Overview

overview

10

Static

static

10

3602320fd4...7e.exe

windows10-2004-x64

10

3602320fd4...7e.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 11:27

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General

  • Target
    3602320fd4a13870e222809d8215a709d0c92a289f6cf28d2ba7c02fb1273a7e.exe
  • Size 45KB
  • Sample260801-nkqa5stema
  • SHA256 3602320fd4a13870e222809d8215a709d0c92a289f6cf28d2ba7c02fb1273a7e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultcommand_and_controldefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexvietdam.blog:80

  • sexvietdam.blog:22

  • sexvietdam.blog:8080

  • sexvietdam.blog:8880

  • sexvietdam.blog:2052

  • sexvietdam.blog:2082

  • sexvietdam.blog:2086

  • sexvietdam.blog:2095

  • sexvietdam.blog:443

  • sexvietdam.blog:2053

  • sexvietdam.blog:2083

  • sexvietdam.blog:2087

  • sexvietdam.blog:2096

  • sexvietdam.blog:8443

  • www.sexvietdam.blog:80

  • www.sexvietdam.blog:22

  • www.sexvietdam.blog:8080

  • www.sexvietdam.blog:8880

  • www.sexvietdam.blog:2052

  • www.sexvietdam.blog:2082

Mutex

  • S7GHFeQsZDrp

Attributes
  • delay

    0

  • install

    true

  • install_file

    lw05fbcj.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 2 IoCs
  • Outbound SSH connection to public host 2 TTPs 3 IoCs

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

    command_and_control
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 7 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3602320fd4a13870e222809d8215a709d0c92a289f6cf28d2ba7c02fb1273a7e.exe
    "C:\Users\Admin\AppData\Local\Temp\3602320fd4a13870e222809d8215a709d0c92a289f6cf28d2ba7c02fb1273a7e.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lw05fbcj" /tr '"C:\Users\Admin\AppData\Roaming\lw05fbcj.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4268
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "lw05fbcj" /tr '"C:\Users\Admin\AppData\Roaming\lw05fbcj.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4548
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB9B1.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4948
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5160
      • C:\Users\Admin\AppData\Roaming\lw05fbcj.exe
        "C:\Users\Admin\AppData\Roaming\lw05fbcj.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2744
  • C:\Users\Admin\AppData\Roaming\lw05fbcj.exe
    "C:\Users\Admin\AppData\Roaming\lw05fbcj.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4208
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3064

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          tmpB9B1.tmp.bat
          • Path C:\Users\Admin\AppData\Local\Temp\tmpB9B1.tmp.bat
          • Size 152B
          • SHA256 9d038e42f9d4448af1c67c8adf12add9f1befca6c6a23fcb336cf9bc47df57bd
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          lw05fbcj.exe
          • Path C:\Users\Admin\AppData\Roaming\lw05fbcj.exe
          • Size 45KB
          • SHA256 3602320fd4a13870e222809d8215a709d0c92a289f6cf28d2ba7c02fb1273a7e
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/4208-12-0x0000000074270000-0x0000000074A2C000-memory.dmp
          Download

          memory/4208-14-0x0000000074270000-0x0000000074A2C000-memory.dmp
          Download

          memory/4760-0-0x0000000074282000-0x0000000074283000-memory.dmp
          Download

          memory/4760-1-0x00000000009E0000-0x00000000009F2000-memory.dmp
          Download

          memory/4760-2-0x0000000074270000-0x0000000074A2C000-memory.dmp
          Download

          memory/4760-3-0x0000000005530000-0x00000000055CC000-memory.dmp
          Download

          memory/4760-9-0x0000000074270000-0x0000000074A2C000-memory.dmp
          Download