Analysis Overview
SHA256
ce9ac1c65559cdc5dce9321e5ec22fed14c08db278c75476e1a1ffac2e652728
Threat Level: Known bad
The file google.exe was found to be: Known bad.
Malicious Activity Summary
Stormkitty family
StormKitty
Contains code to disable Windows Defender
StormKitty payload
Adds Run key to start application
Looks up external IP address via web service
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-30 17:47
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
2023-08-30 17:47
Reported
2023-08-30 17:49
Platform
win7-20230712-en
Max time kernel
97s
Max time network
26s
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-1-5-21-3408354897-1169622894-3874090110-1000\Software\Microsoft\Windows\CurrentVersion\Run\nvidiaDValueOn = "C:\\Users\\Admin\\AppData\\Local\\NVIDIA Local Drivers\\DriversUpdateProcess_x64.exe" | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\google.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 788 wrote to memory of 2912 | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | C:\Windows\system32\WerFault.exe |
| PID 788 wrote to memory of 2912 | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | C:\Windows\system32\WerFault.exe |
| PID 788 wrote to memory of 2912 | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\google.exe
"C:\Users\Admin\AppData\Local\Temp\google.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 788 -s 860
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| JP | 132.226.8.169:80 | checkip.dyndns.org | tcp |
Files
memory/788-0-0x00000000008D0000-0x00000000008EA000-memory.dmp
memory/788-1-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
memory/788-2-0x0000000000540000-0x00000000005C0000-memory.dmp
memory/788-5-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-30 17:47
Reported
2023-08-30 17:49
Platform
win10v2004-20230703-en
Max time kernel
105s
Max time network
110s
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-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nvidiaDValueOn = "C:\\Users\\Admin\\AppData\\Local\\NVIDIA Local Drivers\\DriversUpdateProcess_x64.exe" | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\google.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\google.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\google.exe
"C:\Users\Admin\AppData\Local\Temp\google.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 408 -p 4996 -ip 4996
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 4996 -s 1376
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| JP | 132.226.8.169:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | 169.8.226.132.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 219.131.50.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.22.238.8.in-addr.arpa | udp |
Files
memory/4996-0-0x0000000000A00000-0x0000000000A1A000-memory.dmp
memory/4996-1-0x00007FF958ED0000-0x00007FF959991000-memory.dmp
memory/4996-2-0x00000000013B0000-0x00000000013C0000-memory.dmp
memory/4996-5-0x00007FF958ED0000-0x00007FF959991000-memory.dmp