Analysis Overview
SHA256
ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16
Threat Level: Known bad
The file file 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
2024-02-26 20:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-26 20:51
Reported
2024-02-26 20:53
Platform
win7-20240221-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1284 set thread context of 2916 | N/A | C:\Users\Admin\AppData\Local\Temp\file.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\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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 2916 -s 260
Network
Files
memory/1284-0-0x0000000000C70000-0x0000000000CC0000-memory.dmp
memory/1284-1-0x0000000073DE0000-0x00000000744CE000-memory.dmp
memory/2916-4-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2916-5-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2916-6-0x0000000000400000-0x0000000000449000-memory.dmp
memory/1284-8-0x00000000021D0000-0x00000000041D0000-memory.dmp
memory/2916-9-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2916-7-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2916-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2916-12-0x0000000000400000-0x0000000000449000-memory.dmp
memory/2916-15-0x0000000000400000-0x0000000000449000-memory.dmp
memory/1284-16-0x0000000073DE0000-0x00000000744CE000-memory.dmp
memory/2916-17-0x0000000000400000-0x0000000000449000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-26 20:51
Reported
2024-02-26 20:53
Platform
win10v2004-20240226-en
Max time kernel
140s
Max time network
147s
Command Line
Signatures
Lumma Stealer
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4016 set thread context of 4444 | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | healthproline.pro | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 104.21.16.186:443 | healthproline.pro | tcp |
| US | 8.8.8.8:53 | technologyenterdo.shop | udp |
| US | 172.67.180.132:443 | technologyenterdo.shop | tcp |
| 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 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 186.16.21.104.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 | 253.76.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 242.10.21.104.in-addr.arpa | udp |
| GB | 172.217.169.74:443 | tcp | |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 206.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.173.189.20.in-addr.arpa | udp |
Files
memory/4016-0-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/4016-1-0x0000000000BA0000-0x0000000000BF0000-memory.dmp
memory/4444-4-0x0000000000400000-0x0000000000449000-memory.dmp
memory/4016-7-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/4016-8-0x0000000003000000-0x0000000005000000-memory.dmp
memory/4444-10-0x0000000000400000-0x0000000000449000-memory.dmp
memory/4444-11-0x0000000000400000-0x0000000000449000-memory.dmp
memory/4444-13-0x0000000001310000-0x0000000001311000-memory.dmp
memory/4444-12-0x0000000001310000-0x0000000001311000-memory.dmp
memory/4444-14-0x0000000001310000-0x0000000001342000-memory.dmp
memory/4444-15-0x0000000000400000-0x0000000000449000-memory.dmp
memory/4016-16-0x0000000003000000-0x0000000005000000-memory.dmp