Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/07/2026, 12:24
Behavioral task
behavioral1
Sample
ovl.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
ovl.exe
Resource
win11ltsc2024-20260710-en
5 signatures
150 seconds
General
- Target ovl.exe
- Size 8.6MB
- Sample260720-pk4dfah19m
- SHA256 b7dfd524b305f476eebf5fc05c4689ed105df44e66353b0d21212a2192c9c26c
- MD5 05ee98c97bdd4e362b68effc6ccbb4fb
- SHA1 d8d10d525cfeafb41ee0e6c07c216d65ac13791f
- SHA512 fcb296c23c16ee0813f1a8549f21e8d91c12d44f3b1b5348762d336d61c33bcf09afa171d98c168e5355082c2843f616645f9e48b4d2a86815e7ec6033d260f3
- SSDEEP 49152:tstqY7PI/ipDcjLp59rXb7HBmR2EMAhLLwhIkjcrpPxuwbo4eyS6P27RU/XMV3eX:tstxTO26Pjcb9e93CDorADTslE
- TLSH T14F963947EDA554E9C0ADD230897296627B717C490B3127D32B60F7282F77BE0AEB9344
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
overlord
C2
-
41.216.188.11:5173
Signatures
- Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\agent-3026269411.tmp ovl.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\agent-1949306076.tmp Sip.exe - Executes dropped EXE 1 IoCs
pid Process 4640 Sip.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Windows\CurrentVersion\Run\OverlordAgent-b1ef05f1 = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\DeviceSync\\Sip.exe\"" ovl.exe Set value (str) \REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000\Software\Microsoft\Windows\CurrentVersion\Run\OverlordAgent-de716368 = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\DeviceSync\\Sip.exe\"" Sip.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ovl.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ovl.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ovl.exe"C:\Users\Admin\AppData\Local\Temp\ovl.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Checks processor information in registry
PID:3200
-
C:\Users\Admin\AppData\Roaming\Microsoft\DeviceSync\Sip.exe"C:\Users\Admin\AppData\Roaming\Microsoft\DeviceSync\Sip.exe"1⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
PID:4640
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\DeviceSync\Sip.exe
- Size 8.6MB
- SHA256 b7dfd524b305f476eebf5fc05c4689ed105df44e66353b0d21212a2192c9c26c
- MD5 05ee98c97bdd4e362b68effc6ccbb4fb
- SHA1 d8d10d525cfeafb41ee0e6c07c216d65ac13791f
- SHA512 fcb296c23c16ee0813f1a8549f21e8d91c12d44f3b1b5348762d336d61c33bcf09afa171d98c168e5355082c2843f616645f9e48b4d2a86815e7ec6033d260f3
- SSDEEP 49152:tstqY7PI/ipDcjLp59rXb7HBmR2EMAhLLwhIkjcrpPxuwbo4eyS6P27RU/XMV3eX:tstxTO26Pjcb9e93CDorADTslE
- TLSH T14F963947EDA554E9C0ADD230897296627B717C490B3127D32B60F7282F77BE0AEB9344
- MD5 SHA1 SHA512 SSDEEP TLSH