Overview

overview

10

Static

static

10

28d321e87f...54.exe

windows10-2004-x64

10

28d321e87f...54.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/08/2026, 01:15

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General

  • Target
    28d321e87f85185f8bab8497182b4782c67ad9b76f5cfa727f5a5b3b8cc38554.exe
  • Size 140KB
  • Sample260815-bme7qscp8v
  • SHA256 28d321e87f85185f8bab8497182b4782c67ad9b76f5cfa727f5a5b3b8cc38554
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sv368o.online:6606

  • sv368o.online:7707

  • sv368o.online:8808

  • sv368o.online:80

  • sv368o.online:443

  • sv368o.online:53

Mutex

  • tBH5WjY8Rshs

Attributes
  • delay

    3

  • install

    true

  • install_file

    sv368o.onlinet.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
  • Unexpected DNS network traffic destination 2 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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\28d321e87f85185f8bab8497182b4782c67ad9b76f5cfa727f5a5b3b8cc38554.exe
    "C:\Users\Admin\AppData\Local\Temp\28d321e87f85185f8bab8497182b4782c67ad9b76f5cfa727f5a5b3b8cc38554.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1836
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "sv368o.onlinet" /tr '"C:\Users\Admin\AppData\Roaming\sv368o.onlinet.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2420
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "sv368o.onlinet" /tr '"C:\Users\Admin\AppData\Roaming\sv368o.onlinet.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5980
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp37B0.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2936
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3436
      • C:\Users\Admin\AppData\Roaming\sv368o.onlinet.exe
        "C:\Users\Admin\AppData\Roaming\sv368o.onlinet.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2432
  • C:\Users\Admin\AppData\Roaming\sv368o.onlinet.exe
    "C:\Users\Admin\AppData\Roaming\sv368o.onlinet.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4296

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp37B0.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp37B0.tmp.bat
        • Size 158B
        • SHA256 adacd2e6de50aaa35f4bfb6499d2ad2cc91a6597fe9cfa529d1730691f919aaa
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        sv368o.onlinet.exe
        • Path C:\Users\Admin\AppData\Roaming\sv368o.onlinet.exe
        • Size 140KB
        • SHA256 28d321e87f85185f8bab8497182b4782c67ad9b76f5cfa727f5a5b3b8cc38554
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1836-0-0x0000000075012000-0x0000000075013000-memory.dmp
        Download

        memory/1836-1-0x0000000000630000-0x000000000065A000-memory.dmp
        Download

        memory/1836-2-0x0000000075000000-0x00000000757BC000-memory.dmp
        Download

        memory/1836-3-0x0000000005130000-0x00000000051CC000-memory.dmp
        Download

        memory/1836-9-0x0000000075000000-0x00000000757BC000-memory.dmp
        Download

        memory/4296-12-0x0000000075000000-0x00000000757BC000-memory.dmp
        Download

        memory/4296-14-0x0000000075000000-0x00000000757BC000-memory.dmp
        Download