Analysis Overview
SHA256
a5fc814ab0a22c9684cb7587ffed6a7188e0a061ef4a268b4997e38a5f86aabd
Threat Level: Likely benign
The file suspicious.dll was found to be: Likely benign.
Malicious Activity Summary
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-02-09 19:59
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-09 19:59
Reported
2023-02-09 20:02
Platform
win7-20220812-en
Max time kernel
151s
Max time network
46s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: 33 | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\suspicious.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\suspicious.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 228
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x520
Network
Files
memory/1176-54-0x0000000000000000-mapping.dmp
memory/1176-55-0x0000000075091000-0x0000000075093000-memory.dmp
memory/1528-56-0x0000000000000000-mapping.dmp
memory/1052-57-0x000007FEFB751000-0x000007FEFB753000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-09 19:59
Reported
2023-02-09 20:02
Platform
win10v2004-20220812-en
Max time kernel
131s
Max time network
169s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2220 wrote to memory of 4768 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2220 wrote to memory of 4768 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2220 wrote to memory of 4768 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\suspicious.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\suspicious.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4768 -ip 4768
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 600
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 52.182.143.210:443 | tcp | |
| NL | 20.190.160.17:443 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.e.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa | udp |
| NL | 40.126.32.68:443 | tcp |
Files
memory/4768-132-0x0000000000000000-mapping.dmp