Analysis
- max time kernel
58s - max time network
52s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
27/10/2026, 19:09
General
- Target 52fe54e1c45f55f5d495cbe7383913038020c050ab0b9adf937a6a495ad28e1e.exe
- Size 32KB
- Sample261027-xt892sft8s
- SHA256 52fe54e1c45f55f5d495cbe7383913038020c050ab0b9adf937a6a495ad28e1e
Malware Config
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Adds Run key to start application 2 TTPs 2 IoCs
- Drops file in System32 directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 4 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 44 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\52fe54e1c45f55f5d495cbe7383913038020c050ab0b9adf937a6a495ad28e1e.exe"C:\Users\Admin\AppData\Local\Temp\52fe54e1c45f55f5d495cbe7383913038020c050ab0b9adf937a6a495ad28e1e.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- 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 vssadmin delete shadows /all /quiet2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Local\Temp\AppData\svchost.exe"' & exit2⤵
- Executes a command shell one-liner
- 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 "svchost" /tr '"C:\Users\Admin\AppData\Local\Temp\AppData\svchost.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\52fe54e1c45f55f5d495cbe7383913038020c050ab0b9adf937a6a495ad28e1e.exeC:\Users\Admin\AppData\Local\Temp\52fe54e1c45f55f5d495cbe7383913038020c050ab0b9adf937a6a495ad28e1e.exe1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- 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 vssadmin delete shadows /all /quiet2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Windows\system32\AppData\svchost.exe"' & exit2⤵
- Executes a command shell one-liner
- 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 "svchost" /tr '"C:\Windows\system32\AppData\svchost.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
chrome_data.log
lsass.dmp
!!!_READ_ME_TO_DECRYPT_!!!.txt
AssertReset.docx.locked
GroupEnter.docx.locked
SearchApprove.docx.locked
wallet.dat
ShowGrant.docx.locked
memory/3196-18-0x00000000057C0000-0x00000000057D0000-memory.dmp
memory/3196-17-0x00000000057C0000-0x00000000057D0000-memory.dmp
memory/3332-0-0x0000000000BA0000-0x0000000000BAE000-memory.dmp
memory/3332-16-0x0000000006A70000-0x0000000006B0C000-memory.dmp
memory/3332-3-0x00000000063C0000-0x0000000006964000-memory.dmp
memory/3332-2-0x0000000005500000-0x0000000005510000-memory.dmp
memory/3332-1-0x0000000005500000-0x0000000005510000-memory.dmp