Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2024 21:28

General

  • Target

    163.5.169.28/fd1.exe

  • Size

    649KB

  • MD5

    b9a42052c81229de87b90370c7e8ef56

  • SHA1

    8253ef8fe65f68ea7e0cc11bcdc06ec91c8d3290

  • SHA256

    2799308c4b285f662d2954b3d9900951d74ae0cdde04b80ff865221817103f3b

  • SHA512

    0e6a1b3d66c2401f8b8d5f8b2cae7d4912fa73565faf4c21686caa63a0d81eda952d6070edb57e7577c15c896caff3e52a6671713cfaa13ed21bab7accb86755

  • SSDEEP

    12288:tOSF/ZdMP5WlYj6Fs/HI6C96D7cyTZ33a33S333333dkS9Jy9:tLrMPkDFB6+2NkeO

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.2

Botnet

Default

C2

5.182.87.154:4449

Mutex

jiqsvporltpvroy

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 behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\163.5.169.28\fd1.exe
    "C:\Users\Admin\AppData\Local\Temp\163.5.169.28\fd1.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Users\Admin\AppData\Local\Temp\163.5.169.28\fd1.exe
      C:\Users\Admin\AppData\Local\Temp\163.5.169.28\fd1.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3656-0-0x00000206B47F0000-0x00000206B4898000-memory.dmp

    Filesize

    672KB

  • memory/3656-3-0x00007FFBCA4F0000-0x00007FFBCAFB1000-memory.dmp

    Filesize

    10.8MB

  • memory/3656-6-0x00000206B6590000-0x00000206B65DC000-memory.dmp

    Filesize

    304KB

  • memory/3656-5-0x00000206B4C80000-0x00000206B4C90000-memory.dmp

    Filesize

    64KB

  • memory/3656-4-0x00000206B6560000-0x00000206B6594000-memory.dmp

    Filesize

    208KB

  • memory/3656-2-0x00000206B4D20000-0x00000206B4D54000-memory.dmp

    Filesize

    208KB

  • memory/3656-1-0x00000206B4C30000-0x00000206B4C7C000-memory.dmp

    Filesize

    304KB

  • memory/3656-11-0x00007FFBCA4F0000-0x00007FFBCAFB1000-memory.dmp

    Filesize

    10.8MB

  • memory/4924-14-0x000002D67C340000-0x000002D67C350000-memory.dmp

    Filesize

    64KB

  • memory/4924-8-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/4924-12-0x00007FFBCA4F0000-0x00007FFBCAFB1000-memory.dmp

    Filesize

    10.8MB

  • memory/4924-15-0x00007FFBCA4F0000-0x00007FFBCAFB1000-memory.dmp

    Filesize

    10.8MB

  • memory/4924-16-0x000002D67C340000-0x000002D67C350000-memory.dmp

    Filesize

    64KB