Analysis
- max time kernel
58s - max time network
57s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
18/04/2026, 19:39
General
- Target 6935a83eaf48aa83b0728d9b2ca2b2ae84f1ea4952e0bc554cdbdb46f343b0a6.exe
- Size 45KB
- Sample260418-ydb52set3t
- SHA256 6935a83eaf48aa83b0728d9b2ca2b2ae84f1ea4952e0bc554cdbdb46f343b0a6
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
ngng.co.uk:443
-
ngng.co.uk:80
-
www.ngng.co.uk:443
-
www.ngng.co.uk:80
-
shamoon.ngng.co.uk:443
-
shamoon.ngng.co.uk:80
-
client.ngng.co.uk:443
-
client.ngng.co.uk:80
-
tEJauDP2LIR2
-
delay
0
-
install
true
-
install_file
h1b63.exe
-
install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Executes dropped EXE 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 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Delays execution with timeout.exe 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 19 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6935a83eaf48aa83b0728d9b2ca2b2ae84f1ea4952e0bc554cdbdb46f343b0a6.exe"C:\Users\Admin\AppData\Local\Temp\6935a83eaf48aa83b0728d9b2ca2b2ae84f1ea4952e0bc554cdbdb46f343b0a6.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "h1b63" /tr '"C:\Users\Admin\AppData\Roaming\h1b63.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "h1b63" /tr '"C:\Users\Admin\AppData\Roaming\h1b63.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3BAC.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
-
-
C:\Users\Admin\AppData\Roaming\h1b63.exe"C:\Users\Admin\AppData\Roaming\h1b63.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
-
C:\Users\Admin\AppData\Roaming\h1b63.exe"C:\Users\Admin\AppData\Roaming\h1b63.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
tmp3BAC.tmp.bat
h1b63.exe
memory/1120-0-0x00000000001F0000-0x0000000000202000-memory.dmp
memory/1120-1-0x0000000004DF0000-0x0000000004E00000-memory.dmp
memory/1120-2-0x0000000004E00000-0x0000000004E9C000-memory.dmp
memory/1120-7-0x0000000004C40000-0x0000000004D3E000-memory.dmp
memory/2772-13-0x00000000050E0000-0x00000000051DE000-memory.dmp
memory/2888-14-0x0000000005610000-0x000000000570E000-memory.dmp