Overview

overview

10

Static

static

3

c9b5a2af99...35.exe

windows7-x64

10

c9b5a2af99...35.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 07:10

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General

  • Target

    c9b5a2af997a74643ef139349870821988e3855d58c60967b8617d82b8826f35.exe

  • Size

    816KB

  • MD5

    4b7be1056a0099bfe770e66ca3d474d5

  • SHA1

    423e56b6ed4e21e8f4832e4dc45c6ac5d11f3c06

  • SHA256

    c9b5a2af997a74643ef139349870821988e3855d58c60967b8617d82b8826f35

  • SHA512

    c45af7e1b0658aeadfccbf0a432e59b480b30e4752886746f05939e8c1a3454f47ab630ddb435398d1b075d9eda26cef9b40aacf7b0a518fdfb421131dde32c6

  • SSDEEP

    24576:gi2Tro2H2HESq2eWJ6MQjySjyRtBQ7BEWdQ:gxTc2H2tFvduySwtBwdQ

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupx

Malware Config

Signatures

  • Detect PurpleFox Rootkit 13 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 13 IoCs
  • Gh0strat

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

    ratgh0strat
  • Gh0strat family
    gh0strat
  • PurpleFox

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

    rootkittrojanpurplefox
  • Purplefox family
    purplefox
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 3 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 16 IoCs

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

    upx
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9b5a2af997a74643ef139349870821988e3855d58c60967b8617d82b8826f35.exe
    "C:\Users\Admin\AppData\Local\Temp\c9b5a2af997a74643ef139349870821988e3855d58c60967b8617d82b8826f35.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3996
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5052
      • 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\RVN.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:1832
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:4040
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.exe -acsi
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:2628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_X.dat
    Filesize

    816KB

    MD5

    4b7be1056a0099bfe770e66ca3d474d5

    SHA1

    423e56b6ed4e21e8f4832e4dc45c6ac5d11f3c06

    SHA256

    c9b5a2af997a74643ef139349870821988e3855d58c60967b8617d82b8826f35

    SHA512

    c45af7e1b0658aeadfccbf0a432e59b480b30e4752886746f05939e8c1a3454f47ab630ddb435398d1b075d9eda26cef9b40aacf7b0a518fdfb421131dde32c6

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\RVN.exe
    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

    Download Submit

  • memory/632-20-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/632-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/632-17-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/632-14-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/632-18-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2628-24-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2628-21-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2628-25-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2628-23-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2628-26-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2628-30-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2628-31-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/5052-11-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/5052-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/5052-8-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/5052-6-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download