Overview

overview

10

Static

static

10

c12c2c2a-5...21.exe

windows10-2004-x64

10

c12c2c2a-5...21.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 04:50

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    c12c2c2a-5f15-4936-b2d5-9156a5486221.exe
  • Size 48KB
  • Sample260728-fgplfaycjf
  • SHA256 62d65ae431beb000406bb3f7423216eb56586dd207e99362f2766599412f63b6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • cougarinu.io:8080

  • cougarinu.io:2443

  • cougarinu.io:4431

  • cougarinu.io:2092

  • cougarinu.io:80

  • cougarinu.io:90

  • www.cougarinu.io:8080

  • www.cougarinu.io:2443

  • www.cougarinu.io:4431

  • www.cougarinu.io:2092

  • www.cougarinu.io:80

  • www.cougarinu.io:90

  • ILOVEYOU.cougarinu.io:8080

  • ILOVEYOU.cougarinu.io:2443

  • ILOVEYOU.cougarinu.io:4431

  • ILOVEYOU.cougarinu.io:2092

  • ILOVEYOU.cougarinu.io:80

  • ILOVEYOU.cougarinu.io:90

  • Melissa.cougarinu.io:8080

  • Melissa.cougarinu.io:2443

Mutex

  • XAfAGB0mXfr3

Attributes
  • delay

    3

  • install

    true

  • install_file

    Mydoom.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 dropped EXE 2 IoCs
  • 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.

    execution
  • 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.

    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
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c12c2c2a-5f15-4936-b2d5-9156a5486221.exe
    "C:\Users\Admin\AppData\Local\Temp\c12c2c2a-5f15-4936-b2d5-9156a5486221.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4708
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Mydoom" /tr '"C:\Users\Admin\AppData\Roaming\Mydoom.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:6004
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Mydoom" /tr '"C:\Users\Admin\AppData\Roaming\Mydoom.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3532
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1459.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4876
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4452
      • C:\Users\Admin\AppData\Roaming\Mydoom.exe
        "C:\Users\Admin\AppData\Roaming\Mydoom.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5676
  • C:\Users\Admin\AppData\Roaming\Mydoom.exe
    "C:\Users\Admin\AppData\Roaming\Mydoom.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4404

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp1459.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp1459.tmp.bat
        • Size 150B
        • SHA256 58b99e7ce65fee6dd9c60a21cbe270974d7f7719c5dd3b613d626e1c17de10bf
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        Mydoom.exe
        • Path C:\Users\Admin\AppData\Roaming\Mydoom.exe
        • Size 48KB
        • SHA256 62d65ae431beb000406bb3f7423216eb56586dd207e99362f2766599412f63b6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4404-12-0x0000000074230000-0x00000000749EC000-memory.dmp
        Download

        memory/4404-14-0x0000000074230000-0x00000000749EC000-memory.dmp
        Download

        memory/4708-0-0x0000000074242000-0x0000000074243000-memory.dmp
        Download

        memory/4708-1-0x0000000000520000-0x0000000000532000-memory.dmp
        Download

        memory/4708-2-0x0000000074230000-0x00000000749EC000-memory.dmp
        Download

        memory/4708-3-0x00000000050A0000-0x000000000513C000-memory.dmp
        Download

        memory/4708-9-0x0000000074230000-0x00000000749EC000-memory.dmp
        Download