Resubmissions

06-01-2025 01:33

250106-byh3rs1pfv 10

06-01-2025 01:30

250106-bw6q2stpdl 10

Analysis

  • max time kernel
    40s
  • max time network
    22s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241023-en
  • resource tags

    arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06-01-2025 01:30

General

  • Target

    VegaX.exe

  • Size

    306KB

  • MD5

    e52ab38e4693ff890f8d3bd1bdec4d66

  • SHA1

    e720e0509bd160f1ed1eb9a00f0a27d0563c6e51

  • SHA256

    15f14fb96d1b17ff75a2f1b2ce66ba59b18a69837401556f67e58a8cc85007a3

  • SHA512

    0123a5c4b65708d75491b84fb23c19f49fe1e2b04ee55b7f41559d30832d3d9096a34ce561e5bc268a9c6a4350decd4676e7ff8c03cc7c40793c0efcb5fc2dea

  • SSDEEP

    3072:uuGUTH1i2HHkDv4Abc1jEZIkfQh2qy3K0:uuGMPnYvhbB889

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

Mutex

98HFnwtTr1vs

Attributes
  • delay

    3

  • install

    true

  • install_file

    VegaX.exe

  • install_folder

    %Temp%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

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

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 47 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VegaX.exe
    "C:\Users\Admin\AppData\Local\Temp\VegaX.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4568
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
    1⤵
      PID:5040
    • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\Desktop\StartAssert.xlsx"
      1⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2684
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /0
      1⤵
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4336
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:824

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2684-21-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-54-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-55-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-20-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-52-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-5-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-7-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-9-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-6-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-8-0x00007FFAC76A3000-0x00007FFAC76A4000-memory.dmp

        Filesize

        4KB

      • memory/2684-19-0x00007FFA85160000-0x00007FFA85170000-memory.dmp

        Filesize

        64KB

      • memory/2684-13-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-53-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-14-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-12-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-10-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-18-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-17-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-16-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-22-0x00007FFA85160000-0x00007FFA85170000-memory.dmp

        Filesize

        64KB

      • memory/2684-11-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-51-0x00007FFA87690000-0x00007FFA876A0000-memory.dmp

        Filesize

        64KB

      • memory/2684-15-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-26-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-25-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-24-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-23-0x00007FFAC7600000-0x00007FFAC7809000-memory.dmp

        Filesize

        2.0MB

      • memory/4336-68-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-58-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-57-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-56-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-63-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-64-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-65-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-62-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-66-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4336-67-0x0000026E23F00000-0x0000026E23F01000-memory.dmp

        Filesize

        4KB

      • memory/4568-1-0x0000000000BA0000-0x0000000000BF2000-memory.dmp

        Filesize

        328KB

      • memory/4568-3-0x0000000005650000-0x00000000056B6000-memory.dmp

        Filesize

        408KB

      • memory/4568-40-0x00000000752C0000-0x0000000075A71000-memory.dmp

        Filesize

        7.7MB

      • memory/4568-2-0x00000000752C0000-0x0000000075A71000-memory.dmp

        Filesize

        7.7MB

      • memory/4568-4-0x0000000005AE0000-0x0000000005B7C000-memory.dmp

        Filesize

        624KB

      • memory/4568-28-0x00000000752CE000-0x00000000752CF000-memory.dmp

        Filesize

        4KB

      • memory/4568-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

        Filesize

        4KB