Overview

overview

10

Static

static

10

6e7811b7c7...19.exe

windows10-2004-x64

10

6e7811b7c7...19.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    06/06/2026, 19:51

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    6e7811b7c77b48eb796388b7269531624a7abba4f28fad78aeaf1b6f26148819.exe
  • Size 45KB
  • Sample260606-ykxqbsct21
  • SHA256 6e7811b7c77b48eb796388b7269531624a7abba4f28fad78aeaf1b6f26148819
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexvietnew.live:5367

  • sexvietnew.live:7707

  • sexvietnew.live:4468

  • sexvietnew.live:8832

  • sexvietnew.live:2257

  • sexvietnew.live:1729

  • sexvietnew.live:9527

  • sexvietnew.live:1344

  • sexvietnew.live:8562

  • www.sexvietnew.live:5367

  • www.sexvietnew.live:7707

  • www.sexvietnew.live:4468

  • www.sexvietnew.live:8832

  • www.sexvietnew.live:2257

  • www.sexvietnew.live:1729

  • www.sexvietnew.live:9527

  • www.sexvietnew.live:1344

  • www.sexvietnew.live:8562

  • ryuk.sexvietnew.live:5367

  • ryuk.sexvietnew.live:7707

Mutex

  • fDuFY1DY4pqF

Attributes
  • delay

    0

  • install

    true

  • install_file

    lwvb08.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).

  • 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 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e7811b7c77b48eb796388b7269531624a7abba4f28fad78aeaf1b6f26148819.exe
    "C:\Users\Admin\AppData\Local\Temp\6e7811b7c77b48eb796388b7269531624a7abba4f28fad78aeaf1b6f26148819.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1028
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lwvb08" /tr '"C:\Users\Admin\AppData\Roaming\lwvb08.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4928
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "lwvb08" /tr '"C:\Users\Admin\AppData\Roaming\lwvb08.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2300
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp27C.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4260
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1532
      • C:\Users\Admin\AppData\Roaming\lwvb08.exe
        "C:\Users\Admin\AppData\Roaming\lwvb08.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3748
  • C:\Users\Admin\AppData\Roaming\lwvb08.exe
    "C:\Users\Admin\AppData\Roaming\lwvb08.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3468

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp27C.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp27C.tmp.bat
        • Size 149B
        • SHA256 09b0dcba26a7b7667ab738723ab28667834a2e7cdd1d19b34f16e1a19749797f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        lwvb08.exe
        • Path C:\Users\Admin\AppData\Roaming\lwvb08.exe
        • Size 45KB
        • SHA256 6e7811b7c77b48eb796388b7269531624a7abba4f28fad78aeaf1b6f26148819
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1028-0-0x0000000000FF0000-0x0000000001002000-memory.dmp
        Download

        memory/1028-1-0x00000000033C0000-0x00000000033D0000-memory.dmp
        Download

        memory/1028-2-0x0000000005A90000-0x0000000005B2C000-memory.dmp
        Download