Overview

overview

10

Static

static

10

4419440ed0...1d.exe

windows10-2004-x64

10

4419440ed0...1d.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 17:29

Sharing

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Report Analysis Logs

General

  • Target
    4419440ed029e0e862b0c3d5d2faa090e81e1f53d117a0faf99ffc7467e98a1d.exe
  • Size 45KB
  • Sample260707-v2w9caax2v
  • SHA256 4419440ed029e0e862b0c3d5d2faa090e81e1f53d117a0faf99ffc7467e98a1d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • x.vnphimsexhay.blog:80

  • x.vnphimsexhay.blog:22

  • x.vnphimsexhay.blog:8080

  • x.vnphimsexhay.blog:8880

  • x.vnphimsexhay.blog:2052

  • x.vnphimsexhay.blog:2082

  • x.vnphimsexhay.blog:2086

  • x.vnphimsexhay.blog:2095

  • x.vnphimsexhay.blog:443

  • x.vnphimsexhay.blog:2053

  • x.vnphimsexhay.blog:2083

  • x.vnphimsexhay.blog:2087

  • x.vnphimsexhay.blog:2096

  • x.vnphimsexhay.blog:8443

  • www.x.vnphimsexhay.blog:80

  • www.x.vnphimsexhay.blog:22

  • www.x.vnphimsexhay.blog:8080

  • www.x.vnphimsexhay.blog:8880

  • www.x.vnphimsexhay.blog:2052

  • www.x.vnphimsexhay.blog:2082

Mutex

  • Uka97kd32sG5

Attributes
  • delay

    0

  • install

    true

  • install_file

    rfuw.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
  • System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\4419440ed029e0e862b0c3d5d2faa090e81e1f53d117a0faf99ffc7467e98a1d.exe
    "C:\Users\Admin\AppData\Local\Temp\4419440ed029e0e862b0c3d5d2faa090e81e1f53d117a0faf99ffc7467e98a1d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4940
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "rfuw" /tr '"C:\Users\Admin\AppData\Roaming\rfuw.exe"' & exit
      2⤵
        PID:4748
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /f /sc onlogon /rl highest /tn "rfuw" /tr '"C:\Users\Admin\AppData\Roaming\rfuw.exe"'
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:5268
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1330.tmp.bat""
        2⤵
          PID:4212
          • C:\Windows\SysWOW64\timeout.exe
            timeout 3
            3⤵
            • Delays execution with timeout.exe
            PID:4288
          • C:\Users\Admin\AppData\Roaming\rfuw.exe
            "C:\Users\Admin\AppData\Roaming\rfuw.exe"
            3⤵
              PID:704
        • C:\Users\Admin\AppData\Roaming\rfuw.exe
          "C:\Users\Admin\AppData\Roaming\rfuw.exe"
          1⤵
            PID:3152
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:1240
              • C:\Windows\explorer.exe
                explorer.exe /LOADSAVEDWINDOWS
                2⤵
                  PID:204
              • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                1⤵
                  PID:1288
                • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
                  "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
                  1⤵
                    PID:1224

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        prep_Activatable Class_Hermes_perf.cache
                        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                        • Size 591B
                        • SHA256 dc216c11d6381abdcb6a4b927fd9ea68d336ff63c88639e4a242acf037f90c68
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        prep_Activatable Class_Hermes_perf.cache
                        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                        • Size 599B
                        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        tmp1330.tmp.bat
                        • Path C:\Users\Admin\AppData\Local\Temp\tmp1330.tmp.bat
                        • Size 148B
                        • SHA256 7c3f5d50ead4f951d8f1f38c3955814bbc22cd870bdbf7cb2156cdeda544d027
                        • MD5 SHA1 SHA512 TLSH
                        Submit Download

                        rfuw.exe
                        • Path C:\Users\Admin\AppData\Roaming\rfuw.exe
                        • Size 45KB
                        • SHA256 4419440ed029e0e862b0c3d5d2faa090e81e1f53d117a0faf99ffc7467e98a1d
                        • MD5 SHA1 SHA512 SSDEEP TLSH
                        Submit Download

                        memory/204-189-0x000000000E340000-0x000000000EBBB000-memory.dmp
                        Download

                        memory/1224-18-0x0000027F001E0000-0x0000027F002E0000-memory.dmp
                        Download

                        memory/1224-76-0x0000027F14290000-0x0000027F142B0000-memory.dmp
                        Download

                        memory/1224-40-0x0000027F13EF0000-0x0000027F13FF0000-memory.dmp
                        Download

                        memory/1224-39-0x0000027F03A30000-0x0000027F03A50000-memory.dmp
                        Download

                        memory/1224-46-0x0000027F03BF0000-0x0000027F03C10000-memory.dmp
                        Download

                        memory/3152-14-0x0000000074B60000-0x000000007531C000-memory.dmp
                        Download

                        memory/3152-12-0x0000000074B60000-0x000000007531C000-memory.dmp
                        Download

                        memory/4940-0-0x0000000074CB2000-0x0000000074CB3000-memory.dmp
                        Download

                        memory/4940-8-0x0000000074CA0000-0x000000007545C000-memory.dmp
                        Download

                        memory/4940-3-0x0000000005940000-0x00000000059DC000-memory.dmp
                        Download

                        memory/4940-2-0x0000000074CA0000-0x000000007545C000-memory.dmp
                        Download

                        memory/4940-1-0x0000000000DB0000-0x0000000000DC2000-memory.dmp
                        Download