Analysis
- max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
06/07/2026, 05:35
General
- Target 0e3b7de135b91ed78859cc70902c2981f21f92d91adf70d91df619e08f92b78f.exe
- Size 45KB
- Sample260706-gae9vsd13l
- SHA256 0e3b7de135b91ed78859cc70902c2981f21f92d91adf70d91df619e08f92b78f
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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x.sexvietsubs.blog:80
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x.sexvietsubs.blog:22
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x.sexvietsubs.blog:8080
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x.sexvietsubs.blog:8880
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x.sexvietsubs.blog:2052
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x.sexvietsubs.blog:2082
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x.sexvietsubs.blog:2086
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x.sexvietsubs.blog:2095
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x.sexvietsubs.blog:443
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x.sexvietsubs.blog:2053
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x.sexvietsubs.blog:2083
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x.sexvietsubs.blog:2087
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x.sexvietsubs.blog:2096
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x.sexvietsubs.blog:8443
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www.x.sexvietsubs.blog:80
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www.x.sexvietsubs.blog:22
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www.x.sexvietsubs.blog:8080
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www.x.sexvietsubs.blog:8880
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www.x.sexvietsubs.blog:2052
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www.x.sexvietsubs.blog:2082
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4bJUt3SYf77W
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delay
0
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install
true
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install_file
rq2uok4.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\0e3b7de135b91ed78859cc70902c2981f21f92d91adf70d91df619e08f92b78f.exe"C:\Users\Admin\AppData\Local\Temp\0e3b7de135b91ed78859cc70902c2981f21f92d91adf70d91df619e08f92b78f.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 "rq2uok4" /tr '"C:\Users\Admin\AppData\Roaming\rq2uok4.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 "rq2uok4" /tr '"C:\Users\Admin\AppData\Roaming\rq2uok4.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\tmp522D.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\rq2uok4.exe"C:\Users\Admin\AppData\Roaming\rq2uok4.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Roaming\rq2uok4.exe"C:\Users\Admin\AppData\Roaming\rq2uok4.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
tmp522D.tmp.bat
rq2uok4.exe
memory/4592-194-0x00000222841F0000-0x0000022284624000-memory.dmp
memory/4872-1-0x00000000001A0000-0x00000000001B2000-memory.dmp
memory/4872-2-0x0000000074930000-0x00000000750EC000-memory.dmp
memory/4872-3-0x0000000004C00000-0x0000000004C9C000-memory.dmp
memory/4872-8-0x0000000074930000-0x00000000750EC000-memory.dmp
memory/4872-0-0x0000000074942000-0x0000000074943000-memory.dmp
memory/4884-37-0x000001AC801E0000-0x000001AC802E0000-memory.dmp
memory/4884-36-0x000001AC801E0000-0x000001AC802E0000-memory.dmp
memory/4884-81-0x000001AC94210000-0x000001AC94230000-memory.dmp
memory/4884-35-0x000001AC801E0000-0x000001AC802E0000-memory.dmp
memory/4884-48-0x000001AC83A30000-0x000001AC83A50000-memory.dmp
memory/4884-49-0x000001AC93E90000-0x000001AC93F90000-memory.dmp
memory/4884-67-0x000001AC83E10000-0x000001AC83E30000-memory.dmp
memory/5036-14-0x0000000074730000-0x0000000074EEC000-memory.dmp
memory/5036-12-0x0000000074730000-0x0000000074EEC000-memory.dmp