Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
30/08/2026, 22:41
General
- Target 627eb8be04c4a63571b0fada9c409e8d9c606f689ec39f0ab6bdee1866ba0683.exe
- Size 45KB
- Sample260830-2mcpqa1frg
- SHA256 627eb8be04c4a63571b0fada9c409e8d9c606f689ec39f0ab6bdee1866ba0683
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
javsub.blog:80
-
javsub.blog:22
-
javsub.blog:8080
-
javsub.blog:8880
-
javsub.blog:2052
-
javsub.blog:2082
-
javsub.blog:2086
-
javsub.blog:2095
-
javsub.blog:443
-
javsub.blog:2053
-
javsub.blog:2083
-
javsub.blog:2087
-
javsub.blog:2096
-
javsub.blog:8443
-
www.javsub.blog:80
-
www.javsub.blog:22
-
www.javsub.blog:8080
-
www.javsub.blog:8880
-
www.javsub.blog:2052
-
www.javsub.blog:2082
-
T1z7MXqFBHZi
-
delay
0
-
install
true
-
install_file
7ew68.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
- Outbound SSH connection to public host 2 TTPs 2 IoCs
SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- 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 31 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\627eb8be04c4a63571b0fada9c409e8d9c606f689ec39f0ab6bdee1866ba0683.exe"C:\Users\Admin\AppData\Local\Temp\627eb8be04c4a63571b0fada9c409e8d9c606f689ec39f0ab6bdee1866ba0683.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 "7ew68" /tr '"C:\Users\Admin\AppData\Roaming\7ew68.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "7ew68" /tr '"C:\Users\Admin\AppData\Roaming\7ew68.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\tmp4C80.tmp.bat""2⤵
- Executes a command shell one-liner
- 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\7ew68.exe"C:\Users\Admin\AppData\Roaming\7ew68.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
-
C:\Users\Admin\AppData\Roaming\7ew68.exe"C:\Users\Admin\AppData\Roaming\7ew68.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
tmp4C80.tmp.bat
7ew68.exe
memory/4176-12-0x00000000745A0000-0x0000000074D5C000-memory.dmp
memory/4176-14-0x00000000745A0000-0x0000000074D5C000-memory.dmp
memory/4788-0-0x0000000074722000-0x0000000074723000-memory.dmp
memory/4788-1-0x0000000000DE0000-0x0000000000DF2000-memory.dmp
memory/4788-2-0x0000000074710000-0x0000000074ECC000-memory.dmp
memory/4788-3-0x0000000005950000-0x00000000059EC000-memory.dmp
memory/4788-8-0x0000000074710000-0x0000000074ECC000-memory.dmp