Analysis
- max time kernel
58s - max time network
56s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
09/08/2026, 19:29
General
- Target e2f360af9582267129e0fc7042312f6139861067681917a6465381b97d5943e2.exe
- Size 67KB
- Sample260809-x7anmscn2v
- SHA256 e2f360af9582267129e0fc7042312f6139861067681917a6465381b97d5943e2
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
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hlx79.live:6606
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hlx79.live:7707
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hlx79.live:8808
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hlx79.live:443
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hlx79.live:80
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CusUTkQZzaCy
-
delay
10
-
install
true
-
install_file
PostmanUpdate.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 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 1 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.
Processes
-
C:\Users\Admin\AppData\Local\Temp\e2f360af9582267129e0fc7042312f6139861067681917a6465381b97d5943e2.exe"C:\Users\Admin\AppData\Local\Temp\e2f360af9582267129e0fc7042312f6139861067681917a6465381b97d5943e2.exe"1⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "PostmanUpdate" /tr '"C:\Users\Admin\AppData\Roaming\PostmanUpdate.exe"' & exit2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "PostmanUpdate" /tr '"C:\Users\Admin\AppData\Roaming\PostmanUpdate.exe"'3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4954.tmp.bat""2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\PostmanUpdate.exe"C:\Users\Admin\AppData\Roaming\PostmanUpdate.exe"3⤵
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C:\Users\Admin\AppData\Roaming\PostmanUpdate.exe"C:\Users\Admin\AppData\Roaming\PostmanUpdate.exe"1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp4954.tmp.bat
PostmanUpdate.exe
memory/3068-13-0x0000000074FC0000-0x000000007577C000-memory.dmp
memory/3068-15-0x0000000074FC0000-0x000000007577C000-memory.dmp
memory/3444-0-0x0000000074FD2000-0x0000000074FD3000-memory.dmp
memory/3444-1-0x0000000000860000-0x0000000000876000-memory.dmp
memory/3444-2-0x0000000074FD2000-0x0000000074FD3000-memory.dmp
memory/3444-3-0x0000000074FC0000-0x000000007577C000-memory.dmp
memory/3444-4-0x0000000005290000-0x000000000532C000-memory.dmp
memory/3444-10-0x0000000074FC0000-0x000000007577C000-memory.dmp