Analysis
- max time kernel
149s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
07/09/2026, 19:05
General
- Target dlr.vbs
- Size 1KB
- Sample260907-xrm9sseq81
- SHA256 aa75725634e9d7c4004b625c3f5d216dbddaeeda06e1fa7308a28a87c60b5b23
Malware Config
Signatures
- Badlisted process makes network request 6 IoCs
Network request originating from process or tool commonly abused by malware.
- Downloads MZ/PE file 1 IoCs
- Creates a file in the Startup directory 1 TTPs 5 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
- Executes dropped EXE 4 IoCs
- Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\dlr.vbs"1⤵
- Badlisted process makes network request
- Downloads MZ/PE file
- Creates a file in the Startup directory
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\RuttileBroker.exe"C:\Users\Admin\AppData\Local\Temp\RuttileBroker.exe"2⤵
- Creates a file in the Startup directory
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\SummitClientAgent\SummitClientAgent.exe"C:\Users\Admin\AppData\Local\SummitClientAgent\SummitClientAgent.exe"3⤵
- Creates a file in the Startup directory
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
-
C:\Users\Admin\AppData\Local\SummitClientAgent\SummitClientAgent.exe"C:\Users\Admin\AppData\Local\SummitClientAgent\SummitClientAgent.exe" --service1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\SummitClientAgent\SummitClientAgent.exe"C:\Users\Admin\AppData\Local\SummitClientAgent\SummitClientAgent.exe" --session-helper2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
SummitClientAgent.exe.cleanup
RuttileBroker.exe
SummitClientAgent.lnk
memory/1252-46-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/1252-66-0x00000000004D0000-0x00000000005B5000-memory.dmp
memory/1252-48-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/1252-47-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/1252-36-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/2144-67-0x00000000004D0000-0x00000000005B5000-memory.dmp
memory/2144-65-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/2784-17-0x00000000004D0000-0x00000000005B5000-memory.dmp
memory/2784-33-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/2784-32-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/2784-50-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/2784-51-0x00000000004D0000-0x00000000005B5000-memory.dmp
memory/2784-22-0x0000000066CC0000-0x0000000066E40000-memory.dmp
memory/2784-21-0x0000000000F00000-0x0000000000F01000-memory.dmp
memory/3704-13-0x0000000000580000-0x0000000000665000-memory.dmp