Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
02/07/2026, 15:54
General
- Target 74992a7157c4fb053ba1a54cf00951849234d3c08c34f787f52a3f8225acde38.exe
- Size 45KB
- Sample260702-tch5rahs5y
- SHA256 74992a7157c4fb053ba1a54cf00951849234d3c08c34f787f52a3f8225acde38
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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myzoomboom.com:80
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myzoomboom.com:22
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myzoomboom.com:8080
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myzoomboom.com:8880
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myzoomboom.com:2052
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myzoomboom.com:2082
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myzoomboom.com:2086
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myzoomboom.com:2095
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myzoomboom.com:443
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myzoomboom.com:2053
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myzoomboom.com:2083
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myzoomboom.com:2087
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myzoomboom.com:2096
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myzoomboom.com:8443
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www.myzoomboom.com:80
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www.myzoomboom.com:22
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www.myzoomboom.com:8080
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www.myzoomboom.com:8880
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www.myzoomboom.com:2052
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www.myzoomboom.com:2082
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1yBZ7BqZFaPs
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delay
0
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install
true
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install_file
xa36q8.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\74992a7157c4fb053ba1a54cf00951849234d3c08c34f787f52a3f8225acde38.exe"C:\Users\Admin\AppData\Local\Temp\74992a7157c4fb053ba1a54cf00951849234d3c08c34f787f52a3f8225acde38.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 "xa36q8" /tr '"C:\Users\Admin\AppData\Roaming\xa36q8.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 "xa36q8" /tr '"C:\Users\Admin\AppData\Roaming\xa36q8.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\tmp2169.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\xa36q8.exe"C:\Users\Admin\AppData\Roaming\xa36q8.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
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C:\Users\Admin\AppData\Roaming\xa36q8.exe"C:\Users\Admin\AppData\Roaming\xa36q8.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
prep_Activatable Class_Hermes_perf.cache
tmp2169.tmp.bat
xa36q8.exe
memory/264-201-0x000000000E420000-0x000000000E5EA000-memory.dmp
memory/1480-8-0x00000000747C0000-0x0000000074F7C000-memory.dmp
memory/1480-0-0x00000000747D2000-0x00000000747D3000-memory.dmp
memory/1480-2-0x00000000747C0000-0x0000000074F7C000-memory.dmp
memory/1480-1-0x0000000000120000-0x0000000000132000-memory.dmp
memory/1480-3-0x0000000004BC0000-0x0000000004C5C000-memory.dmp
memory/2264-12-0x0000000074650000-0x0000000074E0C000-memory.dmp
memory/2264-14-0x0000000074650000-0x0000000074E0C000-memory.dmp
memory/3684-29-0x000001FF001E0000-0x000001FF002E0000-memory.dmp
memory/3684-79-0x000001FF141F0000-0x000001FF14210000-memory.dmp
memory/3684-56-0x000001FF01C70000-0x000001FF01C90000-memory.dmp
memory/3684-43-0x000001FF01E30000-0x000001FF01F30000-memory.dmp
memory/3684-42-0x000001FF01A10000-0x000001FF01A30000-memory.dmp
memory/5424-202-0x000001E680230000-0x000001E6808C1000-memory.dmp
memory/5424-208-0x000001E680230000-0x000001E6808C1000-memory.dmp
memory/5424-216-0x000001E680230000-0x000001E6808C1000-memory.dmp