Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/07/2026, 15:14

General

  • Target
    06ba2b93f113a95f878996cb48c40615ac6873a1fba85b99fecd3b2bdc96369c.exe
  • Size 45KB
  • Sample260714-smepmsfv3p
  • SHA256 06ba2b93f113a95f878996cb48c40615ac6873a1fba85b99fecd3b2bdc96369c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • javsub.blog:80

  • javsub.blog:22

  • javsub.blog:8080

  • javsub.blog:8880

  • javsub.blog:2052

  • javsub.blog:2082

  • javsub.blog:2086

  • javsub.blog:2095

  • javsub.blog:443

  • javsub.blog:2053

  • javsub.blog:2083

  • javsub.blog:2087

  • javsub.blog:2096

  • javsub.blog:8443

  • www.javsub.blog:80

  • www.javsub.blog:22

  • www.javsub.blog:8080

  • www.javsub.blog:8880

  • www.javsub.blog:2052

  • www.javsub.blog:2082

Mutex
  • wRYYhtZs0q5k

Attributes
  • delay

    0

  • install

    true

  • install_file

    h302.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\06ba2b93f113a95f878996cb48c40615ac6873a1fba85b99fecd3b2bdc96369c.exe
    "C:\Users\Admin\AppData\Local\Temp\06ba2b93f113a95f878996cb48c40615ac6873a1fba85b99fecd3b2bdc96369c.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "h302" /tr '"C:\Users\Admin\AppData\Roaming\h302.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:424
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "h302" /tr '"C:\Users\Admin\AppData\Roaming\h302.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5600
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4433.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1540
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:260
      • C:\Users\Admin\AppData\Roaming\h302.exe
        "C:\Users\Admin\AppData\Roaming\h302.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:908
  • C:\Users\Admin\AppData\Roaming\h302.exe
    "C:\Users\Admin\AppData\Roaming\h302.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1596

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp4433.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp4433.tmp.bat
        • Size 148B
        • SHA256 f8fc6829c7b9683a194becd7fa19d4e8cca9752bb6c60f24075d19f3de75246e
        • MD5 SHA1 SHA512 TLSH

        h302.exe

        • Path C:\Users\Admin\AppData\Roaming\h302.exe
        • Size 45KB
        • SHA256 06ba2b93f113a95f878996cb48c40615ac6873a1fba85b99fecd3b2bdc96369c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1596-12-0x00000000741E0000-0x000000007499C000-memory.dmp

        memory/1596-14-0x00000000741E0000-0x000000007499C000-memory.dmp

        memory/2352-0-0x00000000743E2000-0x00000000743E3000-memory.dmp

        memory/2352-1-0x0000000000910000-0x0000000000922000-memory.dmp

        memory/2352-2-0x00000000743D0000-0x0000000074B8C000-memory.dmp

        memory/2352-3-0x0000000005440000-0x00000000054DC000-memory.dmp

        memory/2352-8-0x00000000743D0000-0x0000000074B8C000-memory.dmp