Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
03/07/2026, 09:53
General
- Target 968402d36f574c41ab4d78367fe2221cc24f6131eaabc586a7a22d717f3df96d.exe
- Size 45KB
- Sample260703-lw3phaey5s
- SHA256 968402d36f574c41ab4d78367fe2221cc24f6131eaabc586a7a22d717f3df96d
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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phimsexvn.work:80
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phimsexvn.work:22
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phimsexvn.work:8080
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phimsexvn.work:8880
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phimsexvn.work:2052
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phimsexvn.work:2082
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phimsexvn.work:2086
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phimsexvn.work:2095
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phimsexvn.work:443
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phimsexvn.work:2053
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phimsexvn.work:2083
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phimsexvn.work:2087
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phimsexvn.work:2096
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phimsexvn.work:8443
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www.phimsexvn.work:80
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www.phimsexvn.work:22
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www.phimsexvn.work:8080
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www.phimsexvn.work:8880
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www.phimsexvn.work:2052
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www.phimsexvn.work:2082
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VchjTda4OW4e
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delay
0
-
install
true
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install_file
jfmozo.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 FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\968402d36f574c41ab4d78367fe2221cc24f6131eaabc586a7a22d717f3df96d.exe"C:\Users\Admin\AppData\Local\Temp\968402d36f574c41ab4d78367fe2221cc24f6131eaabc586a7a22d717f3df96d.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 "jfmozo" /tr '"C:\Users\Admin\AppData\Roaming\jfmozo.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 "jfmozo" /tr '"C:\Users\Admin\AppData\Roaming\jfmozo.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\tmpCCCC.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\jfmozo.exe"C:\Users\Admin\AppData\Roaming\jfmozo.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
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C:\Users\Admin\AppData\Roaming\jfmozo.exe"C:\Users\Admin\AppData\Roaming\jfmozo.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⤵
- Suspicious use of FindShellTrayWindow
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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⤵
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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
prep_Activatable Class_Hermes_perf.cache
tmpCCCC.tmp.bat
jfmozo.exe
memory/1900-80-0x000002A494210000-0x000002A494230000-memory.dmp
memory/1900-34-0x000002A4801E0000-0x000002A4802E0000-memory.dmp
memory/1900-47-0x000002A482A30000-0x000002A482A50000-memory.dmp
memory/1900-66-0x000002A482E10000-0x000002A482E30000-memory.dmp
memory/1900-48-0x000002A482E90000-0x000002A482F90000-memory.dmp
memory/1900-35-0x000002A4801E0000-0x000002A4802E0000-memory.dmp
memory/1900-36-0x000002A4801E0000-0x000002A4802E0000-memory.dmp
memory/2540-201-0x000001B243C10000-0x000001B243ECC000-memory.dmp
memory/2540-210-0x000001B243C10000-0x000001B243ECC000-memory.dmp
memory/4056-12-0x0000000074CD0000-0x000000007548C000-memory.dmp
memory/4056-198-0x0000000074CD0000-0x000000007548C000-memory.dmp
memory/6084-1-0x0000000000020000-0x0000000000032000-memory.dmp
memory/6084-0-0x0000000074E52000-0x0000000074E53000-memory.dmp
memory/6084-8-0x0000000074E40000-0x00000000755FC000-memory.dmp
memory/6084-2-0x0000000074E40000-0x00000000755FC000-memory.dmp
memory/6084-3-0x0000000004B40000-0x0000000004BDC000-memory.dmp