Analysis Overview
SHA256
87307f9cbe996ef6cfd171c70af3e84d556c9eaddbda28de135333d54b42422a
Threat Level: Known bad
The file 81f06f19f54142c5c5d2c7c80c3400b1 was found to be: Known bad.
Malicious Activity Summary
Mercurial Grabber Stealer
Looks for VirtualBox Guest Additions in registry
Looks for VMWare Tools registry key
Checks BIOS information in registry
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Maps connected drives based on registry
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Modifies system certificate store
Enumerates system info in registry
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-26 17:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-26 17:51
Reported
2023-12-28 07:47
Platform
win10v2004-20231222-en
Max time kernel
142s
Max time network
148s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 680 wrote to memory of 5072 | N/A | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe |
| PID 680 wrote to memory of 5072 | N/A | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe |
| PID 680 wrote to memory of 5072 | N/A | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe
"C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe"
C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe
C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| GB | 96.16.110.114:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 52.165.164.15:443 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp | |
| N/A | 88.221.134.18:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.179.89.13.in-addr.arpa | udp |
Files
memory/680-1-0x0000000074F60000-0x0000000075710000-memory.dmp
memory/680-2-0x0000000005080000-0x0000000005624000-memory.dmp
memory/680-3-0x0000000004B70000-0x0000000004C0C000-memory.dmp
memory/680-5-0x0000000002430000-0x000000000243A000-memory.dmp
memory/680-12-0x0000000000400000-0x0000000000500000-memory.dmp
memory/680-15-0x0000000000400000-0x0000000000500000-memory.dmp
memory/680-14-0x0000000000400000-0x0000000000500000-memory.dmp
memory/680-13-0x0000000074F60000-0x0000000075710000-memory.dmp
memory/680-11-0x0000000000400000-0x0000000000500000-memory.dmp
memory/680-4-0x00000000024D0000-0x00000000024E0000-memory.dmp
memory/680-0-0x00000000000E0000-0x0000000000132000-memory.dmp
memory/680-16-0x0000000000400000-0x0000000000500000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-26 17:51
Reported
2023-12-28 07:46
Platform
win7-20231129-en
Max time kernel
20s
Max time network
144s
Command Line
Signatures
Mercurial Grabber Stealer
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMWare, Inc.\VMWare Tools | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.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\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
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\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2392 set thread context of 2992 | N/A | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.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\81f06f19f54142c5c5d2c7c80c3400b1.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\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe
"C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe"
C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe
C:\Users\Admin\AppData\Local\Temp\81f06f19f54142c5c5d2c7c80c3400b1.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 1840
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 | apps.identrust.com | udp |
| GB | 96.17.179.205:80 | apps.identrust.com | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 92.123.241.137:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| 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 | 162.159.128.233:443 | discord.com | tcp |
| US | 162.159.128.233:443 | discord.com | tcp |
Files
memory/2392-0-0x0000000001290000-0x00000000012E2000-memory.dmp
memory/2392-1-0x0000000074810000-0x0000000074EFE000-memory.dmp
memory/2392-3-0x0000000000DE0000-0x0000000000E20000-memory.dmp
memory/2392-17-0x0000000000240000-0x0000000000340000-memory.dmp
memory/2392-22-0x0000000074810000-0x0000000074EFE000-memory.dmp
memory/2992-24-0x0000000004E70000-0x0000000004EB0000-memory.dmp
memory/2992-23-0x0000000074810000-0x0000000074EFE000-memory.dmp
memory/2992-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2992-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2992-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2392-2-0x0000000000220000-0x000000000022A000-memory.dmp
memory/2992-27-0x0000000074810000-0x0000000074EFE000-memory.dmp
memory/2992-38-0x0000000004E70000-0x0000000004EB0000-memory.dmp