Analysis Overview
SHA256
736f8b467d09e4805d336c56b49ec183355dc433e04b93904d2e8d5876d5b9de
Threat Level: Known bad
The file PussyKiller.exe was found to be: Known bad.
Malicious Activity Summary
Contains code to disable Windows Defender
StormKitty
StormKitty payload
Stormkitty family
Adds Run key to start application
Looks up external IP address via web service
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Checks SCSI registry key(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-10 03:11
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Stormkitty family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-10 03:11
Reported
2024-07-10 03:14
Platform
win7-20240704-en
Max time kernel
121s
Max time network
123s
Command Line
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\nvidiaDValueOn = "C:\\Users\\Admin\\AppData\\Local\\NVIDIA Local Drivers\\DriversUpdateProcess_x64.exe" | C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2540 wrote to memory of 2808 | N/A | C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe | C:\Windows\system32\WerFault.exe |
| PID 2540 wrote to memory of 2808 | N/A | C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe | C:\Windows\system32\WerFault.exe |
| PID 2540 wrote to memory of 2808 | N/A | C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe
"C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2540 -s 1008
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 158.101.44.242:80 | checkip.dyndns.org | tcp |
Files
memory/2540-0-0x000007FEF5FA3000-0x000007FEF5FA4000-memory.dmp
memory/2540-1-0x0000000001000000-0x0000000001018000-memory.dmp
memory/2540-2-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp
memory/2540-5-0x000007FEF5FA3000-0x000007FEF5FA4000-memory.dmp
memory/2540-6-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-10 03:11
Reported
2024-07-10 03:14
Platform
win10v2004-20240709-en
Max time kernel
120s
Max time network
125s
Command Line
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nvidiaDValueOn = "C:\\Users\\Admin\\AppData\\Local\\NVIDIA Local Drivers\\DriversUpdateProcess_x64.exe" | C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000 | C:\Windows\system32\taskmgr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A | C:\Windows\system32\taskmgr.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeCreateGlobalPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Processes
C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe
"C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe"
C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| BR | 132.226.247.73:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | 73.247.226.132.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
Files
memory/3208-1-0x0000000000BF0000-0x0000000000C08000-memory.dmp
memory/3208-0-0x00007FF8E66B3000-0x00007FF8E66B5000-memory.dmp
memory/3208-2-0x00007FF8E66B0000-0x00007FF8E7171000-memory.dmp
memory/3208-5-0x00007FF8E66B0000-0x00007FF8E7171000-memory.dmp
memory/1376-6-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-7-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-8-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-14-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-18-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-17-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-16-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-15-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-13-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
memory/1376-12-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
C:\Users\Admin\AppData\Local\NVIDIA Local Drivers\DriversUpdateProcess_x64.exe
| MD5 | 7acd7ca811c678a92d62d556cae858dc |
| SHA1 | b05d0fd47d2d905234db53614f725e3744c93b3e |
| SHA256 | 736f8b467d09e4805d336c56b49ec183355dc433e04b93904d2e8d5876d5b9de |
| SHA512 | 24fe70950fc092d9de383f5c80c70bdc4bd5e342b927e2fb495752e0036c3d2eb0547f60467ef5019a686fffd2f8057105d13dd566172f9438ffe4434748166b |