Analysis Overview
SHA256
932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4e
Threat Level: Known bad
The file 932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN was found to be: Known bad.
Malicious Activity Summary
Renamer family
Detects Renamer worm.
Renamer, Grenam
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-19 17:57
Signatures
Detects Renamer worm.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Renamer family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-19 17:57
Reported
2024-10-19 17:59
Platform
win7-20240903-en
Max time kernel
119s
Max time network
16s
Command Line
Signatures
Detects Renamer worm.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Renamer, Grenam
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2192 wrote to memory of 2936 | N/A | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2192 wrote to memory of 2936 | N/A | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2192 wrote to memory of 2936 | N/A | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2192 wrote to memory of 2936 | N/A | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe
"C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 176
Network
Files
memory/2192-0-0x0000000000400000-0x00000000004DB000-memory.dmp
memory/2192-1-0x0000000000400000-0x00000000004DB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-19 17:57
Reported
2024-10-19 17:59
Platform
win10v2004-20241007-en
Max time kernel
102s
Max time network
103s
Command Line
Signatures
Detects Renamer worm.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Renamer, Grenam
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe
"C:\Users\Admin\AppData\Local\Temp\932fdab800d3aa49d8978209f89998eceb165095f527b36aebc425885bc05f4eN.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 900 -ip 900
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 900 -s 468
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.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 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/900-0-0x0000000000400000-0x00000000004DB000-memory.dmp
memory/900-2-0x0000000000400000-0x00000000004DB000-memory.dmp