Overview

overview

10

Static

static

10

f287f64b3b...02.exe

windows10-2004-x64

10

f287f64b3b...02.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    60s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 19:50

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General

  • Target
    f287f64b3b5c0c9d98f0a84472aef3b97ad74a51bde5db43859287008fd27502.exe
  • Size 45KB
  • Sample260718-ykk2jaev6x
  • SHA256 f287f64b3b5c0c9d98f0a84472aef3b97ad74a51bde5db43859287008fd27502
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • phimsexto.blog:80

  • phimsexto.blog:22

  • phimsexto.blog:8080

  • phimsexto.blog:8880

  • phimsexto.blog:2052

  • phimsexto.blog:2082

  • phimsexto.blog:2086

  • phimsexto.blog:2095

  • phimsexto.blog:443

  • phimsexto.blog:2053

  • phimsexto.blog:2083

  • phimsexto.blog:2087

  • phimsexto.blog:2096

  • phimsexto.blog:8443

  • www.phimsexto.blog:80

  • www.phimsexto.blog:22

  • www.phimsexto.blog:8080

  • www.phimsexto.blog:8880

  • www.phimsexto.blog:2052

  • www.phimsexto.blog:2082

Mutex

  • QDklSWvfW3I8

Attributes
  • delay

    0

  • install

    true

  • install_file

    z6le35.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 1 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 6 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f287f64b3b5c0c9d98f0a84472aef3b97ad74a51bde5db43859287008fd27502.exe
    "C:\Users\Admin\AppData\Local\Temp\f287f64b3b5c0c9d98f0a84472aef3b97ad74a51bde5db43859287008fd27502.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1380
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "z6le35" /tr '"C:\Users\Admin\AppData\Roaming\z6le35.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5016
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "z6le35" /tr '"C:\Users\Admin\AppData\Roaming\z6le35.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1952
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpD8D7.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:6112
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1052
      • C:\Users\Admin\AppData\Roaming\z6le35.exe
        "C:\Users\Admin\AppData\Roaming\z6le35.exe"
        3⤵
          PID:1692
    • C:\Users\Admin\AppData\Roaming\z6le35.exe
      "C:\Users\Admin\AppData\Roaming\z6le35.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3712

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          tmpD8D7.tmp.bat
          • Path C:\Users\Admin\AppData\Local\Temp\tmpD8D7.tmp.bat
          • Size 150B
          • SHA256 c921b9e72415fd12d88ca2df144db5934ec1bfad58d82a6256dcd81920a780b6
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          z6le35.exe
          • Path C:\Users\Admin\AppData\Roaming\z6le35.exe
          • Size 45KB
          • SHA256 f287f64b3b5c0c9d98f0a84472aef3b97ad74a51bde5db43859287008fd27502
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1380-0-0x00000000749F2000-0x00000000749F3000-memory.dmp
          Download

          memory/1380-1-0x0000000000390000-0x00000000003A2000-memory.dmp
          Download

          memory/1380-2-0x00000000749E0000-0x000000007519C000-memory.dmp
          Download

          memory/1380-3-0x0000000004D70000-0x0000000004E0C000-memory.dmp
          Download

          memory/1380-8-0x00000000749E0000-0x000000007519C000-memory.dmp
          Download

          memory/3712-12-0x0000000074870000-0x000000007502C000-memory.dmp
          Download

          memory/3712-14-0x0000000074870000-0x000000007502C000-memory.dmp
          Download