Analysis Overview
SHA256
62e9fdaaf90da01ef28a26823e3442d73b93dc0e23d93139df631701cf6da260
Threat Level: Known bad
The file skibidirat.exe was found to be: Known bad.
Malicious Activity Summary
Quasar family
Quasar payload
Quasar RAT
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Suspicious use of SendNotifyMessage
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-05 08:05
Signatures
Quasar family
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-05 08:05
Reported
2024-08-05 08:07
Platform
win7-20240729-en
Max time kernel
149s
Max time network
147s
Command Line
Signatures
Quasar RAT
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\skibidirat.exe
"C:\Users\Admin\AppData\Local\Temp\skibidirat.exe"
Network
| Country | Destination | Domain | Proto |
| US | 147.185.221.18:42996 | tcp | |
| US | 147.185.221.18:1770 | tcp | |
| US | 147.185.221.18:42996 | tcp | |
| US | 147.185.221.18:1770 | tcp | |
| US | 147.185.221.18:42996 | tcp | |
| US | 147.185.221.18:1770 | tcp | |
| US | 147.185.221.18:42996 | tcp | |
| US | 147.185.221.18:1770 | tcp | |
| US | 147.185.221.18:42996 | tcp | |
| US | 147.185.221.18:1770 | tcp | |
| US | 147.185.221.18:42996 | tcp | |
| US | 147.185.221.18:1770 | tcp |
Files
memory/1664-0-0x000007FEF6183000-0x000007FEF6184000-memory.dmp
memory/1664-1-0x0000000001060000-0x0000000001384000-memory.dmp
memory/1664-2-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmp
memory/1664-3-0x000007FEF6183000-0x000007FEF6184000-memory.dmp
memory/1664-4-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-05 08:05
Reported
2024-08-05 08:05
Platform
win10v2004-20240802-en
Max time kernel
39s
Max time network
41s
Command Line
Signatures
Quasar RAT
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "233" | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" | C:\Windows\system32\LogonUI.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\System32\shutdown.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\System32\shutdown.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\LogonUI.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2344 wrote to memory of 444 | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | C:\Windows\System32\shutdown.exe |
| PID 2344 wrote to memory of 444 | N/A | C:\Users\Admin\AppData\Local\Temp\skibidirat.exe | C:\Windows\System32\shutdown.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\skibidirat.exe
"C:\Users\Admin\AppData\Local\Temp\skibidirat.exe"
C:\Windows\System32\shutdown.exe
"C:\Windows\System32\shutdown.exe" /s /t 0
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa395d855 /state1:0x41c64e6d
Network
| Country | Destination | Domain | Proto |
| US | 147.185.221.18:42996 | tcp | |
| 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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ipwho.is | udp |
| DE | 195.201.57.90:443 | ipwho.is | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.57.201.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/2344-0-0x00007FFA10843000-0x00007FFA10845000-memory.dmp
memory/2344-1-0x0000000000140000-0x0000000000464000-memory.dmp
memory/2344-2-0x00007FFA10840000-0x00007FFA11301000-memory.dmp
memory/2344-3-0x000000001BB60000-0x000000001BBB0000-memory.dmp
memory/2344-4-0x000000001BC70000-0x000000001BD22000-memory.dmp
memory/2344-5-0x000000001BB30000-0x000000001BB42000-memory.dmp
memory/2344-6-0x000000001BBF0000-0x000000001BC2C000-memory.dmp
memory/2344-7-0x00007FFA10843000-0x00007FFA10845000-memory.dmp
memory/2344-8-0x00007FFA10840000-0x00007FFA11301000-memory.dmp
memory/2344-10-0x00007FFA10840000-0x00007FFA11301000-memory.dmp