Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 04:06

General

  • Target
    796bb8e16dc7e0856a3974e7cf6ba6796c28a4a8ad6719233c77475c30714b99.exe
  • Size 45KB
  • Sample260706-epe7asdt7k
  • SHA256 796bb8e16dc7e0856a3974e7cf6ba6796c28a4a8ad6719233c77475c30714b99
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • sex18.club:80

  • sex18.club:22

  • sex18.club:8080

  • sex18.club:8880

  • sex18.club:2052

  • sex18.club:2082

  • sex18.club:2086

  • sex18.club:2095

  • sex18.club:443

  • sex18.club:2053

  • sex18.club:2083

  • sex18.club:2087

  • sex18.club:2096

  • sex18.club:8443

  • www.sex18.club:80

  • www.sex18.club:22

  • www.sex18.club:8080

  • www.sex18.club:8880

  • www.sex18.club:2052

  • www.sex18.club:2082

Mutex
  • P3DFvDMPgPhr

Attributes
  • delay

    0

  • install

    true

  • install_file

    qypzfgl.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\796bb8e16dc7e0856a3974e7cf6ba6796c28a4a8ad6719233c77475c30714b99.exe
    "C:\Users\Admin\AppData\Local\Temp\796bb8e16dc7e0856a3974e7cf6ba6796c28a4a8ad6719233c77475c30714b99.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "qypzfgl" /tr '"C:\Users\Admin\AppData\Roaming\qypzfgl.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4008
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "qypzfgl" /tr '"C:\Users\Admin\AppData\Roaming\qypzfgl.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3016
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp403B.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:480
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5984
      • C:\Users\Admin\AppData\Roaming\qypzfgl.exe
        "C:\Users\Admin\AppData\Roaming\qypzfgl.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4816
  • C:\Users\Admin\AppData\Roaming\qypzfgl.exe
    "C:\Users\Admin\AppData\Roaming\qypzfgl.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2864
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:6032
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:3128
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:5876
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:5744

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                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 599B
                • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                • MD5 SHA1 SHA512 TLSH

                tmp403B.tmp.bat

                • Path C:\Users\Admin\AppData\Local\Temp\tmp403B.tmp.bat
                • Size 151B
                • SHA256 1feedf2e7c2ec3c6fd432cd8a3fe7be2ec8f0078bf0f3ce5f3c1c6fefb4e10e0
                • MD5 SHA1 SHA512 TLSH

                qypzfgl.exe

                • Path C:\Users\Admin\AppData\Roaming\qypzfgl.exe
                • Size 45KB
                • SHA256 796bb8e16dc7e0856a3974e7cf6ba6796c28a4a8ad6719233c77475c30714b99
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/1180-3-0x00000000057E0000-0x000000000587C000-memory.dmp

                memory/1180-8-0x0000000074C50000-0x000000007540C000-memory.dmp

                memory/1180-2-0x0000000074C50000-0x000000007540C000-memory.dmp

                memory/1180-0-0x0000000074C62000-0x0000000074C63000-memory.dmp

                memory/1180-1-0x0000000000CC0000-0x0000000000CD2000-memory.dmp

                memory/2864-12-0x0000000074AE0000-0x000000007529C000-memory.dmp

                memory/2864-14-0x0000000074AE0000-0x000000007529C000-memory.dmp

                memory/5876-36-0x000001BC00090000-0x000001BC00190000-memory.dmp

                memory/5876-81-0x000001BC14140000-0x000001BC14160000-memory.dmp

                memory/5876-50-0x000001BC03CE0000-0x000001BC03DE0000-memory.dmp

                memory/5876-66-0x000001BC03B40000-0x000001BC03B60000-memory.dmp

                memory/5876-49-0x000001BC03B20000-0x000001BC03B40000-memory.dmp