Overview

overview

10

Static

static

10

899407e19e...4d.exe

windows10-2004-x64

10

899407e19e...4d.exe

windows11-ltsc_2024-x64

10

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, 15:20

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General

  • Target
    899407e19e77876eb02bfa8aa944ceede439b2abf6ce3e9e79324f58b5fd584d.exe
  • Size 45KB
  • Sample260710-sqxpmaes9x
  • SHA256 899407e19e77876eb02bfa8aa944ceede439b2abf6ce3e9e79324f58b5fd584d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • vnphimsexhay.blog:80

  • vnphimsexhay.blog:22

  • vnphimsexhay.blog:8080

  • vnphimsexhay.blog:8880

  • vnphimsexhay.blog:2052

  • vnphimsexhay.blog:2082

  • vnphimsexhay.blog:2086

  • vnphimsexhay.blog:2095

  • vnphimsexhay.blog:443

  • vnphimsexhay.blog:2053

  • vnphimsexhay.blog:2083

  • vnphimsexhay.blog:2087

  • vnphimsexhay.blog:2096

  • vnphimsexhay.blog:8443

  • www.vnphimsexhay.blog:80

  • www.vnphimsexhay.blog:22

  • www.vnphimsexhay.blog:8080

  • www.vnphimsexhay.blog:8880

  • www.vnphimsexhay.blog:2052

  • www.vnphimsexhay.blog:2082

Mutex

  • FExKACkWAtjw

Attributes
  • delay

    0

  • install

    true

  • install_file

    9w4r7og.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).

  • 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 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\899407e19e77876eb02bfa8aa944ceede439b2abf6ce3e9e79324f58b5fd584d.exe
    "C:\Users\Admin\AppData\Local\Temp\899407e19e77876eb02bfa8aa944ceede439b2abf6ce3e9e79324f58b5fd584d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4632
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "9w4r7og" /tr '"C:\Users\Admin\AppData\Roaming\9w4r7og.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:356
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "9w4r7og" /tr '"C:\Users\Admin\AppData\Roaming\9w4r7og.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4828
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp59FD.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1992
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2956
      • C:\Users\Admin\AppData\Roaming\9w4r7og.exe
        "C:\Users\Admin\AppData\Roaming\9w4r7og.exe"
        3⤵
          PID:2456
    • C:\Users\Admin\AppData\Roaming\9w4r7og.exe
      "C:\Users\Admin\AppData\Roaming\9w4r7og.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4316

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          tmp59FD.tmp.bat
          • Path C:\Users\Admin\AppData\Local\Temp\tmp59FD.tmp.bat
          • Size 151B
          • SHA256 de0c8b3532619e6e7350987e997e2fc3c80410486dedba094397dede35a6fec9
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          9w4r7og.exe
          • Path C:\Users\Admin\AppData\Roaming\9w4r7og.exe
          • Size 45KB
          • SHA256 899407e19e77876eb02bfa8aa944ceede439b2abf6ce3e9e79324f58b5fd584d
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/4316-12-0x0000000074F90000-0x000000007574C000-memory.dmp
          Download

          memory/4316-14-0x0000000074F90000-0x000000007574C000-memory.dmp
          Download

          memory/4632-0-0x0000000075132000-0x0000000075133000-memory.dmp
          Download

          memory/4632-1-0x0000000000FC0000-0x0000000000FD2000-memory.dmp
          Download

          memory/4632-2-0x0000000075120000-0x00000000758DC000-memory.dmp
          Download

          memory/4632-3-0x0000000005B60000-0x0000000005BFC000-memory.dmp
          Download

          memory/4632-8-0x0000000075120000-0x00000000758DC000-memory.dmp
          Download