Analysis
- max time kernel
149s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
12/07/2026, 10:19
General
- Target 3758bbe67d3bb290e49a4317881084eb64e1e4228af281382059d4ad0e5c11c1.dll
- Size 782KB
- Sample260712-mczdeags3m
- SHA256 3758bbe67d3bb290e49a4317881084eb64e1e4228af281382059d4ad0e5c11c1
Malware Config
Extracted
-
asyncrat
-
Venom RAT + HVNC + Stealer + Grabber v6.0.3
-
Default
-
104.164.46.36:4449
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104.164.46.36:2026
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erettrtrttyryt
-
delay
4
-
install
false
-
install_folder
%AppData%
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local_host
127.0.0.1
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Drops file in System32 directory 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies registry class 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 22 IoCs
- Suspicious use of SetWindowsHookEx 9 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3758bbe67d3bb290e49a4317881084eb64e1e4228af281382059d4ad0e5c11c1.dll,#11⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\System32\Trading-Journal.docx" /o ""2⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
gb.xsl
index.dat
Normal.dotm
CUSTOM.DIC
Trading-Journal.docx
memory/4168-11-0x0000022C297E0000-0x0000022C297E1000-memory.dmp
memory/4168-210-0x0000022C297E0000-0x0000022C297E1000-memory.dmp
memory/4168-172-0x0000022C2B510000-0x0000022C2B52E000-memory.dmp
memory/4168-13-0x00007FFC680F0000-0x00007FFC68491000-memory.dmp
memory/4168-184-0x00007FFC59F10000-0x00007FFC59F2D000-memory.dmp
memory/4168-185-0x0000022C2AC20000-0x0000022C2AC36000-memory.dmp
memory/4168-12-0x00007FFC6AAE0000-0x00007FFC6AD43000-memory.dmp
memory/5992-180-0x00007FFC284A0000-0x00007FFC284B0000-memory.dmp
memory/5992-211-0x00007FFC6AAE0000-0x00007FFC6AD43000-memory.dmp
memory/5992-14-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-181-0x00007FFC284A0000-0x00007FFC284B0000-memory.dmp
memory/5992-178-0x00007FFC6AAE0000-0x00007FFC6AD43000-memory.dmp
memory/5992-15-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-16-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-18-0x00007FFC6AC3F000-0x00007FFC6AC40000-memory.dmp
memory/5992-20-0x00007FFC6AAE0000-0x00007FFC6AD43000-memory.dmp
memory/5992-179-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-19-0x00007FFC6AAE0000-0x00007FFC6AD43000-memory.dmp
memory/5992-17-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-651-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-654-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-653-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-652-0x00007FFC2AC20000-0x00007FFC2AC30000-memory.dmp
memory/5992-655-0x00007FFC6AAE0000-0x00007FFC6AD43000-memory.dmp