Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/07/2026, 11:12

General

  • Target
    64b4ae4e7fc588ddb8961764e3e85d5e5c2e2396d9db02e22161ce35609335e6.exe
  • Size 45KB
  • Sample260710-na5cbabs3w
  • SHA256 64b4ae4e7fc588ddb8961764e3e85d5e5c2e2396d9db02e22161ce35609335e6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • damsex.blog:80

  • damsex.blog:22

  • damsex.blog:8080

  • damsex.blog:8880

  • damsex.blog:2052

  • damsex.blog:2082

  • damsex.blog:2086

  • damsex.blog:2095

  • damsex.blog:443

  • damsex.blog:2053

  • damsex.blog:2083

  • damsex.blog:2087

  • damsex.blog:2096

  • damsex.blog:8443

  • www.damsex.blog:80

  • www.damsex.blog:22

  • www.damsex.blog:8080

  • www.damsex.blog:8880

  • www.damsex.blog:2052

  • www.damsex.blog:2082

Mutex
  • wVqpx6AolQ0F

Attributes
  • delay

    0

  • install

    true

  • install_file

    ky342.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
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\64b4ae4e7fc588ddb8961764e3e85d5e5c2e2396d9db02e22161ce35609335e6.exe
    "C:\Users\Admin\AppData\Local\Temp\64b4ae4e7fc588ddb8961764e3e85d5e5c2e2396d9db02e22161ce35609335e6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5916
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ky342" /tr '"C:\Users\Admin\AppData\Roaming\ky342.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4492
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ky342" /tr '"C:\Users\Admin\AppData\Roaming\ky342.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4732
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8572.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4508
      • C:\Users\Admin\AppData\Roaming\ky342.exe
        "C:\Users\Admin\AppData\Roaming\ky342.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4648
  • C:\Users\Admin\AppData\Roaming\ky342.exe
    "C:\Users\Admin\AppData\Roaming\ky342.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:6092

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp8572.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp8572.tmp.bat
        • Size 149B
        • SHA256 98ad76754a935183d48636c024f6e0c8aabc5b619d1121fdf05f68f0f1d4de77
        • MD5 SHA1 SHA512 TLSH

        ky342.exe

        • Path C:\Users\Admin\AppData\Roaming\ky342.exe
        • Size 45KB
        • SHA256 64b4ae4e7fc588ddb8961764e3e85d5e5c2e2396d9db02e22161ce35609335e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5916-0-0x0000000074832000-0x0000000074833000-memory.dmp

        memory/5916-1-0x0000000000750000-0x0000000000762000-memory.dmp

        memory/5916-2-0x0000000074820000-0x0000000074FDC000-memory.dmp

        memory/5916-3-0x0000000005310000-0x00000000053AC000-memory.dmp

        memory/5916-8-0x0000000074820000-0x0000000074FDC000-memory.dmp

        memory/6092-12-0x00000000746B0000-0x0000000074E6C000-memory.dmp

        memory/6092-14-0x00000000746B0000-0x0000000074E6C000-memory.dmp