Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
02/07/2026, 14:04
General
- Target hdpengon.exe
- Size 45KB
- Sample260702-rdq6mscy4k
- SHA256 09a14d996228df473d9548c6f0eb2b2cf31325b881a09c2799812e4592889842
Malware Config
Extracted
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asyncrat
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0.5.8
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steffiwolf.mobi
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steffiwolf.mobi:8443
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steffiwolf.mobi:81
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steffiwolf.mobi:7878
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steffiwolf.mobi:8787
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steffiwolf.mobi:6789
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ASB0uNk5Ttz0
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delay
3
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install
true
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install_file
svchost.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 3 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\hdpengon.exe"C:\Users\Admin\AppData\Local\Temp\hdpengon.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 "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.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 "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.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\tmp64EA.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\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
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C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.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
tmp64EA.tmp.bat
svchost.exe
memory/1132-80-0x000001E414120000-0x000001E414140000-memory.dmp
memory/1132-36-0x000001E4001E0000-0x000001E4002E0000-memory.dmp
memory/1132-34-0x000001E4001E0000-0x000001E4002E0000-memory.dmp
memory/1132-35-0x000001E4001E0000-0x000001E4002E0000-memory.dmp
memory/1132-45-0x000001E402930000-0x000001E402950000-memory.dmp
memory/1132-47-0x000001E402D90000-0x000001E402E90000-memory.dmp
memory/1132-59-0x000001E402D10000-0x000001E402D30000-memory.dmp
memory/2300-1-0x0000000000080000-0x0000000000092000-memory.dmp
memory/2300-9-0x0000000074FE0000-0x000000007579C000-memory.dmp
memory/2300-2-0x0000000074FE0000-0x000000007579C000-memory.dmp
memory/2300-0-0x0000000074FF2000-0x0000000074FF3000-memory.dmp
memory/2300-3-0x0000000004BB0000-0x0000000004C16000-memory.dmp
memory/2300-4-0x0000000005040000-0x00000000050DC000-memory.dmp
memory/3140-190-0x000000000E080000-0x000000000E8FB000-memory.dmp
memory/5100-15-0x0000000074E70000-0x000000007562C000-memory.dmp
memory/5100-13-0x0000000074E70000-0x000000007562C000-memory.dmp