Analysis
- max time kernel
6s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
- submitted
07/07/2026, 14:29
General
- Target 3b204561572192fb5a4de00d18d501704a653ad6d694fb3a53b84bec0740ae4f.exe
- Size 45KB
- Sample260707-rtj29sgs2m
- SHA256 3b204561572192fb5a4de00d18d501704a653ad6d694fb3a53b84bec0740ae4f
Malware Config
Extracted
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asyncrat
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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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d6F4OYsdiHfR
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delay
0
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install
true
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install_file
uhs3pf9z.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 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3b204561572192fb5a4de00d18d501704a653ad6d694fb3a53b84bec0740ae4f.exe"C:\Users\Admin\AppData\Local\Temp\3b204561572192fb5a4de00d18d501704a653ad6d694fb3a53b84bec0740ae4f.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 "uhs3pf9z" /tr '"C:\Users\Admin\AppData\Roaming\uhs3pf9z.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 "uhs3pf9z" /tr '"C:\Users\Admin\AppData\Roaming\uhs3pf9z.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\tmp6018.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\uhs3pf9z.exe"C:\Users\Admin\AppData\Roaming\uhs3pf9z.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Roaming\uhs3pf9z.exe"C:\Users\Admin\AppData\Roaming\uhs3pf9z.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp6018.tmp.bat
uhs3pf9z.exe
memory/1500-0-0x0000000074CC2000-0x0000000074CC3000-memory.dmp
memory/1500-1-0x0000000000270000-0x0000000000282000-memory.dmp
memory/1500-2-0x0000000074CB0000-0x000000007546C000-memory.dmp
memory/1500-3-0x0000000004DB0000-0x0000000004E4C000-memory.dmp
memory/1500-9-0x0000000074CB0000-0x000000007546C000-memory.dmp
memory/5056-12-0x0000000074C70000-0x000000007542C000-memory.dmp
memory/5056-14-0x0000000074C70000-0x000000007542C000-memory.dmp