Analysis Overview
SHA256
ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16
Threat Level: Known bad
The file ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe was found to be: Known bad.
Malicious Activity Summary
Lumma Stealer
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-02-27 05:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-27 05:44
Reported
2024-02-27 05:46
Platform
win7-20240221-en
Max time kernel
120s
Max time network
123s
Command Line
Signatures
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1996 set thread context of 2520 | N/A | C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe
"C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 256
Network
Files
memory/1996-0-0x0000000000820000-0x0000000000870000-memory.dmp
memory/1996-1-0x0000000074560000-0x0000000074C4E000-memory.dmp
memory/2520-4-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2520-5-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2520-6-0x0000000000400000-0x0000000000449000-memory.dmp
memory/1996-8-0x0000000002190000-0x0000000004190000-memory.dmp
memory/2520-9-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2520-11-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2520-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2520-15-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2520-18-0x0000000000400000-0x0000000000449000-memory.dmp
memory/1996-19-0x0000000074560000-0x0000000074C4E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-27 05:44
Reported
2024-02-27 05:46
Platform
win10v2004-20240226-en
Max time kernel
93s
Max time network
122s
Command Line
Signatures
Lumma Stealer
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1172 set thread context of 4824 | N/A | C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe
"C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | healthproline.pro | udp |
| US | 104.21.16.186:443 | healthproline.pro | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | technologyenterdo.shop | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 172.67.180.132:443 | technologyenterdo.shop | tcp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 186.16.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | lighterepisodeheighte.fun | udp |
| US | 8.8.8.8:53 | problemregardybuiwo.fun | udp |
| US | 8.8.8.8:53 | detectordiscusser.shop | udp |
| US | 172.67.195.126:443 | detectordiscusser.shop | tcp |
| US | 8.8.8.8:53 | edurestunningcrackyow.fun | udp |
| US | 8.8.8.8:53 | pooreveningfuseor.pw | udp |
| US | 8.8.8.8:53 | turkeyunlikelyofw.shop | udp |
| US | 104.21.76.253:443 | turkeyunlikelyofw.shop | tcp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 132.180.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.195.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | associationokeo.shop | udp |
| US | 104.21.10.242:443 | associationokeo.shop | tcp |
| US | 8.8.8.8:53 | 242.10.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.76.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/1172-0-0x0000000000E90000-0x0000000000EE0000-memory.dmp
memory/1172-1-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/4824-4-0x0000000000400000-0x0000000000449000-memory.dmp
memory/4824-7-0x0000000000400000-0x0000000000449000-memory.dmp
memory/1172-9-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/1172-10-0x00000000032E0000-0x00000000052E0000-memory.dmp
memory/4824-11-0x0000000001110000-0x0000000001142000-memory.dmp
memory/4824-12-0x0000000001110000-0x0000000001142000-memory.dmp
memory/4824-13-0x0000000001110000-0x0000000001142000-memory.dmp
memory/4824-14-0x0000000001110000-0x0000000001142000-memory.dmp
memory/4824-15-0x0000000000400000-0x0000000000449000-memory.dmp
memory/1172-16-0x00000000032E0000-0x00000000052E0000-memory.dmp