Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    28-06-2024 19:46

General

  • Target

    284cd57bdeef12c8d2467d7a817a4a173a5a59f25d4d80b6dcf472279d00f9ce.exe

  • Size

    266KB

  • MD5

    4e4023be3e23245fd40b90f1222e9e9e

  • SHA1

    43c1fe1ffb8e72019839c1dd65925739c7521b1a

  • SHA256

    284cd57bdeef12c8d2467d7a817a4a173a5a59f25d4d80b6dcf472279d00f9ce

  • SHA512

    4a0701468cd22dd3b090868d0f0350f238dcc0f1e775e70093ae469362603dcb41ab3316c8353977b821672cb33452310548cff15d0fd4344c010906b1933ca4

  • SSDEEP

    3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/D:WFzDqa86hV6uRRqX1evPlwAr

Malware Config

Signatures

  • AsyncRat

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

  • Contains code to disable Windows Defender 5 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\284cd57bdeef12c8d2467d7a817a4a173a5a59f25d4d80b6dcf472279d00f9ce.exe
    "C:\Users\Admin\AppData\Local\Temp\284cd57bdeef12c8d2467d7a817a4a173a5a59f25d4d80b6dcf472279d00f9ce.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe
      "C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2916
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2508
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.bat""
      2⤵
        PID:2628
    • C:\Windows\system32\wbem\WmiApSrv.exe
      C:\Windows\system32\wbem\WmiApSrv.exe
      1⤵
        PID:2736

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.bat

        Filesize

        213B

        MD5

        0955cb4b691d44b37f8b6fad48a33b8e

        SHA1

        9dae759ae014cc124ab6eed7c8035788c124ae4a

        SHA256

        9092dbb1ca1767d1966b7f79349dd95a802a68248251bf070c0f1d74d5681d71

        SHA512

        08b868a028c1e8d29ed643416850df16f58d44668f9193b46bd3934965e5617a0a4015fc52815c5456023dbde01023450d295b76d936a936f26b602e764b0235

      • \Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe

        Filesize

        266KB

        MD5

        0176ce96f39da728a2dba0ca054180ee

        SHA1

        5541bce232241128768faf0377d5789f8a54e5bf

        SHA256

        96913eaedc8ababa70c19925463a872ae28c80e2f3f7c2a0ea56d7063ca1cea5

        SHA512

        f509d8d495ead291d6c5c159f6b5f332e020588f396e23b62736379122553900bd65472865fc4fc7c37be242ce9268aa23e5c22f200d776806b2820a7f07f1d3

      • memory/1928-23-0x0000000074D30000-0x000000007541E000-memory.dmp

        Filesize

        6.9MB

      • memory/1928-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

        Filesize

        4KB

      • memory/1928-2-0x00000000004B0000-0x00000000004BA000-memory.dmp

        Filesize

        40KB

      • memory/1928-1-0x00000000010E0000-0x0000000001126000-memory.dmp

        Filesize

        280KB

      • memory/1928-3-0x0000000074D30000-0x000000007541E000-memory.dmp

        Filesize

        6.9MB

      • memory/2508-35-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2508-25-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2508-27-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2508-36-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2508-34-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2508-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2508-32-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2508-29-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/2916-22-0x0000000000340000-0x0000000000386000-memory.dmp

        Filesize

        280KB

      • memory/2916-21-0x0000000074D30000-0x000000007541E000-memory.dmp

        Filesize

        6.9MB

      • memory/2916-37-0x0000000074D30000-0x000000007541E000-memory.dmp

        Filesize

        6.9MB