Overview

overview

10

Static

static

Folder.exe

windows7_x64

10

Folder.exe

windows10_x64

10

Analysis

  • max time kernel
    122s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    15-06-2021 11:20

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General

  • Target

    Folder.exe

  • Size

    876KB

  • MD5

    710ed49d2ea4c31614ec7167fc2dd67c

  • SHA1

    f5b961ce09e158c3c1d9531767ace98f3d173550

  • SHA256

    956afc0c6d10b544f71fee126a4fd36f91fb64c2ed86b73ea1b44dc57a7e2082

  • SHA512

    188480ca9dd4fab70f5b0142d03c0409365644794e3097a543bf4d29a122b7f3cc2ea2b59430e8aff5f36b264d027e3c0e71d07e89e7bc296cdaba2dde0e1e55

Score
10/10
plugxtrojan

Malware Config

Signatures

  • PlugX

    PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

    trojanplugx
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 30 IoCs
  • Modifies registry class 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
      PID:468
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:876
        • C:\Windows\system32\wbem\WMIADAP.EXE
          wmiadap.exe /F /T /R
          3⤵
            PID:1500
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k SystemNetworkService
          2⤵
          • Drops file in System32 directory
          • Checks processor information in registry
          • Modifies data under HKEY_USERS
          • Modifies registry class
          PID:1856
      • C:\Users\Admin\AppData\Local\Temp\Folder.exe
        "C:\Users\Admin\AppData\Local\Temp\Folder.exe"
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:1748
        • C:\Windows\SysWOW64\rUNdlL32.eXe
          "C:\Windows\system32\rUNdlL32.eXe" "C:\Users\Admin\AppData\Local\Temp\install.dll",init
          2⤵
          • Loads dropped DLL
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1140

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/876-72-0x0000000001320000-0x0000000001391000-memory.dmp

        Filesize

        452KB

        Download

      • memory/876-71-0x0000000000970000-0x00000000009BB000-memory.dmp

        Filesize

        300KB

        Download

      • memory/1140-68-0x00000000020F0000-0x00000000021F1000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/1140-70-0x0000000000490000-0x00000000004EC000-memory.dmp

        Filesize

        368KB

        Download

      • memory/1748-59-0x00000000757E1000-0x00000000757E3000-memory.dmp

        Filesize

        8KB

        Download

      • memory/1856-74-0x0000000000480000-0x00000000004F1000-memory.dmp

        Filesize

        452KB

        Download

      • memory/1856-75-0x0000000002810000-0x0000000002916000-memory.dmp

        Filesize

        1.0MB

        Download

      • memory/1856-76-0x0000000000500000-0x000000000051B000-memory.dmp

        Filesize

        108KB

        Download