Overview

overview

10

Static

static

10

9d64fb8703...44.exe

windows10-2004-x64

10

9d64fb8703...44.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
    07/09/2026, 15:25

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General

  • Target
    9d64fb8703b7dafc9552be295d2920b68b53c8bc6f1dc89e1ad436fb5acb3744.exe
  • Size 45KB
  • Sample260907-styq4azbph
  • SHA256 9d64fb8703b7dafc9552be295d2920b68b53c8bc6f1dc89e1ad436fb5acb3744
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • tvsexkoche.site:80

  • tvsexkoche.site:22

  • tvsexkoche.site:8080

  • tvsexkoche.site:8880

  • tvsexkoche.site:2052

  • tvsexkoche.site:2082

  • tvsexkoche.site:2086

  • tvsexkoche.site:2095

  • tvsexkoche.site:443

  • tvsexkoche.site:2053

  • tvsexkoche.site:2083

  • tvsexkoche.site:2087

  • tvsexkoche.site:2096

  • tvsexkoche.site:8443

  • www.tvsexkoche.site:80

  • www.tvsexkoche.site:22

  • www.tvsexkoche.site:8080

  • www.tvsexkoche.site:8880

  • www.tvsexkoche.site:2052

  • www.tvsexkoche.site:2082

Mutex

  • LbUx6dXrkXra

Attributes
  • delay

    0

  • install

    true

  • install_file

    dlw0k.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
  • 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\9d64fb8703b7dafc9552be295d2920b68b53c8bc6f1dc89e1ad436fb5acb3744.exe
    "C:\Users\Admin\AppData\Local\Temp\9d64fb8703b7dafc9552be295d2920b68b53c8bc6f1dc89e1ad436fb5acb3744.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4484
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "dlw0k" /tr '"C:\Users\Admin\AppData\Roaming\dlw0k.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4380
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "dlw0k" /tr '"C:\Users\Admin\AppData\Roaming\dlw0k.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4624
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp25ED.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3676
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1400
      • C:\Users\Admin\AppData\Roaming\dlw0k.exe
        "C:\Users\Admin\AppData\Roaming\dlw0k.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5904
  • C:\Users\Admin\AppData\Roaming\dlw0k.exe
    "C:\Users\Admin\AppData\Roaming\dlw0k.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2696

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp25ED.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp25ED.tmp.bat
        • Size 149B
        • SHA256 5b5cc500947219074a89e4dee1f3ce9a83905b0f36b58e555875002eb17e0b91
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        dlw0k.exe
        • Path C:\Users\Admin\AppData\Roaming\dlw0k.exe
        • Size 45KB
        • SHA256 9d64fb8703b7dafc9552be295d2920b68b53c8bc6f1dc89e1ad436fb5acb3744
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2696-12-0x0000000075090000-0x000000007584C000-memory.dmp
        Download

        memory/2696-14-0x0000000075090000-0x000000007584C000-memory.dmp
        Download

        memory/4484-0-0x00000000750A2000-0x00000000750A3000-memory.dmp
        Download

        memory/4484-1-0x0000000000DB0000-0x0000000000DC2000-memory.dmp
        Download

        memory/4484-2-0x0000000075090000-0x000000007584C000-memory.dmp
        Download

        memory/4484-3-0x0000000005920000-0x00000000059BC000-memory.dmp
        Download

        memory/4484-9-0x0000000075090000-0x000000007584C000-memory.dmp
        Download