Analysis
- max time kernel
150s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/10/2026, 23:48
General
- Target G-BilderVirus.exe
- Size 276KB
- Sample261030-3tkjkshs3p
- SHA256 c5eac510e735017c58d0ae8a65e925b0652c95df7bda96074944841df594f0e0
Malware Config
Signatures
- Disables Task Manager via registry modification
- Adds Run key to start application 2 TTPs 1 IoCs
- 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.
- Looks up external IP address via web service 1 TTPs 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- 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.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\G-BilderVirus.exe"C:\Users\Admin\AppData\Local\Temp\G-BilderVirus.exe"1⤵
- Adds Run key to start application
- Writes to the Master Boot Record (MBR)
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
-
C:\Windows\system32\userinit.exeC:\Windows\system32\userinit.exe1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE2⤵
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/1148-0-0x00007FFDEAA8F000-0x00007FFDEAA90000-memory.dmp
memory/1148-1-0x0000000000C00000-0x0000000000C4C000-memory.dmp
memory/1148-2-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-3-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-4-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-5-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-6-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-7-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-8-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-9-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-10-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-11-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-12-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-13-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-14-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-15-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-16-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-17-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-18-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-19-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-20-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp
memory/1148-21-0x00007FFDEA900000-0x00007FFDEB2A4000-memory.dmp