Analysis Overview
SHA256
9d3aab1f80e8d8025bbb38ca3ece961dd2e896041039f1bbdc1ee25996daab37
Threat Level: Known bad
The file 9d3aab1f80e8d8025bbb38ca3ece961dd2e896041039f1bbdc1ee25996daab37 was found to be: Known bad.
Malicious Activity Summary
Taurus Stealer
Taurus Stealer Payload
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
Accesses 2FA software files, possible credential harvesting
Maps connected drives based on registry
Checks installed software on the system
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-06 22:36
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-06 22:36
Reported
2022-02-06 22:39
Platform
win7-en-20211208
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Taurus Stealer
Taurus Stealer Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Looks for VirtualBox Guest Additions in registry
Looks for VMWare Tools registry key
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\po-202103.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\po-202103.exe | N/A |
Reads user/profile data of web browsers
Accesses 2FA software files, possible credential harvesting
Checks installed software on the system
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\po-202103.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\po-202103.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2028 set thread context of 756 | N/A | C:\Users\Admin\AppData\Local\Temp\po-202103.exe | C:\Users\Admin\AppData\Local\Temp\po-202103.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\po-202103.exe
"C:\Users\Admin\AppData\Local\Temp\po-202103.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YNzYyntiwSm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp82B6.tmp"
C:\Users\Admin\AppData\Local\Temp\po-202103.exe
"C:\Users\Admin\AppData\Local\Temp\po-202103.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | boltanew.ga | udp |
Files
memory/2028-54-0x0000000001040000-0x0000000001154000-memory.dmp
memory/2028-55-0x0000000075191000-0x0000000075193000-memory.dmp
memory/2028-56-0x0000000000480000-0x000000000048E000-memory.dmp
memory/2028-57-0x0000000000A30000-0x0000000000A31000-memory.dmp
memory/2028-58-0x0000000000D50000-0x0000000000DB6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp82B6.tmp
| MD5 | 473715d7d59a5b35c2e89d9ac4e81ffa |
| SHA1 | a3f89a904121e70b4bf1540af1141860f934461d |
| SHA256 | 1307b27071e4aff53304de12942d3adc65fae314410089cb5024e374c0b06bae |
| SHA512 | 6fe4fdb5796adfa6244894b6ba6e4d3bf13249dc7b6310d765f07c353efff03e17105b83940dd7c59018eff6aac38949af11cc310fa79a7d3b25b3a63f386f47 |
memory/756-60-0x0000000000400000-0x000000000043A000-memory.dmp
memory/756-61-0x0000000000400000-0x000000000043A000-memory.dmp
memory/756-62-0x0000000000400000-0x000000000043A000-memory.dmp
memory/756-63-0x0000000000400000-0x000000000043A000-memory.dmp
memory/756-64-0x0000000000400000-0x000000000043A000-memory.dmp
memory/756-65-0x0000000000400000-0x000000000043A000-memory.dmp
memory/756-67-0x0000000000400000-0x000000000043A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-06 22:36
Reported
2022-02-06 22:39
Platform
win10v2004-en-20220113
Max time kernel
5s
Max time network
31s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\po-202103.exe
"C:\Users\Admin\AppData\Local\Temp\po-202103.exe"
Network
Files
memory/2768-130-0x0000000000820000-0x0000000000934000-memory.dmp
memory/2768-131-0x00000000053C0000-0x000000000545C000-memory.dmp
memory/2768-132-0x0000000005A10000-0x0000000005FB4000-memory.dmp
memory/2768-133-0x0000000005460000-0x00000000054F2000-memory.dmp