Analysis

  • max time kernel
    6s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/08/2026, 12:56

General

  • Target
    fda979366cf97b461a4fdbcd202dcb4f5d49bb4dad9ff3a9171a69006618166f.exe
  • Size 45KB
  • Sample260805-p6vnesgl21
  • SHA256 fda979366cf97b461a4fdbcd202dcb4f5d49bb4dad9ff3a9171a69006618166f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • haysexcdn.net:80

  • haysexcdn.net:22

  • haysexcdn.net:8080

  • haysexcdn.net:8880

  • haysexcdn.net:2052

  • haysexcdn.net:2082

  • haysexcdn.net:2086

  • haysexcdn.net:2095

  • haysexcdn.net:443

  • haysexcdn.net:2053

  • haysexcdn.net:2083

  • haysexcdn.net:2087

  • haysexcdn.net:2096

  • haysexcdn.net:8443

  • www.haysexcdn.net:80

  • www.haysexcdn.net:22

  • www.haysexcdn.net:8080

  • www.haysexcdn.net:8880

  • www.haysexcdn.net:2052

  • www.haysexcdn.net:2082

Mutex
  • qnov2kHfHLSK

Attributes
  • delay

    0

  • install

    true

  • install_file

    6uw6jmw.exe

  • install_folder

    %AppData%

aes.plain

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
  • Outbound SSH connection to public host 2 TTPs 5 IoCs

    SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fda979366cf97b461a4fdbcd202dcb4f5d49bb4dad9ff3a9171a69006618166f.exe
    "C:\Users\Admin\AppData\Local\Temp\fda979366cf97b461a4fdbcd202dcb4f5d49bb4dad9ff3a9171a69006618166f.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "6uw6jmw" /tr '"C:\Users\Admin\AppData\Roaming\6uw6jmw.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4108
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "6uw6jmw" /tr '"C:\Users\Admin\AppData\Roaming\6uw6jmw.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3384
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpD73.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4368
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2784
      • C:\Users\Admin\AppData\Roaming\6uw6jmw.exe
        "C:\Users\Admin\AppData\Roaming\6uw6jmw.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3276
  • C:\Users\Admin\AppData\Roaming\6uw6jmw.exe
    "C:\Users\Admin\AppData\Roaming\6uw6jmw.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2388

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmpD73.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmpD73.tmp.bat
        • Size 150B
        • SHA256 f638ab4847ede1997c1bb4979d0be7a610b54ad1f162a58742ed28a8acdb893d
        • MD5 SHA1 SHA512 TLSH

        6uw6jmw.exe

        • Path C:\Users\Admin\AppData\Roaming\6uw6jmw.exe
        • Size 45KB
        • SHA256 fda979366cf97b461a4fdbcd202dcb4f5d49bb4dad9ff3a9171a69006618166f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2388-12-0x0000000074500000-0x0000000074CBC000-memory.dmp

        memory/2388-14-0x0000000074500000-0x0000000074CBC000-memory.dmp

        memory/2420-0-0x0000000074682000-0x0000000074683000-memory.dmp

        memory/2420-1-0x0000000000C10000-0x0000000000C22000-memory.dmp

        memory/2420-2-0x0000000074670000-0x0000000074E2C000-memory.dmp

        memory/2420-3-0x0000000005760000-0x00000000057FC000-memory.dmp

        memory/2420-8-0x0000000074670000-0x0000000074E2C000-memory.dmp