Analysis Overview
SHA256
43bd311ba4afde9fa45000678c13b292dc144473a1ad0228961698eee481d60b
Threat Level: Known bad
The file 43bd311ba4afde9fa45000678c13b292dc144473a1ad0228961698eee481d60b.dll was found to be: Known bad.
Malicious Activity Summary
Qakbot family
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-03-14 00:34
Signatures
Qakbot family
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-14 00:34
Reported
2023-03-14 00:37
Platform
win7-20230220-en
Max time kernel
28s
Max time network
30s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\43bd311ba4afde9fa45000678c13b292dc144473a1ad0228961698eee481d60b.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\43bd311ba4afde9fa45000678c13b292dc144473a1ad0228961698eee481d60b.dll,#1
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 360
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-14 00:34
Reported
2023-03-14 00:37
Platform
win10v2004-20230221-en
Max time kernel
119s
Max time network
127s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4584 wrote to memory of 3352 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4584 wrote to memory of 3352 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4584 wrote to memory of 3352 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3352 wrote to memory of 2104 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\wermgr.exe |
| PID 3352 wrote to memory of 2104 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\wermgr.exe |
| PID 3352 wrote to memory of 2104 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\wermgr.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\43bd311ba4afde9fa45000678c13b292dc144473a1ad0228961698eee481d60b.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\43bd311ba4afde9fa45000678c13b292dc144473a1ad0228961698eee481d60b.dll,#1
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3352 -ip 3352
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 740
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.81.184.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 113.238.32.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 132.17.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 20.189.173.6:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 8.8.8.8:53 | 2.77.109.52.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 176.122.125.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 6.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.3.0.4.0.0.3.0.1.3.0.6.2.ip6.arpa | udp |