Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260617-en - resource tags
- submitted
23/06/2026, 20:37
General
- Target 00b91839c930aaf95ab7d4f3d6a9c69efb86d1e455dd4e7c1e4b080688546079.exe
- Size 45KB
- Sample260623-zelxbags5x
- SHA256 00b91839c930aaf95ab7d4f3d6a9c69efb86d1e455dd4e7c1e4b080688546079
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
sexvietnamhd.net:80
-
sexvietnamhd.net:22
-
sexvietnamhd.net:8080
-
sexvietnamhd.net:8880
-
sexvietnamhd.net:2052
-
sexvietnamhd.net:2082
-
sexvietnamhd.net:2086
-
sexvietnamhd.net:2095
-
sexvietnamhd.net:443
-
sexvietnamhd.net:2053
-
sexvietnamhd.net:2083
-
sexvietnamhd.net:2087
-
sexvietnamhd.net:2096
-
sexvietnamhd.net:8443
-
www.sexvietnamhd.net:80
-
www.sexvietnamhd.net:22
-
www.sexvietnamhd.net:8080
-
www.sexvietnamhd.net:8880
-
www.sexvietnamhd.net:2052
-
www.sexvietnamhd.net:2082
-
ZQgPjhcJJ3fe
-
delay
0
-
install
true
-
install_file
043zuv5o.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 29 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\00b91839c930aaf95ab7d4f3d6a9c69efb86d1e455dd4e7c1e4b080688546079.exe"C:\Users\Admin\AppData\Local\Temp\00b91839c930aaf95ab7d4f3d6a9c69efb86d1e455dd4e7c1e4b080688546079.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 "043zuv5o" /tr '"C:\Users\Admin\AppData\Roaming\043zuv5o.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "043zuv5o" /tr '"C:\Users\Admin\AppData\Roaming\043zuv5o.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\tmpC196.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\043zuv5o.exe"C:\Users\Admin\AppData\Roaming\043zuv5o.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
-
C:\Users\Admin\AppData\Roaming\043zuv5o.exe"C:\Users\Admin\AppData\Roaming\043zuv5o.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
tmpC196.tmp.bat
043zuv5o.exe
memory/4352-0-0x00000000746C2000-0x00000000746C3000-memory.dmp
memory/4352-1-0x0000000000970000-0x0000000000982000-memory.dmp
memory/4352-2-0x00000000746B0000-0x0000000074E6C000-memory.dmp
memory/4352-3-0x0000000005470000-0x000000000550C000-memory.dmp
memory/4352-8-0x00000000746B0000-0x0000000074E6C000-memory.dmp
memory/4636-12-0x00000000744E0000-0x0000000074C9C000-memory.dmp
memory/4636-14-0x00000000744E0000-0x0000000074C9C000-memory.dmp