Overview

overview

10

Static

static

10

a8d1c0d237...fa.exe

windows10-2004-x64

10

a8d1c0d237...fa.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    58s
  • max time network
    62s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/09/2026, 20:00

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General

  • Target
    a8d1c0d237b9d7436f207395ab368878dd3ab605f06b95020a2086a1688cf7fa.exe
  • Size 112KB
  • Sample260923-yre4vswwcs
  • SHA256 a8d1c0d237b9d7436f207395ab368878dd3ab605f06b95020a2086a1688cf7fa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • www.cremona.top:403

  • www.cremona.top:80

  • cremona.top:403

  • cremona.top:80

Mutex

  • iz2lTHQsyRmn

Attributes
  • delay

    3

  • install

    true

  • install_file

    Malware.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • 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.

    execution
  • 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.

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution

Processes

  • C:\Users\Admin\AppData\Local\Temp\a8d1c0d237b9d7436f207395ab368878dd3ab605f06b95020a2086a1688cf7fa.exe
    "C:\Users\Admin\AppData\Local\Temp\a8d1c0d237b9d7436f207395ab368878dd3ab605f06b95020a2086a1688cf7fa.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:5784
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Malware" /tr '"C:\Users\Admin\AppData\Roaming\Malware.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:1472
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Malware" /tr '"C:\Users\Admin\AppData\Roaming\Malware.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5568
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpF90C.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:2004
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:5964
      • C:\Users\Admin\AppData\Roaming\Malware.exe
        "C:\Users\Admin\AppData\Roaming\Malware.exe"
        3⤵
          PID:5876
    • C:\Users\Admin\AppData\Roaming\Malware.exe
      "C:\Users\Admin\AppData\Roaming\Malware.exe"
      1⤵
        PID:244

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmpF90C.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmpF90C.tmp.bat
            • Size 151B
            • SHA256 75841fb9fb44827f00174117e88693d6918929239acabecd0d422892cd78e539
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            Malware.exe
            • Path C:\Users\Admin\AppData\Roaming\Malware.exe
            • Size 112KB
            • SHA256 a8d1c0d237b9d7436f207395ab368878dd3ab605f06b95020a2086a1688cf7fa
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/244-12-0x0000000074C50000-0x000000007540C000-memory.dmp
            Download

            memory/244-14-0x0000000074C50000-0x000000007540C000-memory.dmp
            Download

            memory/5784-0-0x0000000074DD2000-0x0000000074DD3000-memory.dmp
            Download

            memory/5784-1-0x0000000000400000-0x0000000000422000-memory.dmp
            Download

            memory/5784-2-0x0000000074DC0000-0x000000007557C000-memory.dmp
            Download

            memory/5784-3-0x0000000004F80000-0x000000000501C000-memory.dmp
            Download

            memory/5784-8-0x0000000074DC0000-0x000000007557C000-memory.dmp
            Download