Overview

overview

10

Static

static

10

1a6b61061e...09.exe

windows10-2004-x64

10

1a6b61061e...09.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 09:21

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General

  • Target
    1a6b61061e9eedc6ecab46bf1e80aad24726bdd2fdbac9047c328f28be7e0309.exe
  • Size 45KB
  • Sample260804-lbdjwastbt
  • SHA256 1a6b61061e9eedc6ecab46bf1e80aad24726bdd2fdbac9047c328f28be7e0309
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultcommand_and_controldefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sextinvl.blog:80

  • sextinvl.blog:22

  • sextinvl.blog:8080

  • sextinvl.blog:8880

  • sextinvl.blog:2052

  • sextinvl.blog:2082

  • sextinvl.blog:2086

  • sextinvl.blog:2095

  • sextinvl.blog:443

  • sextinvl.blog:2053

  • sextinvl.blog:2083

  • sextinvl.blog:2087

  • sextinvl.blog:2096

  • sextinvl.blog:8443

  • www.sextinvl.blog:80

  • www.sextinvl.blog:22

  • www.sextinvl.blog:8080

  • www.sextinvl.blog:8880

  • www.sextinvl.blog:2052

  • www.sextinvl.blog:2082

Mutex

  • jBy0IncNFVo8

Attributes
  • delay

    0

  • install

    true

  • install_file

    q5b16.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
  • Outbound SSH connection to public host 2 TTPs 1 IoCs

    SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

    command_and_control
  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • 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\1a6b61061e9eedc6ecab46bf1e80aad24726bdd2fdbac9047c328f28be7e0309.exe
    "C:\Users\Admin\AppData\Local\Temp\1a6b61061e9eedc6ecab46bf1e80aad24726bdd2fdbac9047c328f28be7e0309.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4456
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "q5b16" /tr '"C:\Users\Admin\AppData\Roaming\q5b16.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:5472
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "q5b16" /tr '"C:\Users\Admin\AppData\Roaming\q5b16.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5452
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp573E.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:4756
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:5460
      • C:\Users\Admin\AppData\Roaming\q5b16.exe
        "C:\Users\Admin\AppData\Roaming\q5b16.exe"
        3⤵
          PID:1244
    • C:\Users\Admin\AppData\Roaming\q5b16.exe
      "C:\Users\Admin\AppData\Roaming\q5b16.exe"
      1⤵
        PID:4872

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmp573E.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmp573E.tmp.bat
            • Size 149B
            • SHA256 f0a0ed0185bc46ba4096b21c81fdfce0678ef0affdd28b43026ccb773e145fe5
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            q5b16.exe
            • Path C:\Users\Admin\AppData\Roaming\q5b16.exe
            • Size 45KB
            • SHA256 1a6b61061e9eedc6ecab46bf1e80aad24726bdd2fdbac9047c328f28be7e0309
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/4456-0-0x0000000074662000-0x0000000074663000-memory.dmp
            Download

            memory/4456-1-0x0000000000F20000-0x0000000000F32000-memory.dmp
            Download

            memory/4456-2-0x0000000074650000-0x0000000074E0C000-memory.dmp
            Download

            memory/4456-3-0x0000000005A60000-0x0000000005AFC000-memory.dmp
            Download

            memory/4456-8-0x0000000074650000-0x0000000074E0C000-memory.dmp
            Download

            memory/4872-12-0x00000000744E0000-0x0000000074C9C000-memory.dmp
            Download

            memory/4872-14-0x00000000744E0000-0x0000000074C9C000-memory.dmp
            Download