Analysis
- max time kernel
149s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
07/11/2026, 16:50
General
- Target DnsSwitch.exe
- Size 372KB
- Sample261107-vb8jpafd68
- SHA256 43c5d084f2eacb80239ea7168d2d0b6ef869569266de1157584a4f5d3be453c7
Malware Config
Signatures
- Downloads MZ/PE file 1 IoCs
- Executes dropped EXE 2 IoCs
- Unexpected DNS network traffic destination 19 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\DnsSwitch.exe"C:\Users\Admin\AppData\Local\Temp\DnsSwitch.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /Create /TN DnsSwitch /XML "C:\Users\Admin\AppData\Local\Temp\DnsSwitch-task.xml" /F2⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Programs\DnsSwitch\DnsSwitch.exe"C:\Users\Admin\AppData\Local\Programs\DnsSwitch\DnsSwitch.exe"2⤵
- Downloads MZ/PE file
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /Query /TN DnsSwitch3⤵
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C:\Users\Admin\AppData\Local\Programs\DnsSwitch\DnsSwitch.exeC:\Users\Admin\AppData\Local\Programs\DnsSwitch\DnsSwitch.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
DnsSwitch.exe
DnsSwitch-task.xml
DnsSwitch-3.0.0.exe
memory/4584-21-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/4584-17-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/4584-28-0x0000000020710000-0x0000000020C38000-memory.dmp
memory/4584-27-0x0000000020010000-0x00000000201D2000-memory.dmp
memory/4584-25-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/4584-24-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/4584-23-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/4584-22-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/4584-19-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/4584-18-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-9-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-16-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-3-0x0000000002640000-0x00000000026B6000-memory.dmp
memory/5068-2-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-13-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-0-0x00007FFC5270F000-0x00007FFC52710000-memory.dmp
memory/5068-10-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-4-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-8-0x0000000000A90000-0x0000000000AAE000-memory.dmp
memory/5068-7-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-6-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-5-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp
memory/5068-1-0x0000000000120000-0x0000000000182000-memory.dmp