Analysis Overview
SHA256
42f3f02f068d4c71db86b450dc03897b2ff27554402ac37deb4817856555ad8a
Threat Level: Known bad
The file f59c4abf1d82c01d36d7fbcc5e757a2d.exe was found to be: Known bad.
Malicious Activity Summary
Lumma Stealer, LummaC
Lumma family
Suspicious use of SetThreadContext
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-07-01 07:21
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-07-01 07:21
Reported
2025-07-01 07:24
Platform
win10v2004-20250610-en
Max time kernel
103s
Max time network
140s
Command Line
Signatures
Lumma Stealer, LummaC
Lumma family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4516 set thread context of 212 | N/A | C:\Users\Admin\AppData\Local\Temp\f59c4abf1d82c01d36d7fbcc5e757a2d.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f59c4abf1d82c01d36d7fbcc5e757a2d.exe
"C:\Users\Admin\AppData\Local\Temp\f59c4abf1d82c01d36d7fbcc5e757a2d.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | swenku.xyz | udp |
| US | 144.172.115.212:443 | swenku.xyz | tcp |
| US | 144.172.115.212:443 | swenku.xyz | tcp |
| US | 144.172.115.212:443 | swenku.xyz | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.179.227:80 | c.pki.goog | tcp |
Files
memory/212-0-0x0000000000400000-0x000000000045D000-memory.dmp
memory/212-2-0x0000000000400000-0x000000000045D000-memory.dmp
memory/212-3-0x0000000000400000-0x000000000045D000-memory.dmp
memory/212-6-0x0000000000400000-0x000000000045D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-07-01 07:21
Reported
2025-07-01 07:24
Platform
win11-20250619-en
Max time kernel
101s
Max time network
103s
Command Line
Signatures
Lumma Stealer, LummaC
Lumma family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1952 set thread context of 5916 | N/A | C:\Users\Admin\AppData\Local\Temp\f59c4abf1d82c01d36d7fbcc5e757a2d.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f59c4abf1d82c01d36d7fbcc5e757a2d.exe
"C:\Users\Admin\AppData\Local\Temp\f59c4abf1d82c01d36d7fbcc5e757a2d.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 144.172.115.212:443 | swenku.xyz | tcp |
| US | 144.172.115.212:443 | swenku.xyz | tcp |
| US | 144.172.115.212:443 | swenku.xyz | tcp |
Files
memory/5916-0-0x0000000000400000-0x000000000045D000-memory.dmp
memory/5916-2-0x0000000000400000-0x000000000045D000-memory.dmp
memory/5916-3-0x0000000000400000-0x000000000045D000-memory.dmp
memory/5916-6-0x0000000000400000-0x000000000045D000-memory.dmp