Analysis

  • max time kernel
    120s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 17:56

General

  • Target

    fd6033c088969ccf38ef010333e356d0N.exe

  • Size

    375KB

  • MD5

    fd6033c088969ccf38ef010333e356d0

  • SHA1

    4a0d878e1054dfa531eef0eaf8833842f4fb2917

  • SHA256

    a38a4dfb67e8a151afa5a7d7f2e5c8fb3bb1aa940afff1f1888ff0b0fa32f299

  • SHA512

    efe009517aceed426bb9ad4672e593e27138d28548ee35f4f6beed1bbcd93e2edf21cf9950d435145668b3bb2cc6c9619a32e98cfbee883d58ee6d1ec0484fea

  • SSDEEP

    6144:ORjbUHOvGUNIE/FDjBazqjWgR+MSEtvlZTONpRGX5B4PY3mA0O0Gp8NhW5Jod:ejbh9tDjiuT+xEtl0u4w3mAZyzd

Malware Config

Signatures

  • Detect PurpleFox Rootkit 12 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 12 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.

  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 15 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

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

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd6033c088969ccf38ef010333e356d0N.exe
    "C:\Users\Admin\AppData\Local\Temp\fd6033c088969ccf38ef010333e356d0N.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3852
    • 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\FD6033~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:452
      • 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:1520
  • C:\Windows\SysWOW64\Phija.exe
    C:\Windows\SysWOW64\Phija.exe -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Windows\SysWOW64\Phija.exe
      C:\Windows\SysWOW64\Phija.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:3116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\Phija.exe

    Filesize

    375KB

    MD5

    fd6033c088969ccf38ef010333e356d0

    SHA1

    4a0d878e1054dfa531eef0eaf8833842f4fb2917

    SHA256

    a38a4dfb67e8a151afa5a7d7f2e5c8fb3bb1aa940afff1f1888ff0b0fa32f299

    SHA512

    efe009517aceed426bb9ad4672e593e27138d28548ee35f4f6beed1bbcd93e2edf21cf9950d435145668b3bb2cc6c9619a32e98cfbee883d58ee6d1ec0484fea

  • memory/1480-9-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/1480-15-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/1480-13-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/1480-12-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/1480-11-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3116-19-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3116-20-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3116-18-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3116-16-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3116-21-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3116-25-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3852-6-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3852-2-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3852-3-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB

  • memory/3852-0-0x0000000010000000-0x00000000101A5000-memory.dmp

    Filesize

    1.6MB