Analysis

  • max time kernel
    1s
  • max time network
    3s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2023, 05:59

General

  • Target

    347c415b6388f9023525e571e31e2f060b3aa891574c9131b1b5aa517bbef7ed.exe

  • Size

    2.4MB

  • MD5

    ff94a31988a0a656e6f0725a60462c9f

  • SHA1

    e675c5d648186193d428072a4760a94738a682ec

  • SHA256

    347c415b6388f9023525e571e31e2f060b3aa891574c9131b1b5aa517bbef7ed

  • SHA512

    b36527c81ab20393f92ed945f26065ab6e86cb69d90035994092d3be7db36f321e5b883c9cbfc32a93a67f2f452293ed0e2faa3662173e578cb694cadf986b77

  • SSDEEP

    49152:/QZAdVyVT9n/Gg0P+WhoactbU446gfIKYpxqtYW+0Cc:4GdVyVT9nOgmhLMbU44Wq/3C

Malware Config

Signatures

  • Detect PurpleFox Rootkit 2 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 3 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\347c415b6388f9023525e571e31e2f060b3aa891574c9131b1b5aa517bbef7ed.exe
    "C:\Users\Admin\AppData\Local\Temp\347c415b6388f9023525e571e31e2f060b3aa891574c9131b1b5aa517bbef7ed.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2804
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\svchost.exe > nul
        3⤵
          PID:2956
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.exe -auto
      1⤵
      • Executes dropped EXE
      PID:2364

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Windows\SysWOW64\TXPlatforn.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Windows\SysWOW64\TXPlatforn.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • \Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • memory/2364-71-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2804-59-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2804-62-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2804-63-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB