Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
29/04/2026, 03:26
General
- Target hotro.exe
- Size 114KB
- Sample260429-dzdwjsf16x
- SHA256 55916643813fde944a61a1cc932448ff7daddd2bf1ece487fddcad00c90bc263
Malware Config
Signatures
- Family: VanillaRat
VanillaRat is an advanced remote administration tool coded in C#.
- Vanilla Rat payload 2 IoCs
- Executes dropped EXE 2 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\hotro.exe"C:\Users\Admin\AppData\Local\Temp\hotro.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\hotro.exe"C:\Users\Admin\AppData\Roaming\hotro.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Roaming\hotro.exeC:\Users\Admin\AppData\Roaming\hotro.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
hotro.exe
memory/1492-17-0x00000000087D0000-0x0000000008852000-memory.dmp
memory/1492-2-0x0000000005A20000-0x0000000005AB2000-memory.dmp
memory/1492-3-0x0000000005950000-0x0000000005960000-memory.dmp
memory/1492-4-0x00000000059B0000-0x00000000059BA000-memory.dmp
memory/1492-1-0x0000000005F30000-0x00000000064D6000-memory.dmp
memory/1492-0-0x0000000000E30000-0x0000000000E52000-memory.dmp
memory/1492-16-0x0000000001990000-0x0000000001A0B000-memory.dmp
memory/3900-18-0x00000000051D0000-0x00000000051E0000-memory.dmp
memory/3900-19-0x0000000008950000-0x00000000089B6000-memory.dmp
memory/3900-21-0x0000000000DB0000-0x0000000000E2B000-memory.dmp
memory/3900-22-0x0000000007E50000-0x0000000007ED2000-memory.dmp
memory/3900-23-0x00000000051D0000-0x00000000051E0000-memory.dmp
memory/4772-24-0x00000000084A0000-0x0000000008522000-memory.dmp