Analysis

  • max time kernel
    170s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-10-2024 23:00

General

  • Target

    00898-ENVIO COPIA DE LA NOTIFICACION ELECTRONICA/02 LEER NOTIFICACION ELECTRONIA.exe

  • Size

    1.2MB

  • MD5

    f778e9136ab0db9de9802a7043de50a7

  • SHA1

    850dca074534a14fdb9ada6afaceea88558764e0

  • SHA256

    90803a583e9f693de5e7b8a196832436f6f648b27fb82e55904c256f30cc8b3a

  • SHA512

    cd6c5c3537f05ad5826d503e38b8e6ef2eaf668616bec15ba51ad3d81e0337a72779d7ca6af9e8ebee12d713891b30c0b73bf34718552bc9f4e7d8909b998156

  • SSDEEP

    24576:+heavSigvk0vhkzswHD4/V3OQdnYKYc4wXUyuy1:qP710vezrj4dJYFYUyuy1

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

Default

C2

ansy21oct.duckdns.org:1415

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • Suspicious use of SetThreadContext 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00898-ENVIO COPIA DE LA NOTIFICACION ELECTRONICA\02 LEER NOTIFICACION ELECTRONIA.exe
    "C:\Users\Admin\AppData\Local\Temp\00898-ENVIO COPIA DE LA NOTIFICACION ELECTRONICA\02 LEER NOTIFICACION ELECTRONIA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\SysWOW64\cmd.exe
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2236
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\f3506db

    Filesize

    777KB

    MD5

    db89eef2fd9118ad23d6ac3ac7b05e56

    SHA1

    69c8d697c6a2c305fe2626395b5936b809930f2a

    SHA256

    45c6a94873a965aff8cc8ab9301250ec6de19f02040660e1ebf8da668afcda6a

    SHA512

    b5d140c645f643d2aa8934686cd0b1110264fa961bc16c20dbd4c95484a68280b880b40e361ab112dd941f209c3b92a4ee43fbd0e36e4255dc6bb2e66a486229

  • memory/2236-20-0x00000000746B0000-0x000000007482B000-memory.dmp

    Filesize

    1.5MB

  • memory/2236-18-0x00000000746B0000-0x000000007482B000-memory.dmp

    Filesize

    1.5MB

  • memory/2236-17-0x00000000746B0000-0x000000007482B000-memory.dmp

    Filesize

    1.5MB

  • memory/2236-15-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/2236-13-0x00000000746B0000-0x000000007482B000-memory.dmp

    Filesize

    1.5MB

  • memory/4428-24-0x00000000729AE000-0x00000000729AF000-memory.dmp

    Filesize

    4KB

  • memory/4428-21-0x0000000073150000-0x00000000743A4000-memory.dmp

    Filesize

    18.3MB

  • memory/4428-25-0x00000000005E0000-0x00000000005F6000-memory.dmp

    Filesize

    88KB

  • memory/4428-26-0x00000000729A0000-0x0000000073150000-memory.dmp

    Filesize

    7.7MB

  • memory/4428-27-0x00000000729AE000-0x00000000729AF000-memory.dmp

    Filesize

    4KB

  • memory/4428-28-0x00000000729A0000-0x0000000073150000-memory.dmp

    Filesize

    7.7MB

  • memory/4856-11-0x00000000746B0000-0x000000007482B000-memory.dmp

    Filesize

    1.5MB

  • memory/4856-10-0x00000000746B0000-0x000000007482B000-memory.dmp

    Filesize

    1.5MB

  • memory/4856-9-0x00000000746C3000-0x00000000746C5000-memory.dmp

    Filesize

    8KB

  • memory/4856-1-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

    Filesize

    2.0MB

  • memory/4856-0-0x00000000746B0000-0x000000007482B000-memory.dmp

    Filesize

    1.5MB