Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
- submitted
07/07/2026, 09:37
General
- Target 72987725b28d8dc3d067b698bc6a5e8860b5b7f60690b22604e596197f4443ad.exe
- Size 45KB
- Sample260707-llppwsbz3j
- SHA256 72987725b28d8dc3d067b698bc6a5e8860b5b7f60690b22604e596197f4443ad
Malware Config
Extracted
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asyncrat
-
0.5.8
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Default
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103.109.100.136:80
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103.109.100.136:22
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103.109.100.136:8080
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103.109.100.136:8880
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103.109.100.136:2052
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103.109.100.136:2082
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103.109.100.136:2086
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103.109.100.136:2095
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103.109.100.136:443
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103.109.100.136:2053
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103.109.100.136:2083
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103.109.100.136:2087
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103.109.100.136:2096
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103.109.100.136:8443
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T4XLyDDH6Q0C
-
delay
0
-
install
true
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install_file
9udwoboc.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 27 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\72987725b28d8dc3d067b698bc6a5e8860b5b7f60690b22604e596197f4443ad.exe"C:\Users\Admin\AppData\Local\Temp\72987725b28d8dc3d067b698bc6a5e8860b5b7f60690b22604e596197f4443ad.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 "9udwoboc" /tr '"C:\Users\Admin\AppData\Roaming\9udwoboc.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 "9udwoboc" /tr '"C:\Users\Admin\AppData\Roaming\9udwoboc.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\tmp2E98.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\9udwoboc.exe"C:\Users\Admin\AppData\Roaming\9udwoboc.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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-
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C:\Users\Admin\AppData\Roaming\9udwoboc.exe"C:\Users\Admin\AppData\Roaming\9udwoboc.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp2E98.tmp.bat
9udwoboc.exe
memory/2764-12-0x0000000074EC0000-0x000000007567C000-memory.dmp
memory/2764-14-0x0000000074EC0000-0x000000007567C000-memory.dmp
memory/4620-0-0x0000000075042000-0x0000000075043000-memory.dmp
memory/4620-1-0x00000000002F0000-0x0000000000302000-memory.dmp
memory/4620-2-0x0000000075030000-0x00000000757EC000-memory.dmp
memory/4620-3-0x0000000004EB0000-0x0000000004F4C000-memory.dmp
memory/4620-8-0x0000000075030000-0x00000000757EC000-memory.dmp