Overview

overview

10

Static

static

Folder.exe

windows7_x64

10

Folder.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    14-06-2021 07:57

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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 12 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
      PID:464
      • 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:868
      • 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:1676
    • C:\Users\Admin\AppData\Local\Temp\Folder.exe
      "C:\Users\Admin\AppData\Local\Temp\Folder.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:788
      • 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:1780

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/788-60-0x0000000075551000-0x0000000075553000-memory.dmp

      Filesize

      8KB

      Download

    • memory/868-73-0x0000000002600000-0x0000000002671000-memory.dmp

      Filesize

      452KB

      Download

    • memory/868-72-0x0000000000960000-0x00000000009AB000-memory.dmp

      Filesize

      300KB

      Download

    • memory/1676-75-0x00000000004B0000-0x0000000000521000-memory.dmp

      Filesize

      452KB

      Download

    • memory/1676-76-0x00000000027D0000-0x00000000028D6000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/1676-77-0x0000000000260000-0x000000000027A000-memory.dmp

      Filesize

      104KB

      Download

    • memory/1780-70-0x0000000001F40000-0x0000000002041000-memory.dmp

      Filesize

      1.0MB

      Download

    • memory/1780-71-0x00000000009B0000-0x0000000000A0C000-memory.dmp

      Filesize

      368KB

      Download