Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/04/2024, 23:15

General

  • Target
    613d620d7d8c50465b05146b31e1e5139db23fecf164ee482c130f23ad9a15ba.exe
  • Size 1.9MB
  • Sample240425-28hsvsgb83
  • SHA256 613d620d7d8c50465b05146b31e1e5139db23fecf164ee482c130f23ad9a15ba
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • PRECIADOS DOMI

C2
  • comercialnuevoano.casacam.net:7096

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#.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\613d620d7d8c50465b05146b31e1e5139db23fecf164ee482c130f23ad9a15ba.exe
    "C:\Users\Admin\AppData\Local\Temp\613d620d7d8c50465b05146b31e1e5139db23fecf164ee482c130f23ad9a15ba.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
      2⤵
        PID:3024

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1768-0-0x0000000000400000-0x00000000005E9000-memory.dmp

          memory/1768-1-0x0000000000400000-0x00000000005E9000-memory.dmp

          memory/1768-2-0x0000000000400000-0x00000000005E9000-memory.dmp

          memory/1768-4-0x0000000000400000-0x00000000005E9000-memory.dmp

          memory/3024-3-0x0000000001270000-0x0000000001282000-memory.dmp

          memory/3024-5-0x0000000074200000-0x00000000749B0000-memory.dmp

          memory/3024-6-0x0000000005A40000-0x0000000005A50000-memory.dmp

          memory/3024-7-0x0000000074200000-0x00000000749B0000-memory.dmp

          memory/3024-8-0x0000000005A40000-0x0000000005A50000-memory.dmp