000000000032A000-memory.dmp
memory/1224-56-0x0000000000540000-0x0000000000562000-memory.dmp
memory/1224-57-0x0000000076531000-0x0000000076533000-memory.dmp
memory/316-58-0x0000000000400000-0x0000000000438000-memory.dmp
memory/316-59-0x0000000000400000-0x0000000000438000-memory.dmp
memory/316-61-0x0000000000400000-0x0000000000438000-memory.dmp
memory/316-63-0x0000000000400000-0x0000000000438000-memory.dmp
memory/316-65-0x0000000000400000-0x0000000000438000-memory.dmp
memory/316-67-0x0000000000400000-0x0000000000438000-memory.dmp
memory/316-68-0x000000000040717B-mapping.dmp
memory/316-70-0x0000000000400000-0x0000000000438000-memory.dmp
memory/316-72-0x0000000000400000-0x0000000000438000-memory.dmp
memory/568-73-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-27 02:15
Reported
2022-04-27 02:18
Platform
win10v2004-20220414-en
Max time kernel
148s
Max time network
152s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4476 set thread context of 3524 | 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 412 -p 3524 -ip 3524
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3524 -s 1292
Network
| Country | Destination | Domain | Proto |
| BE | 8.238.110.126:80 | tcp | |
| GB | 173.222.211.107:80 | tcp | |
| GB | 173.222.211.107:80 | tcp | |
| BE | 8.238.110.126:80 | tcp | |
| US | 8.238.20.126:80 | tcp | |
| BE | 8.238.110.126:80 | tcp | |
| US | 8.8.8.8:53 | 151.122.125.40.in-addr.arpa | udp |
| IE | 13.69.239.72:443 | tcp | |
| US | 8.238.20.126:80 | tcp | |
| US | 8.8.8.8:53 | vtqt.xyz | udp |
| BE | 8.238.110.126:80 | tcp | |
| BE | 8.238.110.126:80 | tcp | |
| NL | 104.123.41.162:80 | tcp |
Files
memory/4476-130-0x0000000000C30000-0x0000000000C90000-memory.dmp
memory/4476-131-0x0000000005630000-0x00000000056A6000-memory.dmp
memory/4476-132-0x0000000005610000-0x000000000562E000-memory.dmp
memory/3524-133-0x0000000000000000-mapping.dmp
memory/3524-134-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3524-135-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3524-136-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3524-137-0x0000000000400000-0x0000000000438000-memory.dmp