Overview

overview

10

Static

static

3

87b62b286b...24.exe

windows7-x64

10

87b62b286b...24.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 01:16

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General

  • Target

    87b62b286b910c65c3845f1faea168fe274b50e1cb78d8153a5389c14826cb24.exe

  • Size

    4.2MB

  • MD5

    6beebb7b1c1a349d576d06c350439904

  • SHA1

    298263dafe9b50a390784e1440a6c8719b38d283

  • SHA256

    87b62b286b910c65c3845f1faea168fe274b50e1cb78d8153a5389c14826cb24

  • SHA512

    2e48b874aa971d7f48bffc15d685a2831add5240cde3667c225c448f51f0dd91451fe982c99782dc54cb90074672e5709f368fb3601f8e4286921aa9ef830aec

  • SSDEEP

    49152:f09XJt4HIN2H2tFvduyS/crbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8w:sZJt4HINy2Lk/crbXsPN5kiQaZ56

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupx

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 11 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
  • PurpleFox

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

    rootkittrojanpurplefox
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 4 IoCs
  • UPX packed file 13 IoCs

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

    upx
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 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: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87b62b286b910c65c3845f1faea168fe274b50e1cb78d8153a5389c14826cb24.exe
    "C:\Users\Admin\AppData\Local\Temp\87b62b286b910c65c3845f1faea168fe274b50e1cb78d8153a5389c14826cb24.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3892
    • 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:1204
      • 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:3700
        • 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:1564
    • C:\Users\Admin\AppData\Local\Temp\HD_87b62b286b910c65c3845f1faea168fe274b50e1cb78d8153a5389c14826cb24.exe
      C:\Users\Admin\AppData\Local\Temp\HD_87b62b286b910c65c3845f1faea168fe274b50e1cb78d8153a5389c14826cb24.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4220
  • 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:2380
    • 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:4852

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_87b62b286b910c65c3845f1faea168fe274b50e1cb78d8153a5389c14826cb24.exe
    Filesize

    3.1MB

    MD5

    fb083acd60fe5c3156dc25442be815e3

    SHA1

    61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

    SHA256

    f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

    SHA512

    7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

    Download Submit

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

    1.1MB

    MD5

    082a5bbb77a3c0f05a1855339234fc0d

    SHA1

    0ab6842550d04b73e470ff3e611dfa31e21248cb

    SHA256

    272aa6ba127b6a9adfee8411b1f85268455253b99eed1ab7894e3148beeb9855

    SHA512

    0fca4e556f10b90496c886766105d62e2fde65308aaf936c5fdd0bcbb1ee896c3890054eb5bcbc3f40322fbee4dce6f83da7fffa64c3a3a5af093d1da1155069

    Download Submit

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

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

    Download Submit

  • memory/1204-6-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/1204-10-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/1204-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/1204-4-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2380-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2380-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2380-25-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2380-17-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2380-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/4852-26-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/4852-27-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/4852-32-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/4852-34-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

    Download