Analysis Overview
SHA256
9a2e3dc68a174dd462bac174fdf5c22b59867479bea2f9a5f5650797157a004f
Threat Level: Known bad
The file TOKEN-GEN-CHECKER.exe was found to be: Known bad.
Malicious Activity Summary
Mercurialgrabber family
Mercurial Grabber Stealer
Looks for VirtualBox Guest Additions in registry
Looks for VMWare Tools registry key
Checks BIOS information in registry
Reads user/profile data of web browsers
Maps connected drives based on registry
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Program crash
Enumerates system info in registry
Suspicious use of AdjustPrivilegeToken
Checks processor information in registry
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-16 00:30
Signatures
Mercurialgrabber family
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-16 00:30
Reported
2022-10-16 00:31
Platform
win10v2004-20220812-en
Max time kernel
15s
Max time network
9s
Command Line
Signatures
Mercurial Grabber Stealer
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Reads user/profile data of web browsers
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip4.seeip.org | N/A | N/A |
| N/A | ip4.seeip.org | N/A | N/A |
| N/A | ip-api.com | N/A | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe
"C:\Users\Admin\AppData\Local\Temp\TOKEN-GEN-CHECKER.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 408 -p 5032 -ip 5032
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 5032 -s 2028
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ip4.seeip.org | udp |
| US | 23.128.64.141:443 | ip4.seeip.org | tcp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | discord.com | udp |
| US | 162.159.135.232:443 | discord.com | tcp |
Files
memory/5032-132-0x0000000000870000-0x0000000000880000-memory.dmp
memory/5032-133-0x00007FFDE02F0000-0x00007FFDE0DB1000-memory.dmp
memory/5032-134-0x00007FFDE02F0000-0x00007FFDE0DB1000-memory.dmp