Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
01/07/2026, 10:50
General
- Target 4fe5840379345244fcd35194309ef7b4a236bd7b42cf070395f5f2bf2ab462e2.exe
- Size 45KB
- Sample260701-mxff2ab18q
- SHA256 4fe5840379345244fcd35194309ef7b4a236bd7b42cf070395f5f2bf2ab462e2
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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sextop68.com:80
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sextop68.com:22
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sextop68.com:8080
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sextop68.com:8880
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sextop68.com:2052
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sextop68.com:2082
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sextop68.com:2086
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sextop68.com:2095
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sextop68.com:443
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sextop68.com:2053
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sextop68.com:2083
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sextop68.com:2087
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sextop68.com:2096
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sextop68.com:8443
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www.sextop68.com:80
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www.sextop68.com:22
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www.sextop68.com:8080
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www.sextop68.com:8880
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www.sextop68.com:2052
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www.sextop68.com:2082
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8YxTRPzamC9O
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delay
0
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install
true
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install_file
k7y2536.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\4fe5840379345244fcd35194309ef7b4a236bd7b42cf070395f5f2bf2ab462e2.exe"C:\Users\Admin\AppData\Local\Temp\4fe5840379345244fcd35194309ef7b4a236bd7b42cf070395f5f2bf2ab462e2.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 "k7y2536" /tr '"C:\Users\Admin\AppData\Roaming\k7y2536.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 "k7y2536" /tr '"C:\Users\Admin\AppData\Roaming\k7y2536.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\tmp3771.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\k7y2536.exe"C:\Users\Admin\AppData\Roaming\k7y2536.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Roaming\k7y2536.exe"C:\Users\Admin\AppData\Roaming\k7y2536.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
tmp3771.tmp.bat
k7y2536.exe
memory/1072-42-0x0000021303C90000-0x0000021303CB0000-memory.dmp
memory/1072-30-0x0000021303A30000-0x0000021303A50000-memory.dmp
memory/1072-18-0x00000213001E0000-0x00000213002E0000-memory.dmp
memory/1072-17-0x00000213001E0000-0x00000213002E0000-memory.dmp
memory/1072-16-0x00000213001E0000-0x00000213002E0000-memory.dmp
memory/1072-31-0x0000021303E90000-0x0000021303F90000-memory.dmp
memory/1072-63-0x0000021304710000-0x0000021304730000-memory.dmp
memory/1536-8-0x0000000075020000-0x00000000757DC000-memory.dmp
memory/1536-0-0x0000000075032000-0x0000000075033000-memory.dmp
memory/1536-3-0x0000000005550000-0x00000000055EC000-memory.dmp
memory/1536-2-0x0000000075020000-0x00000000757DC000-memory.dmp
memory/1536-1-0x0000000000A60000-0x0000000000A72000-memory.dmp
memory/1808-203-0x000001ABE1000000-0x000001ABE1434000-memory.dmp
memory/1928-14-0x0000000074EB0000-0x000000007566C000-memory.dmp
memory/1928-12-0x0000000074EB0000-0x000000007566C000-memory.dmp