Analysis Overview
SHA256
ba7cc79a6b9ee4973b90ce17f4552a6c8a869ebcda495109e7558788f5dd4581
Threat Level: Known bad
The file 915a65f6454abb500fb45eed10a9049d_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Gandcrab
GandCrab payload
Adds Run key to start application
Enumerates connected drives
Unsigned PE
Program crash
Suspicious use of SetWindowsHookAW
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-03 09:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 09:55
Reported
2024-06-03 09:57
Platform
win7-20240221-en
Max time kernel
140s
Max time network
120s
Command Line
Signatures
GandCrab payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gandcrab
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\dlqensgxqjl = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\ogkcke.exe\"" | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | N/A |
Enumerates connected drives
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookAW
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2964 wrote to memory of 2648 | N/A | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2964 wrote to memory of 2648 | N/A | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2964 wrote to memory of 2648 | N/A | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2964 wrote to memory of 2648 | N/A | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 736
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ipv4bot.whatismyipaddress.com | udp |
Files
memory/2964-1-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2964-2-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2964-3-0x0000000000510000-0x0000000000527000-memory.dmp
memory/2964-5-0x0000000000400000-0x0000000000430000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 09:55
Reported
2024-06-03 09:57
Platform
win10v2004-20240508-en
Max time kernel
133s
Max time network
105s
Command Line
Signatures
GandCrab payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gandcrab
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe |
Suspicious use of SetWindowsHookAW
Processes
C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\915a65f6454abb500fb45eed10a9049d_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1944 -ip 1944
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 456
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.75:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.75:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/1944-1-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1944-2-0x0000000002210000-0x0000000002227000-memory.dmp
memory/1944-5-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1944-4-0x0000000000670000-0x0000000000770000-memory.dmp