Analysis
- max time kernel
6s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
- submitted
07/07/2026, 08:02
General
- Target aa0c00c50bc3cd7832a6db8c6cc04143de1436b07adc2cf3044147295117f5e1.exe
- Size 45KB
- Sample260707-jw9fyaav2l
- SHA256 aa0c00c50bc3cd7832a6db8c6cc04143de1436b07adc2cf3044147295117f5e1
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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x.vnphimsexhay.blog:80
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x.vnphimsexhay.blog:22
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x.vnphimsexhay.blog:8080
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x.vnphimsexhay.blog:8880
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x.vnphimsexhay.blog:2052
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x.vnphimsexhay.blog:2082
-
x.vnphimsexhay.blog:2086
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x.vnphimsexhay.blog:2095
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x.vnphimsexhay.blog:443
-
x.vnphimsexhay.blog:2053
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x.vnphimsexhay.blog:2083
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x.vnphimsexhay.blog:2087
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x.vnphimsexhay.blog:2096
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x.vnphimsexhay.blog:8443
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www.x.vnphimsexhay.blog:80
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www.x.vnphimsexhay.blog:22
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www.x.vnphimsexhay.blog:8080
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www.x.vnphimsexhay.blog:8880
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www.x.vnphimsexhay.blog:2052
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www.x.vnphimsexhay.blog:2082
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6Mzc6i0mSt1x
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delay
0
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install
true
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install_file
oya69t1.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 27 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\aa0c00c50bc3cd7832a6db8c6cc04143de1436b07adc2cf3044147295117f5e1.exe"C:\Users\Admin\AppData\Local\Temp\aa0c00c50bc3cd7832a6db8c6cc04143de1436b07adc2cf3044147295117f5e1.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 "oya69t1" /tr '"C:\Users\Admin\AppData\Roaming\oya69t1.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 "oya69t1" /tr '"C:\Users\Admin\AppData\Roaming\oya69t1.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\tmpF567.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\oya69t1.exe"C:\Users\Admin\AppData\Roaming\oya69t1.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
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C:\Users\Admin\AppData\Roaming\oya69t1.exe"C:\Users\Admin\AppData\Roaming\oya69t1.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
tmpF567.tmp.bat
oya69t1.exe
memory/1160-3-0x0000000004B30000-0x0000000004BCC000-memory.dmp
memory/1160-8-0x0000000074EC0000-0x000000007567C000-memory.dmp
memory/1160-2-0x0000000074EC0000-0x000000007567C000-memory.dmp
memory/1160-0-0x0000000074ED2000-0x0000000074ED3000-memory.dmp
memory/1160-1-0x00000000000F0000-0x0000000000102000-memory.dmp
memory/3440-35-0x000002A2001E0000-0x000002A2002E0000-memory.dmp
memory/3440-41-0x000002A203CA0000-0x000002A203CC0000-memory.dmp
memory/3440-81-0x000002A215240000-0x000002A215260000-memory.dmp
memory/3440-42-0x000002A203E80000-0x000002A203F80000-memory.dmp
memory/3440-56-0x000002A203CE0000-0x000002A203D00000-memory.dmp
memory/3808-12-0x0000000074CC0000-0x000000007547C000-memory.dmp
memory/3808-14-0x0000000074CC0000-0x000000007547C000-memory.dmp