Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
05/07/2026, 19:45
General
- Target 7406da3a401e65a2e59d2bb9e69682bc6a69fb6db2684087657c7f1ab2277b4f.exe
- Size 45KB
- Sample260705-ygvfssft7s
- SHA256 7406da3a401e65a2e59d2bb9e69682bc6a69fb6db2684087657c7f1ab2277b4f
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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sex18.club:80
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sex18.club:22
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sex18.club:8080
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sex18.club:8880
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sex18.club:2052
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sex18.club:2082
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sex18.club:2086
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sex18.club:2095
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sex18.club:443
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sex18.club:2053
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sex18.club:2083
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sex18.club:2087
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sex18.club:2096
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sex18.club:8443
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www.sex18.club:80
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www.sex18.club:22
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www.sex18.club:8080
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www.sex18.club:8880
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www.sex18.club:2052
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www.sex18.club:2082
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SDtYBYIAL442
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delay
0
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install
true
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install_file
vra8zt.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 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
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C:\Users\Admin\AppData\Local\Temp\7406da3a401e65a2e59d2bb9e69682bc6a69fb6db2684087657c7f1ab2277b4f.exe"C:\Users\Admin\AppData\Local\Temp\7406da3a401e65a2e59d2bb9e69682bc6a69fb6db2684087657c7f1ab2277b4f.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "vra8zt" /tr '"C:\Users\Admin\AppData\Roaming\vra8zt.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "vra8zt" /tr '"C:\Users\Admin\AppData\Roaming\vra8zt.exe"'3⤵
- System Location Discovery: System Language Discovery
- 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\tmpB447.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\vra8zt.exe"C:\Users\Admin\AppData\Roaming\vra8zt.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
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C:\Users\Admin\AppData\Roaming\vra8zt.exe"C:\Users\Admin\AppData\Roaming\vra8zt.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
prep_Activatable Class_Hermes_perf.cache
tmpB447.tmp.bat
vra8zt.exe
memory/2376-79-0x000001C605F90000-0x000001C605FB0000-memory.dmp
memory/2376-59-0x000001C605A10000-0x000001C605A30000-memory.dmp
memory/2376-49-0x000001C605B30000-0x000001C605C30000-memory.dmp
memory/2376-47-0x000001C6056D0000-0x000001C6056F0000-memory.dmp
memory/2376-33-0x000001C602E70000-0x000001C602F70000-memory.dmp
memory/3256-3-0x0000000004BF0000-0x0000000004C8C000-memory.dmp
memory/3256-8-0x0000000074E00000-0x00000000755BC000-memory.dmp
memory/3256-2-0x0000000074E00000-0x00000000755BC000-memory.dmp
memory/3256-0-0x0000000074E12000-0x0000000074E13000-memory.dmp
memory/3256-1-0x00000000000D0000-0x00000000000E2000-memory.dmp
memory/5388-12-0x0000000074C90000-0x000000007544C000-memory.dmp
memory/5388-14-0x0000000074C90000-0x000000007544C000-memory.dmp