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Overview

overview

9

Static

static

3

winrm.exe

windows10-1703-x64

9

Resubmissions

09/04/2024, 16:57

240409-vgf2magd4z 9

09/04/2024, 16:54

240409-vevr1ach64 9

09/04/2024, 16:51

240409-vc161agc3x 9

Analysis

  • max time kernel
    104s
  • max time network
    82s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09/04/2024, 16:54

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Report Analysis Logs

General

  • Target

    winrm.exe

  • Size

    237KB

  • MD5

    df064a338e25472686ea67ba3c01e780

  • SHA1

    74ee5ba66f2593c40842607a7d322f2025c7d087

  • SHA256

    dd8cef242016ac16e7d62b63dbb946481b751a339efb79911da1d4c654246097

  • SHA512

    b4848baf036a380882734aad30c1e35fc8d3930b04af018767522ce29b4400ed366480f00fa8379985527aa044bc3c26adfdd8d3395cd09c50d40dac36abe3e9

  • SSDEEP

    3072:K0F1weiSOsF1DUREGAltfZP+fqJIiJHnbsI+cnl2fZd+G:v1JiSoEGAlVpEqXnbsvcnI

Score
9/10

Malware Config

Signatures

  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Drops file in System32 directory 1 IoCs
  • Modifies registry class 2 IoCs
  • Runs net.exe
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\winrm.exe
    "C:\Users\Admin\AppData\Local\Temp\winrm.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:204
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /c net localgroup "Administrators" | find "Admin"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4544
      • C:\Windows\system32\net.exe
        net localgroup "Administrators"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3712
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 localgroup "Administrators"
          4⤵
            PID:4824
        • C:\Windows\system32\find.exe
          find "Admin"
          3⤵
            PID:1916
      • C:\Windows\SysWOW64\DllHost.exe
        C:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}
        1⤵
          PID:2068
        • C:\Windows\system32\CompMgmtLauncher.exe
          "C:\Windows\system32\CompMgmtLauncher.exe"
          1⤵
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:1296
          • C:\Windows\system32\mmc.exe
            "C:\Windows\system32\mmc.exe" "C:\Windows\system32\compmgmt.msc" /s
            2⤵
            • Drops file in System32 directory
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:2296

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/204-0-0x0000021F5E980000-0x0000021F5E9C0000-memory.dmp

          Filesize

          256KB

          Download

        • memory/204-1-0x00007FFA9F7A0000-0x00007FFAA018C000-memory.dmp

          Filesize

          9.9MB

          Download

        • memory/204-2-0x0000021F608D0000-0x0000021F608E0000-memory.dmp

          Filesize

          64KB

          Download

        • memory/204-3-0x00007FFA9F7A0000-0x00007FFAA018C000-memory.dmp

          Filesize

          9.9MB

          Download

        • memory/204-4-0x0000021F608D0000-0x0000021F608E0000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-8-0x00007FFA9F7A0000-0x00007FFAA018C000-memory.dmp

          Filesize

          9.9MB

          Download

        • memory/2296-9-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-34-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-37-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-68-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-87-0x00007FFA9F7A0000-0x00007FFAA018C000-memory.dmp

          Filesize

          9.9MB

          Download

        • memory/2296-88-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-89-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-90-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-91-0x00000000048F0000-0x0000000004900000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-92-0x00007FF61D580000-0x00007FF61D590000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-93-0x00007FF61D580000-0x00007FF61D590000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2296-116-0x00007FFA9F7A0000-0x00007FFAA018C000-memory.dmp

          Filesize

          9.9MB

          Download