Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260630-en - resource tags
- submitted
03/07/2026, 09:37
General
- Target aa54e1eb928240e16a6083855bb97f243b368d55ca228f4ca3fdf6dc6ed3869e.exe
- Size 45KB
- Sample260703-lltzlsbv5n
- SHA256 aa54e1eb928240e16a6083855bb97f243b368d55ca228f4ca3fdf6dc6ed3869e
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
myzoomboom.com:80
-
myzoomboom.com:22
-
myzoomboom.com:8080
-
myzoomboom.com:8880
-
myzoomboom.com:2052
-
myzoomboom.com:2082
-
myzoomboom.com:2086
-
myzoomboom.com:2095
-
myzoomboom.com:443
-
myzoomboom.com:2053
-
myzoomboom.com:2083
-
myzoomboom.com:2087
-
myzoomboom.com:2096
-
myzoomboom.com:8443
-
www.myzoomboom.com:80
-
www.myzoomboom.com:22
-
www.myzoomboom.com:8080
-
www.myzoomboom.com:8880
-
www.myzoomboom.com:2052
-
www.myzoomboom.com:2082
-
bPT1KLwSo7IB
-
delay
0
-
install
true
-
install_file
rur4xz.exe
-
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
-
C:\Users\Admin\AppData\Local\Temp\aa54e1eb928240e16a6083855bb97f243b368d55ca228f4ca3fdf6dc6ed3869e.exe"C:\Users\Admin\AppData\Local\Temp\aa54e1eb928240e16a6083855bb97f243b368d55ca228f4ca3fdf6dc6ed3869e.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "rur4xz" /tr '"C:\Users\Admin\AppData\Roaming\rur4xz.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "rur4xz" /tr '"C:\Users\Admin\AppData\Roaming\rur4xz.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5B36.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
-
-
C:\Users\Admin\AppData\Roaming\rur4xz.exe"C:\Users\Admin\AppData\Roaming\rur4xz.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
-
C:\Users\Admin\AppData\Roaming\rur4xz.exe"C:\Users\Admin\AppData\Roaming\rur4xz.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\sihost.exesihost.exe1⤵
-
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
-
-
C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵
-
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
Loading Replay Monitor...
Downloads
prep_Activatable Class_Hermes_perf.cache
tmp5B36.tmp.bat
rur4xz.exe
memory/356-14-0x0000000074E20000-0x00000000755DC000-memory.dmp
memory/356-12-0x0000000074E20000-0x00000000755DC000-memory.dmp
memory/5240-8-0x0000000074F90000-0x000000007574C000-memory.dmp
memory/5240-0-0x0000000074FA2000-0x0000000074FA3000-memory.dmp
memory/5240-3-0x0000000005AC0000-0x0000000005B5C000-memory.dmp
memory/5240-2-0x0000000074F90000-0x000000007574C000-memory.dmp
memory/5240-1-0x0000000000F40000-0x0000000000F52000-memory.dmp
memory/5404-36-0x000001F0801E0000-0x000001F0802E0000-memory.dmp
memory/5404-81-0x000001F0951F0000-0x000001F095210000-memory.dmp
memory/5404-49-0x000001F081E70000-0x000001F081F70000-memory.dmp
memory/5404-66-0x000001F081D50000-0x000001F081D70000-memory.dmp
memory/5404-47-0x000001F081A10000-0x000001F081A30000-memory.dmp
memory/5404-37-0x000001F0801E0000-0x000001F0802E0000-memory.dmp
memory/5404-35-0x000001F0801E0000-0x000001F0802E0000-memory.dmp