Analysis Overview
SHA256
49d828087ca77abc8d3ac2e4719719ca48578b265bbb632a1a7a36560ec47f2d
Threat Level: Known bad
The file 49d828087ca77abc8d3ac2e4719719ca48578b265bbb632a1a7a36560ec47f2d was found to be: Known bad.
Malicious Activity Summary
Detects Yanluowang ransomware
Yanluowang family
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Checks SCSI registry key(s)
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-15 11:11
Signatures
Detects Yanluowang ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Yanluowang family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-15 11:11
Reported
2024-06-15 11:13
Platform
win11-20240419-en
Max time kernel
136s
Max time network
137s
Command Line
Signatures
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| 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 |
| 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 |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\System32\Taskmgr.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\System32\Taskmgr.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\Taskmgr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| 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 |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Processes
C:\Users\Admin\AppData\Local\Temp\49d828087ca77abc8d3ac2e4719719ca48578b265bbb632a1a7a36560ec47f2d.exe
"C:\Users\Admin\AppData\Local\Temp\49d828087ca77abc8d3ac2e4719719ca48578b265bbb632a1a7a36560ec47f2d.exe"
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
C:\Windows\System32\Taskmgr.exe
"C:\Windows\System32\Taskmgr.exe"
Network
Files
memory/3816-0-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-2-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-1-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-7-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-6-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-8-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-12-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-11-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-10-0x000001DE998F0000-0x000001DE998F1000-memory.dmp
memory/3816-9-0x000001DE998F0000-0x000001DE998F1000-memory.dmp