Analysis Overview
SHA256
f5f14b9073f86da926a8ed319b3289b893442414d1511e45177f6915fb4e5478
Threat Level: Known bad
The file CFXBypass.exe was found to be: Known bad.
Malicious Activity Summary
Lumma Stealer
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-25 09:04
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-25 09:04
Reported
2024-05-25 09:05
Platform
win7-20240221-en
Max time kernel
20s
Max time network
15s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1908 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1908 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1908 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1908 wrote to memory of 2632 | N/A | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe
"C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 128
Network
Files
memory/1908-0-0x0000000000270000-0x00000000002BB000-memory.dmp
memory/1908-5-0x00000000000E0000-0x00000000000E1000-memory.dmp
memory/1908-6-0x0000000000270000-0x00000000002BB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-25 09:04
Reported
2024-05-25 09:07
Platform
win10v2004-20240426-en
Max time kernel
133s
Max time network
102s
Command Line
Signatures
Lumma Stealer
Processes
C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe
"C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | sideindexfollowragelrew.pw | udp |
| US | 8.8.8.8:53 | cleartotalfisherwo.shop | udp |
| US | 104.21.72.132:443 | cleartotalfisherwo.shop | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 132.72.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | worryfillvolcawoi.shop | udp |
| US | 172.67.199.191:443 | worryfillvolcawoi.shop | tcp |
| US | 8.8.8.8:53 | enthusiasimtitleow.shop | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 172.67.183.226:443 | enthusiasimtitleow.shop | tcp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | dismissalcylinderhostw.shop | udp |
| US | 8.8.8.8:53 | 191.199.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 226.183.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 172.67.205.132:443 | dismissalcylinderhostw.shop | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | affordcharmcropwo.shop | udp |
| US | 172.67.181.34:443 | affordcharmcropwo.shop | tcp |
| US | 8.8.8.8:53 | diskretainvigorousiw.shop | udp |
| US | 104.21.23.143:443 | diskretainvigorousiw.shop | tcp |
| US | 8.8.8.8:53 | 132.205.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 34.181.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 143.23.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | communicationgenerwo.shop | udp |
| US | 172.67.166.251:443 | communicationgenerwo.shop | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | pillowbrocccolipe.shop | udp |
| US | 172.67.144.218:443 | pillowbrocccolipe.shop | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 251.166.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 218.144.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/2260-0-0x00000000005A0000-0x00000000005EB000-memory.dmp
memory/2260-10-0x0000000000610000-0x0000000000611000-memory.dmp
memory/2260-9-0x0000000000610000-0x0000000000611000-memory.dmp
memory/2260-8-0x0000000000610000-0x0000000000611000-memory.dmp
memory/2260-7-0x0000000000610000-0x0000000000611000-memory.dmp
memory/2260-6-0x0000000000610000-0x0000000000611000-memory.dmp
memory/2260-5-0x0000000000610000-0x0000000000611000-memory.dmp
memory/2260-11-0x00000000005A0000-0x00000000005EB000-memory.dmp