Analysis

  • max time kernel
    144s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    19-11-2024 20:14

General

  • Target

    Camscanner Notificacion demanda judicial 19-11-2024.exe

  • Size

    936KB

  • MD5

    7227a1e3942f7cd6aec5289eddbeb470

  • SHA1

    edb33519cf2523a00ad7cdb5909167723dc7c2f6

  • SHA256

    aaa4c54d92ec055ff8d95312831f6288d0ce520a4fbda263bed751bd0bd3a772

  • SHA512

    9be2230c5b5debffbbab5e1fedbe1004d3a8256e1f769852b1c9853a8424982f93f27cf9616c3176e374e3bf377a63bcc755659dcb353a07a62f2648d652dd24

  • SSDEEP

    12288:u1udBZnJtgYHdOThJ7P8d4dxcIJZcC7y7lxeB1l6CkAxCJ49rzQP07r1VGx7uouJ:9dBBHAvJl7y7OB1l6CkQJWluoe1

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

N19

C2

dcenviardn.duckdns.org:8081

Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Camscanner Notificacion demanda judicial 19-11-2024.exe
    "C:\Users\Admin\AppData\Local\Temp\Camscanner Notificacion demanda judicial 19-11-2024.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2472-9-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2472-11-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2472-3-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2472-7-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2472-6-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2472-5-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2472-0-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2472-13-0x0000000000407000-0x0000000000420000-memory.dmp

    Filesize

    100KB

  • memory/2472-1-0x0000000000407000-0x0000000000420000-memory.dmp

    Filesize

    100KB

  • memory/4148-12-0x00000000003E0000-0x00000000005EF000-memory.dmp

    Filesize

    2.1MB

  • memory/4148-8-0x00000000007E0000-0x00000000007F2000-memory.dmp

    Filesize

    72KB

  • memory/4148-14-0x00000000057F0000-0x00000000058F2000-memory.dmp

    Filesize

    1.0MB

  • memory/4148-17-0x0000000006010000-0x00000000060AC000-memory.dmp

    Filesize

    624KB

  • memory/4148-18-0x0000000006660000-0x0000000006C04000-memory.dmp

    Filesize

    5.6MB

  • memory/4148-19-0x00000000060B0000-0x0000000006116000-memory.dmp

    Filesize

    408KB