Analysis
- max time kernel
60s - max time network
57s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
07/08/2026, 19:39
General
- Target 5edc544d7d5f422f99c256992d52ddf5b9ab4beb02567491222dff2b8ba546cc.exe
- Size 79KB
- Sample260807-ydfhgasdkd
- SHA256 5edc544d7d5f422f99c256992d52ddf5b9ab4beb02567491222dff2b8ba546cc
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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xoso66ia.com:6606
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xoso66ia.com:7707
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xoso66ia.com:8808
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xoso66ia.com:80
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xoso66ia.com:443
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IqNPgNiLyGAl
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delay
10
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install
true
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install_file
xoso66ia.com.exe
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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
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C:\Users\Admin\AppData\Local\Temp\5edc544d7d5f422f99c256992d52ddf5b9ab4beb02567491222dff2b8ba546cc.exe"C:\Users\Admin\AppData\Local\Temp\5edc544d7d5f422f99c256992d52ddf5b9ab4beb02567491222dff2b8ba546cc.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 "xoso66ia.com" /tr '"C:\Users\Admin\AppData\Roaming\xoso66ia.com.exe"' & exit2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "xoso66ia.com" /tr '"C:\Users\Admin\AppData\Roaming\xoso66ia.com.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\tmpEC79.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\xoso66ia.com.exe"C:\Users\Admin\AppData\Roaming\xoso66ia.com.exe"3⤵
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C:\Users\Admin\AppData\Roaming\xoso66ia.com.exe"C:\Users\Admin\AppData\Roaming\xoso66ia.com.exe"1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmpEC79.tmp.bat
xoso66ia.com.exe
memory/4536-0-0x00000000744E2000-0x00000000744E3000-memory.dmp
memory/4536-1-0x0000000000520000-0x000000000053A000-memory.dmp
memory/4536-2-0x00000000744E2000-0x00000000744E3000-memory.dmp
memory/4536-3-0x00000000744D0000-0x0000000074C8C000-memory.dmp
memory/4536-4-0x0000000004FF0000-0x0000000005056000-memory.dmp
memory/4536-5-0x00000000054A0000-0x000000000553C000-memory.dmp
memory/4536-11-0x00000000744D0000-0x0000000074C8C000-memory.dmp
memory/6012-14-0x00000000744D0000-0x0000000074C8C000-memory.dmp
memory/6012-16-0x00000000744D0000-0x0000000074C8C000-memory.dmp