Overview

overview

10

Static

static

10

831821c231...23.exe

windows10-2004-x64

10

831821c231...23.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    2s
  • max time network
    62s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/07/2026, 20:18

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General

  • Target
    831821c23142f4c894c494ab7fff692ac484d5372cfdf10aca4d6033d3681f23.exe
  • Size 45KB
  • Sample260711-y3ebpscv2x
  • SHA256 831821c23142f4c894c494ab7fff692ac484d5372cfdf10aca4d6033d3681f23
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • bunji-adult.com:80

  • bunji-adult.com:22

  • bunji-adult.com:8080

  • bunji-adult.com:8880

  • bunji-adult.com:2052

  • bunji-adult.com:2082

  • bunji-adult.com:2086

  • bunji-adult.com:2095

  • bunji-adult.com:443

  • bunji-adult.com:2053

  • bunji-adult.com:2083

  • bunji-adult.com:2087

  • bunji-adult.com:2096

  • bunji-adult.com:8443

  • www.bunji-adult.com:80

  • www.bunji-adult.com:22

  • www.bunji-adult.com:8080

  • www.bunji-adult.com:8880

  • www.bunji-adult.com:2052

  • www.bunji-adult.com:2082

Mutex

  • rR1PevyzSmE3

Attributes
  • delay

    0

  • install

    true

  • install_file

    o73ib.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
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\831821c23142f4c894c494ab7fff692ac484d5372cfdf10aca4d6033d3681f23.exe
    "C:\Users\Admin\AppData\Local\Temp\831821c23142f4c894c494ab7fff692ac484d5372cfdf10aca4d6033d3681f23.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5860
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "o73ib" /tr '"C:\Users\Admin\AppData\Roaming\o73ib.exe"' & exit
      2⤵
        PID:3128
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /f /sc onlogon /rl highest /tn "o73ib" /tr '"C:\Users\Admin\AppData\Roaming\o73ib.exe"'
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2428
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6E41.tmp.bat""
        2⤵
          PID:1380
          • C:\Windows\SysWOW64\timeout.exe
            timeout 3
            3⤵
            • Delays execution with timeout.exe
            PID:5964
          • C:\Users\Admin\AppData\Roaming\o73ib.exe
            "C:\Users\Admin\AppData\Roaming\o73ib.exe"
            3⤵
              PID:2672
        • C:\Users\Admin\AppData\Roaming\o73ib.exe
          "C:\Users\Admin\AppData\Roaming\o73ib.exe"
          1⤵
            PID:4872
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k GPSvcGroup
            1⤵
              PID:5612

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  tmp6E41.tmp.bat
                  • Path C:\Users\Admin\AppData\Local\Temp\tmp6E41.tmp.bat
                  • Size 149B
                  • SHA256 0cf70dea2e0f2954f3c1052190cba358a661c1c4d0c8655d1dce3f78d23fde70
                  • MD5 SHA1 SHA512 TLSH
                  Submit Download

                  o73ib.exe
                  • Path C:\Users\Admin\AppData\Roaming\o73ib.exe
                  • Size 45KB
                  • SHA256 831821c23142f4c894c494ab7fff692ac484d5372cfdf10aca4d6033d3681f23
                  • MD5 SHA1 SHA512 SSDEEP TLSH
                  Submit Download

                  memory/4872-12-0x0000000074DD0000-0x000000007558C000-memory.dmp
                  Download

                  memory/4872-14-0x0000000074DD0000-0x000000007558C000-memory.dmp
                  Download

                  memory/5860-0-0x0000000074F52000-0x0000000074F53000-memory.dmp
                  Download

                  memory/5860-1-0x0000000000040000-0x0000000000052000-memory.dmp
                  Download

                  memory/5860-2-0x0000000074F40000-0x00000000756FC000-memory.dmp
                  Download

                  memory/5860-3-0x0000000004AA0000-0x0000000004B3C000-memory.dmp
                  Download

                  memory/5860-8-0x0000000074F40000-0x00000000756FC000-memory.dmp
                  Download