Analysis Overview
SHA256
562597b775c99aaf02c9e8f5adfdcc62b2cb249b4fbb06e4e128a0bd5daa3899
Threat Level: Known bad
The file 562597b775c99aaf02c9e8f5adfdcc62b2cb249b4fbb06e4e128a0bd5daa3899 was found to be: Known bad.
Malicious Activity Summary
Floxif, Floodfix
Detects Floxif payload
Loads dropped DLL
ACProtect 1.3x - 1.4x DLL software
UPX packed file
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-09 21:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-09 21:45
Reported
2024-09-09 21:48
Platform
win7-20240903-en
Max time kernel
122s
Max time network
122s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
UPX packed file
| 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 |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Common Files\System\symsrv.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2688 wrote to memory of 2156 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2688 wrote to memory of 2156 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2688 wrote to memory of 2156 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2688 wrote to memory of 2156 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2688 wrote to memory of 2156 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2688 wrote to memory of 2156 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2688 wrote to memory of 2156 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\562597b775c99aaf02c9e8f5adfdcc62b2cb249b4fbb06e4e128a0bd5daa3899.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\562597b775c99aaf02c9e8f5adfdcc62b2cb249b4fbb06e4e128a0bd5daa3899.dll,#1
Network
Files
\Program Files\Common Files\System\symsrv.dll
| MD5 | 4fcd7574537cebec8e75b4e646996643 |
| SHA1 | efa59bb9050fb656b90d5d40c942fb2a304f2a8b |
| SHA256 | 8ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d |
| SHA512 | 7f1a7ef64d332a735db82506b47d84853af870785066d29ccaf4fdeab114079a9f0db400e01ba574776a0d652a248658fe1e8f9659cdced19ad6eea09644ea3e |
memory/2156-3-0x0000000010000000-0x0000000010033000-memory.dmp
memory/2156-4-0x0000000074BD0000-0x0000000074CCD000-memory.dmp
memory/2156-6-0x0000000010000000-0x0000000010033000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-09 21:45
Reported
2024-09-09 21:48
Platform
win10v2004-20240802-en
Max time kernel
93s
Max time network
123s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
UPX packed file
| 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 |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Common Files\System\symsrv.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4204 wrote to memory of 1512 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4204 wrote to memory of 1512 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4204 wrote to memory of 1512 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\562597b775c99aaf02c9e8f5adfdcc62b2cb249b4fbb06e4e128a0bd5daa3899.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\562597b775c99aaf02c9e8f5adfdcc62b2cb249b4fbb06e4e128a0bd5daa3899.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 44.56.20.217.in-addr.arpa | udp |
Files
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 4fcd7574537cebec8e75b4e646996643 |
| SHA1 | efa59bb9050fb656b90d5d40c942fb2a304f2a8b |
| SHA256 | 8ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d |
| SHA512 | 7f1a7ef64d332a735db82506b47d84853af870785066d29ccaf4fdeab114079a9f0db400e01ba574776a0d652a248658fe1e8f9659cdced19ad6eea09644ea3e |
memory/1512-2-0x0000000010000000-0x0000000010033000-memory.dmp
memory/1512-5-0x000000007495B000-0x000000007495C000-memory.dmp
memory/1512-8-0x0000000010000000-0x0000000010033000-memory.dmp
memory/1512-6-0x0000000074950000-0x0000000074A4D000-memory.dmp