Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-12-2024 09:49

General

  • Target

    Client.exe

  • Size

    66KB

  • MD5

    3935ef8202cd8040741138a14b0655f0

  • SHA1

    54cf02cf472111b57ac5329a408b2f858e2f3b86

  • SHA256

    3a7efdc3d85adf7a5484ef17549db47be2a78b4b6892d93dd91958bb9a9edb82

  • SHA512

    cbc24bde07ec9d1372869ce697ba3fcc76a7be2b75122af1f283160551dfc2dd18f77bc24ed0fff37b49dc7c8b0ffd41001f238595bec0c4761a5f4a79ec5ff1

  • SSDEEP

    1536:0vWMO7xoQlzh4fZF9O8QQHFkYlTwVsbbXA/a2s9TDZVclN:HoR9O8QQHFk1sbbXh2sNzY

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

95.216.52.21:7575

Mutex

xdnqiaxygefjfoolgo

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
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 38 IoCs
  • Suspicious use of SendNotifyMessage 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Client.exe
    "C:\Users\Admin\AppData\Local\Temp\Client.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4948
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4576
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
      PID:3388

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4576-9-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-14-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-10-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-3-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-4-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-5-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-11-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-15-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-12-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4576-13-0x00000249CE770000-0x00000249CE771000-memory.dmp

      Filesize

      4KB

    • memory/4948-0-0x00007FFD36353000-0x00007FFD36355000-memory.dmp

      Filesize

      8KB

    • memory/4948-1-0x0000000000340000-0x0000000000356000-memory.dmp

      Filesize

      88KB

    • memory/4948-2-0x00007FFD36350000-0x00007FFD36E11000-memory.dmp

      Filesize

      10.8MB

    • memory/4948-16-0x00007FFD36353000-0x00007FFD36355000-memory.dmp

      Filesize

      8KB

    • memory/4948-17-0x00007FFD36350000-0x00007FFD36E11000-memory.dmp

      Filesize

      10.8MB