Analysis

  • max time kernel
    58s
  • max time network
    58s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/07/2026, 20:32

General

  • Target
    a1d4a1493bd1d33ee9aa7bdeaa4377f5fbb434010717927da825c48ecdddeea1.exe
  • Size 45KB
  • Sample260724-zbrcmasemb
  • SHA256 a1d4a1493bd1d33ee9aa7bdeaa4377f5fbb434010717927da825c48ecdddeea1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • podvis.top:80

  • podvis.top:22

  • podvis.top:8080

  • podvis.top:8880

  • podvis.top:2052

  • podvis.top:2082

  • podvis.top:2086

  • podvis.top:2095

  • podvis.top:443

  • podvis.top:2053

  • podvis.top:2083

  • podvis.top:2087

  • podvis.top:2096

  • podvis.top:8443

  • www.podvis.top:80

  • www.podvis.top:22

  • www.podvis.top:8080

  • www.podvis.top:8880

  • www.podvis.top:2052

  • www.podvis.top:2082

Mutex
  • ZuxcmqLl1OwZ

Attributes
  • delay

    0

  • install

    true

  • install_file

    r47osta.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 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 1 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1d4a1493bd1d33ee9aa7bdeaa4377f5fbb434010717927da825c48ecdddeea1.exe
    "C:\Users\Admin\AppData\Local\Temp\a1d4a1493bd1d33ee9aa7bdeaa4377f5fbb434010717927da825c48ecdddeea1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4076
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "r47osta" /tr '"C:\Users\Admin\AppData\Roaming\r47osta.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:4984
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "r47osta" /tr '"C:\Users\Admin\AppData\Roaming\r47osta.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:1152
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6354.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:4136
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:268
      • C:\Users\Admin\AppData\Roaming\r47osta.exe
        "C:\Users\Admin\AppData\Roaming\r47osta.exe"
        3⤵
          PID:3316
    • C:\Users\Admin\AppData\Roaming\r47osta.exe
      "C:\Users\Admin\AppData\Roaming\r47osta.exe"
      1⤵
        PID:4112

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp6354.tmp.bat

            • Path C:\Users\Admin\AppData\Local\Temp\tmp6354.tmp.bat
            • Size 151B
            • SHA256 799090d0eea92333c36d119d36298d9750456c2662d03680430695cfdbf2d490
            • MD5 SHA1 SHA512 TLSH

            r47osta.exe

            • Path C:\Users\Admin\AppData\Roaming\r47osta.exe
            • Size 45KB
            • SHA256 a1d4a1493bd1d33ee9aa7bdeaa4377f5fbb434010717927da825c48ecdddeea1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/4076-0-0x0000000074A22000-0x0000000074A23000-memory.dmp

            memory/4076-1-0x00000000008E0000-0x00000000008F2000-memory.dmp

            memory/4076-2-0x0000000074A10000-0x00000000751CC000-memory.dmp

            memory/4076-3-0x00000000053F0000-0x000000000548C000-memory.dmp

            memory/4076-8-0x0000000074A10000-0x00000000751CC000-memory.dmp

            memory/4112-12-0x0000000074840000-0x0000000074FFC000-memory.dmp

            memory/4112-14-0x0000000074840000-0x0000000074FFC000-memory.dmp