Analysis Overview
SHA256
9b7152d2053180c5d13f303ec815a437cc1d6f8d19a9cfb39e02741d7a3feab1
Threat Level: Known bad
The file 7e7fdda992ee5496837a3553b3fdf60a 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
Legitimate hosting services abused for malware hosting/C2
Maps connected drives based on registry
Unsigned PE
Enumerates system info in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-26 16:58
Signatures
Mercurialgrabber family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-26 16:58
Reported
2023-12-28 06:03
Platform
win7-20231215-en
Max time kernel
119s
Max time network
125s
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\7e7fdda992ee5496837a3553b3fdf60a.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\7e7fdda992ee5496837a3553b3fdf60a.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\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
Reads user/profile data of web browsers
Legitimate hosting services abused for malware hosting/C2
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\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
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\7e7fdda992ee5496837a3553b3fdf60a.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\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2028 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | C:\Windows\system32\WerFault.exe |
| PID 2028 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | C:\Windows\system32\WerFault.exe |
| PID 2028 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe
"C:\Users\Admin\AppData\Local\Temp\7e7fdda992ee5496837a3553b3fdf60a.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2028 -s 1004
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | discord.com | udp |
| US | 162.159.137.232:443 | discord.com | tcp |
Files
memory/2028-0-0x0000000000FC0000-0x0000000000FD0000-memory.dmp
memory/2028-1-0x000007FEF5B70000-0x000007FEF655C000-memory.dmp
memory/2028-5-0x000000001AAE0000-0x000000001AB60000-memory.dmp
memory/2028-6-0x000007FEF5B70000-0x000007FEF655C000-memory.dmp
memory/2028-7-0x000000001AAE0000-0x000000001AB60000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-26 16:58
Reported
2023-12-28 06:02
Platform
win10v2004-20231215-en