Analysis Overview
SHA256
a143af3208309cd86cb8382fab68244fc91d582d234f0f849ac8836e10ae592c
Threat Level: Known bad
The file 2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany was found to be: Known bad.
Malicious Activity Summary
Gandcrab family
Detects Reflective DLL injection artifacts
Detects ransomware indicator
GandCrab payload
Gandcrab Payload
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-25 21:58
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: behavioral2
Detonation Overview
Submitted
2024-05-25 21:58
Reported
2024-05-25 22:00
Platform
win10v2004-20240508-en
Max time kernel
135s
Max time network
126s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1916 -ip 1916
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 264
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| NL | 23.62.61.171:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 145.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-25 21:58
Reported
2024-05-25 22:00
Platform
win7-20240508-en
Max time kernel
121s
Max time network
121s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1976 wrote to memory of 1896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1976 wrote to memory of 1896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1976 wrote to memory of 1896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1976 wrote to memory of 1896 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 88