Analysis Overview
SHA256
5c23a36bf787b5def49e8f73386e08f314cbed86f24238d87e6ba7f9b5d327d9
Threat Level: Known bad
The file 5c23a36bf787b5def49e8f73386e08f314cbed86f24238d87e6ba7f9b5d327d9 was found to be: Known bad.
Malicious Activity Summary
Gandcrab Payload
Gandcrab family
Detects Reflective DLL injection artifacts
Detects ransomware indicator
GandCrab payload
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-25 22:08
Signatures
Detects Reflective DLL injection artifacts
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects ransomware indicator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
GandCrab payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Gandcrab Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Gandcrab family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-25 22:08
Reported
2024-05-25 22:10
Platform
win7-20240508-en
Max time kernel
121s
Max time network
122s
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
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5c23a36bf787b5def49e8f73386e08f314cbed86f24238d87e6ba7f9b5d327d9.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5c23a36bf787b5def49e8f73386e08f314cbed86f24238d87e6ba7f9b5d327d9.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 228
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-25 22:08
Reported
2024-05-25 22:10
Platform
win10v2004-20240426-en
Max time kernel
148s
Max time network
152s
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 804 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 804 wrote to memory of 2264 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 804 wrote to memory of 2264 | 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\5c23a36bf787b5def49e8f73386e08f314cbed86f24238d87e6ba7f9b5d327d9.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5c23a36bf787b5def49e8f73386e08f314cbed86f24238d87e6ba7f9b5d327d9.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2264 -ip 2264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 624
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 145.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 66.229.138.52.in-addr.arpa | udp |