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Overview

overview

10

Static

static

5

bef42fdae7...4a.exe

windows7-x64

10

bef42fdae7...4a.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    16/12/2024, 13:30

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General

  • Target

    bef42fdae71eff14767b54c660a42d7ab6fedf56ce74f8faa304a0e1b526fe4a.exe

  • Size

    611KB

  • MD5

    20e134cef5baf4c883e4471e2c98976b

  • SHA1

    bb8a8eb0c5d5ae0dce8ca5b24257a12ca1783468

  • SHA256

    bef42fdae71eff14767b54c660a42d7ab6fedf56ce74f8faa304a0e1b526fe4a

  • SHA512

    a8a4fad73071b5d7e81076deaaed38f33ed2b59571d14d0a6ed1b66713b31459fed0113c87258919575aea32970c7b30f0b82d709bde0569b0768b3ab97ac8aa

  • SSDEEP

    12288:/FpuzZSkcBNrl5mTEUkDaSdJfpSaoNRVBUyMCe8VMM80B7qrI3iK1XBwZQ:/FmShDrngEUkDaiJfpSaoNRpMCe8CM8T

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupx

Malware Config

Signatures

  • Detect PurpleFox Rootkit 4 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 4 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
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 7 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 WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bef42fdae71eff14767b54c660a42d7ab6fedf56ce74f8faa304a0e1b526fe4a.exe
    "C:\Users\Admin\AppData\Local\Temp\bef42fdae71eff14767b54c660a42d7ab6fedf56ce74f8faa304a0e1b526fe4a.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:848
    • 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\BEF42F~1.EXE > nul
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2992
  • C:\Windows\SysWOW64\Mnfvn.exe
    C:\Windows\SysWOW64\Mnfvn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2440
    • C:\Windows\SysWOW64\Mnfvn.exe
      C:\Windows\SysWOW64\Mnfvn.exe -acsi
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:2444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Mnfvn.exe
    Filesize

    611KB

    MD5

    20e134cef5baf4c883e4471e2c98976b

    SHA1

    bb8a8eb0c5d5ae0dce8ca5b24257a12ca1783468

    SHA256

    bef42fdae71eff14767b54c660a42d7ab6fedf56ce74f8faa304a0e1b526fe4a

    SHA512

    a8a4fad73071b5d7e81076deaaed38f33ed2b59571d14d0a6ed1b66713b31459fed0113c87258919575aea32970c7b30f0b82d709bde0569b0768b3ab97ac8aa

    Download Submit

  • memory/848-0-0x0000000000400000-0x0000000000585000-memory.dmp

    Filesize

    1.5MB

    Download

  • memory/848-1-0x0000000010000000-0x000000001019F000-memory.dmp

    Filesize

    1.6MB

    Download

  • memory/848-19-0x0000000000400000-0x0000000000585000-memory.dmp

    Filesize

    1.5MB

    Download

  • memory/2440-10-0x0000000000400000-0x0000000000585000-memory.dmp

    Filesize

    1.5MB

    Download

  • memory/2440-24-0x0000000000400000-0x0000000000585000-memory.dmp

    Filesize

    1.5MB

    Download

  • memory/2444-22-0x0000000000400000-0x0000000000585000-memory.dmp

    Filesize

    1.5MB

    Download

  • memory/2444-40-0x0000000000400000-0x0000000000585000-memory.dmp

    Filesize

    1.5MB

    Download