Overview

overview

10

Static

static

10

1806ff8ca8...c2.exe

windows10-2004-x64

10

1806ff8ca8...c2.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    155s
  • 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, 16:16

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General

  • Target
    1806ff8ca82e534651e26d828313b49a8ee63ec014908601a59668974ead3cc2.exe
  • Size 45KB
  • Sample260707-trbdfshw2w
  • SHA256 1806ff8ca82e534651e26d828313b49a8ee63ec014908601a59668974ead3cc2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexviet74.com:80

  • sexviet74.com:22

  • sexviet74.com:8080

  • sexviet74.com:8880

  • sexviet74.com:2052

  • sexviet74.com:2082

  • sexviet74.com:2086

  • sexviet74.com:2095

  • sexviet74.com:443

  • sexviet74.com:2053

  • sexviet74.com:2083

  • sexviet74.com:2087

  • sexviet74.com:2096

  • sexviet74.com:8443

  • www.sexviet74.com:80

  • www.sexviet74.com:22

  • www.sexviet74.com:8080

  • www.sexviet74.com:8880

  • www.sexviet74.com:2052

  • www.sexviet74.com:2082

Mutex

  • vjOpCmNwYT3F

Attributes
  • delay

    0

  • install

    true

  • install_file

    nr7pr.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\1806ff8ca82e534651e26d828313b49a8ee63ec014908601a59668974ead3cc2.exe
    "C:\Users\Admin\AppData\Local\Temp\1806ff8ca82e534651e26d828313b49a8ee63ec014908601a59668974ead3cc2.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5760
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "nr7pr" /tr '"C:\Users\Admin\AppData\Roaming\nr7pr.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5884
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "nr7pr" /tr '"C:\Users\Admin\AppData\Roaming\nr7pr.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:356
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7073.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5852
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:244
      • C:\Users\Admin\AppData\Roaming\nr7pr.exe
        "C:\Users\Admin\AppData\Roaming\nr7pr.exe"
        3⤵
          PID:4264
    • C:\Users\Admin\AppData\Roaming\nr7pr.exe
      "C:\Users\Admin\AppData\Roaming\nr7pr.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1680
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:6020
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:4368
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
              PID:2584
          • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
            "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
            1⤵
              PID:5840
            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
              1⤵
                PID:3080

              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 607B
                    • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    tmp7073.tmp.bat
                    • Path C:\Users\Admin\AppData\Local\Temp\tmp7073.tmp.bat
                    • Size 149B
                    • SHA256 9247028607592ac3cc8310ad0c788567bd2f5286e59fb252fba232a17354399d
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    nr7pr.exe
                    • Path C:\Users\Admin\AppData\Roaming\nr7pr.exe
                    • Size 45KB
                    • SHA256 1806ff8ca82e534651e26d828313b49a8ee63ec014908601a59668974ead3cc2
                    • MD5 SHA1 SHA512 SSDEEP TLSH
                    Submit Download

                    memory/1680-14-0x0000000074760000-0x0000000074F1C000-memory.dmp
                    Download

                    memory/1680-12-0x0000000074760000-0x0000000074F1C000-memory.dmp
                    Download

                    memory/3080-201-0x0000019575000000-0x0000019575434000-memory.dmp
                    Download

                    memory/5760-3-0x0000000004B20000-0x0000000004BBC000-memory.dmp
                    Download

                    memory/5760-9-0x0000000074760000-0x0000000074F1C000-memory.dmp
                    Download

                    memory/5760-2-0x0000000074760000-0x0000000074F1C000-memory.dmp
                    Download

                    memory/5760-0-0x0000000074772000-0x0000000074773000-memory.dmp
                    Download

                    memory/5760-1-0x0000000000010000-0x0000000000022000-memory.dmp
                    Download

                    memory/5840-75-0x00000218142E0000-0x0000021814300000-memory.dmp
                    Download

                    memory/5840-61-0x0000021802DC0000-0x0000021802DE0000-memory.dmp
                    Download

                    memory/5840-43-0x0000021802E40000-0x0000021802F40000-memory.dmp
                    Download

                    memory/5840-42-0x0000021802920000-0x0000021802940000-memory.dmp
                    Download

                    memory/5840-16-0x00000218001E0000-0x00000218002E0000-memory.dmp
                    Download