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
2024-05-20 03:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-20 03:49
Reported
2024-05-20 04:11
Platform
win7-20231129-en
Max time kernel
839s
Max time network
839s
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 2364 wrote to memory of 2388 | N/A | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2364 wrote to memory of 2388 | N/A | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2364 wrote to memory of 2388 | N/A | C:\Users\Admin\AppData\Local\Temp\CFXBypass.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2364 wrote to memory of 2388 | 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 2364 -s 128
Network
Files
memory/2364-0-0x00000000000E0000-0x000000000012B000-memory.dmp
memory/2364-5-0x0000000000130000-0x0000000000131000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-20 03:49
Reported
2024-05-20 04:15
Platform
win10v2004-20240508-en
Max time kernel
446s
Max time network
1170s
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 | 172.67.185.32:443 | cleartotalfisherwo.shop | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.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 | 172.67.183.226:443 | enthusiasimtitleow.shop | tcp |
| US | 8.8.8.8:53 | dismissalcylinderhostw.shop | udp |
| US | 104.21.22.160:443 | dismissalcylinderhostw.shop | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | affordcharmcropwo.shop | udp |
| US | 8.8.8.8:53 | 32.185.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 191.199.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 226.183.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 160.22.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | 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 | communicationgenerwo.shop | udp |
| US | 104.21.83.19:443 | communicationgenerwo.shop | 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 | 143.23.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 34.181.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.83.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 218.144.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.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 | 8.8.8.8:53 | 199.111.78.13.in-addr.arpa | udp |
Files
memory/4476-0-0x00000000002A0000-0x00000000002EB000-memory.dmp
memory/4476-6-0x00000000006D0000-0x00000000006D1000-memory.dmp
memory/4476-5-0x00000000006D0000-0x00000000006D1000-memory.dmp
memory/4476-9-0x00000000006D0000-0x00000000006D1000-memory.dmp
memory/4476-8-0x00000000006D0000-0x00000000006D1000-memory.dmp
memory/4476-7-0x00000000006D0000-0x00000000006D1000-memory.dmp
memory/4476-10-0x00000000002A0000-0x00000000002EB000-memory.dmp