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Overview

overview

10

Static

static

3

rat.exe

windows7-x64

10

rat.exe

windows10-2004-x64

10

Resubmissions

24/10/2023, 12:00

231024-n6mgdacg4s 10

24/10/2023, 11:52

231024-n1sq7see73 10

24/10/2023, 11:33

231024-nnxjmace71 10

24/10/2023, 11:30

231024-nl9feace6y 10

24/10/2023, 11:27

231024-nkf3gace5v 10

24/10/2023, 09:15

231024-k73m7sdg27 10

Analysis

  • max time kernel
    164s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/10/2023, 11:33

Sharing

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Report Analysis Logs

General

  • Target

    rat.exe

  • Size

    512KB

  • MD5

    738c07f22ff7922d8fcff5ba6555dbb3

  • SHA1

    86a08e0cb6b92b08d358c75e47dd5325b4aba323

  • SHA256

    7a83115ab46ba6a3c237d78f32bd3386ff4d4d7cd7b06ad731fe8071b2246278

  • SHA512

    c49a900d0165f56cc513c6e4e6551a69f3b49c8c0a9719ac925c6004b69554540999d1f3c9d63c397564e6ec67bb65cc31fa6e0ff9c2685a325fea7c8c0868dd

  • SSDEEP

    3072:7HivS2XIxjLnBnbmOKIudTziZ3w2OAGzCZ44Lz/w:LxvnBJh+T63wZzCZ44Lzw

Score
10/10
asyncratdefaultratspywarestealer

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 57 IoCs
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rat.exe
    "C:\Users\Admin\AppData\Local\Temp\rat.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3512
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DevicesFlow -s DevicesFlowUserSvc
    1⤵
      PID:4924
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}
      1⤵
        PID:4760
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe /factory,{5BD95610-9434-43C2-886C-57852CC8A120} -Embedding
        1⤵
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        PID:2032
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
        1⤵
          PID:3840
        • C:\Windows\SysWOW64\DllHost.exe
          C:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}
          1⤵
            PID:3828
          • C:\Windows\system32\mmc.exe
            "C:\Windows\system32\mmc.exe" C:\Windows\system32\devmgmt.msc
            1⤵
            • Drops file in System32 directory
            • Drops file in Windows directory
            • Checks SCSI registry key(s)
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:2208

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • memory/3512-0-0x000002B8139F0000-0x000002B813A3C000-memory.dmp

            Filesize

            304KB

            Download

          • memory/3512-1-0x000002B813E70000-0x000002B813E8C000-memory.dmp

            Filesize

            112KB

            Download

          • memory/3512-2-0x000002B813F20000-0x000002B813F32000-memory.dmp

            Filesize

            72KB

            Download

          • memory/3512-3-0x00007FFD4FC40000-0x00007FFD50701000-memory.dmp

            Filesize

            10.8MB

            Download

          • memory/3512-4-0x000002B813DE0000-0x000002B813DF0000-memory.dmp

            Filesize

            64KB

            Download

          • memory/3512-5-0x000002B813F50000-0x000002B813F66000-memory.dmp

            Filesize

            88KB

            Download

          • memory/3512-6-0x00007FFD4FC40000-0x00007FFD50701000-memory.dmp

            Filesize

            10.8MB

            Download

          • memory/3512-7-0x000002B813DE0000-0x000002B813DF0000-memory.dmp

            Filesize

            64KB

            Download

          • memory/3512-8-0x000002B813F70000-0x000002B813F86000-memory.dmp

            Filesize

            88KB

            Download