Analysis
- max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
- submitted
07/07/2026, 10:22
General
- Target 4faa163118909d40d6e39f6846b6fd23128c828d6d012c110732a16b6b94891d.exe
- Size 45KB
- Sample260707-md7feafx5w
- SHA256 4faa163118909d40d6e39f6846b6fd23128c828d6d012c110732a16b6b94891d
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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vnphimsexhay.blog:80
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vnphimsexhay.blog:22
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vnphimsexhay.blog:8080
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vnphimsexhay.blog:8880
-
vnphimsexhay.blog:2052
-
vnphimsexhay.blog:2082
-
vnphimsexhay.blog:2086
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vnphimsexhay.blog:2095
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vnphimsexhay.blog:443
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vnphimsexhay.blog:2053
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vnphimsexhay.blog:2083
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vnphimsexhay.blog:2087
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vnphimsexhay.blog:2096
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vnphimsexhay.blog:8443
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www.vnphimsexhay.blog:80
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www.vnphimsexhay.blog:22
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www.vnphimsexhay.blog:8080
-
www.vnphimsexhay.blog:8880
-
www.vnphimsexhay.blog:2052
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www.vnphimsexhay.blog:2082
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prfXwREXp0Vm
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delay
0
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install
true
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install_file
saf97.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\4faa163118909d40d6e39f6846b6fd23128c828d6d012c110732a16b6b94891d.exe"C:\Users\Admin\AppData\Local\Temp\4faa163118909d40d6e39f6846b6fd23128c828d6d012c110732a16b6b94891d.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 "saf97" /tr '"C:\Users\Admin\AppData\Roaming\saf97.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 "saf97" /tr '"C:\Users\Admin\AppData\Roaming\saf97.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\tmp2CA4.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\saf97.exe"C:\Users\Admin\AppData\Roaming\saf97.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
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C:\Users\Admin\AppData\Roaming\saf97.exe"C:\Users\Admin\AppData\Roaming\saf97.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
tmp2CA4.tmp.bat
saf97.exe
memory/1120-14-0x00000000741B0000-0x000000007496C000-memory.dmp
memory/1120-12-0x00000000741B0000-0x000000007496C000-memory.dmp
memory/1820-18-0x00000298801E0000-0x00000298802E0000-memory.dmp
memory/1820-23-0x0000029882930000-0x0000029882950000-memory.dmp
memory/1820-62-0x0000029894710000-0x0000029894730000-memory.dmp
memory/1820-24-0x0000029882D70000-0x0000029882E70000-memory.dmp
memory/1820-17-0x00000298801E0000-0x00000298802E0000-memory.dmp
memory/1820-26-0x0000029882B90000-0x0000029882BB0000-memory.dmp
memory/1820-16-0x00000298801E0000-0x00000298802E0000-memory.dmp
memory/3412-8-0x0000000074320000-0x0000000074ADC000-memory.dmp
memory/3412-3-0x0000000004FA0000-0x000000000503C000-memory.dmp
memory/3412-2-0x0000000074320000-0x0000000074ADC000-memory.dmp
memory/3412-0-0x0000000074332000-0x0000000074333000-memory.dmp
memory/3412-1-0x00000000003B0000-0x00000000003C2000-memory.dmp