Overview

overview

10

Static

static

10

8eca323912...d1.exe

windows10-2004-x64

10

8eca323912...d1.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, 22:39

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General

  • Target
    8eca323912cfcfa042950b653c6c2e1c5ff7e0b4d54b7f8b631c58e953d383d1.exe
  • Size 45KB
  • Sample260804-2k3hcssbnh
  • SHA256 8eca323912cfcfa042950b653c6c2e1c5ff7e0b4d54b7f8b631c58e953d383d1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultcommand_and_controldefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • phimsexvnn.com:80

  • phimsexvnn.com:22

  • phimsexvnn.com:8080

  • phimsexvnn.com:8880

  • phimsexvnn.com:2052

  • phimsexvnn.com:2082

  • phimsexvnn.com:2086

  • phimsexvnn.com:2095

  • phimsexvnn.com:443

  • phimsexvnn.com:2053

  • phimsexvnn.com:2083

  • phimsexvnn.com:2087

  • phimsexvnn.com:2096

  • phimsexvnn.com:8443

  • www.phimsexvnn.com:80

  • www.phimsexvnn.com:22

  • www.phimsexvnn.com:8080

  • www.phimsexvnn.com:8880

  • www.phimsexvnn.com:2052

  • www.phimsexvnn.com:2082

Mutex

  • EvAICoV1wRrk

Attributes
  • delay

    0

  • install

    true

  • install_file

    3syzjd2b.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 2 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\8eca323912cfcfa042950b653c6c2e1c5ff7e0b4d54b7f8b631c58e953d383d1.exe
    "C:\Users\Admin\AppData\Local\Temp\8eca323912cfcfa042950b653c6c2e1c5ff7e0b4d54b7f8b631c58e953d383d1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4692
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "3syzjd2b" /tr '"C:\Users\Admin\AppData\Roaming\3syzjd2b.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      PID:2776
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "3syzjd2b" /tr '"C:\Users\Admin\AppData\Roaming\3syzjd2b.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4504
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpC809.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      PID:4312
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2368
      • C:\Users\Admin\AppData\Roaming\3syzjd2b.exe
        "C:\Users\Admin\AppData\Roaming\3syzjd2b.exe"
        3⤵
          PID:1392
    • C:\Users\Admin\AppData\Roaming\3syzjd2b.exe
      "C:\Users\Admin\AppData\Roaming\3syzjd2b.exe"
      1⤵
        PID:5540

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            tmpC809.tmp.bat
            • Path C:\Users\Admin\AppData\Local\Temp\tmpC809.tmp.bat
            • Size 152B
            • SHA256 6a59a0c6836f8cb6e3c34e2e85a661bf170e1f58d19fa2ce13a77f04bd32d6af
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            3syzjd2b.exe
            • Path C:\Users\Admin\AppData\Roaming\3syzjd2b.exe
            • Size 45KB
            • SHA256 8eca323912cfcfa042950b653c6c2e1c5ff7e0b4d54b7f8b631c58e953d383d1
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/4692-0-0x00000000747C2000-0x00000000747C3000-memory.dmp
            Download

            memory/4692-1-0x00000000007D0000-0x00000000007E2000-memory.dmp
            Download

            memory/4692-2-0x00000000747B0000-0x0000000074F6C000-memory.dmp
            Download

            memory/4692-3-0x00000000052F0000-0x000000000538C000-memory.dmp
            Download

            memory/4692-8-0x00000000747B0000-0x0000000074F6C000-memory.dmp
            Download

            memory/5540-12-0x0000000073FE2000-0x0000000073FE3000-memory.dmp
            Download

            memory/5540-14-0x0000000073FE2000-0x0000000073FE3000-memory.dmp
            Download