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Overview

overview

10

Static

static

7

WB/libcurl.dll

windows7-x64

7

WB/libcurl.dll

windows10-2004-x64

7

WB/茧火�....2.exe

windows7-x64

10

WB/茧火�....2.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    134s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/12/2024, 22:20

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General

  • Target

    WB/茧火虫用户端 V1.0.2.exe

  • Size

    2.5MB

  • MD5

    842af33f5702fa99efd8f7b235f28fcc

  • SHA1

    b841b71a4e39432f3a940ad841e74ea1686da6c9

  • SHA256

    82ab7bbe88c0371e2122e7ad2faa452fdedc4063c2fda36d00c011bdd3948209

  • SHA512

    ba78f32b344842b36ec3e5da0ca1cd80f67c18ab0537ea0d8dd970b823be9e1e48bdc0c28d5ec1666d6da22fc6b5682e99b5844ccd513a836d37158ddb0d8a82

  • SSDEEP

    24576:bM/RzHFf9qi5W0xSSWWECzoMuJL5KoshcfTYa6uppI1yU4AWJe5pAT0HFTLaGKfM:f6sKpETPub0J0lTuRjlH6/oPgH

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanvmprotect

Malware Config

Signatures

  • Detect PurpleFox Rootkit 2 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 2 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
  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WB\茧火虫用户端 V1.0.2.exe
    "C:\Users\Admin\AppData\Local\Temp\WB\茧火虫用户端 V1.0.2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\libcurl.dll
    Filesize

    730KB

    MD5

    90111b4186711ce3db6e941b952343cf

    SHA1

    b472111c3c86f299e140eaef21b478ad66e7452d

    SHA256

    ad44b8a613acdbdda60d92c321cd09a03fc05ef768ebd80bfd913561177ed27b

    SHA512

    abc08ae3228b95f23a0f122cca880354015d663f48c0ec9833b750885cbc3042fbc161ace4a2423165d5ba3b8c3ea951d7008f02caa7975a624334c5981ce77b

    Download Submit

  • memory/2988-0-0x0000000010000000-0x0000000010212000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2988-2-0x0000000002720000-0x00000000028D0000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2988-34-0x0000000010000000-0x0000000010212000-memory.dmp

    Filesize

    2.1MB

    Download