Analysis

  • max time kernel
    141s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/08/2023, 16:45

General

  • Target

    4fd32aa955aa9bd3a33ca8771445822be3b55d53e04d5e6fa40b0cbaa354bf68.exe

  • Size

    491KB

  • MD5

    7da8e9785dde7832556c818c816bb839

  • SHA1

    d124bfe64ff733660df4749be24a6d110fb5e306

  • SHA256

    4fd32aa955aa9bd3a33ca8771445822be3b55d53e04d5e6fa40b0cbaa354bf68

  • SHA512

    5baf9ec62e12625a4e986942ea33e604ad7251468ae666ec3857e08acb4ed3f126c885a46948f5360eb9db62350bd65b4449cba49e761c21afda705e0055fc43

  • SSDEEP

    6144:E7wYNaSqy7WvCH0WYMzhExyNsbYiE17RzkmTldDwDdD+6kAT037IPe0ymqLaR56X:igV6WvCzhsEpJzWd7kFx0ymov

Malware Config

Signatures

  • Detect PurpleFox Rootkit 14 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 15 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.

  • Executes dropped EXE 2 IoCs
  • UPX packed file 17 IoCs

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

  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Modifies data under HKEY_USERS 5 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fd32aa955aa9bd3a33ca8771445822be3b55d53e04d5e6fa40b0cbaa354bf68.exe
    "C:\Users\Admin\AppData\Local\Temp\4fd32aa955aa9bd3a33ca8771445822be3b55d53e04d5e6fa40b0cbaa354bf68.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:372
    • 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\4FD32A~1.EXE > nul
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3720
  • C:\Program Files\Jqiyq.exe
    "C:\Program Files\Jqiyq.exe" -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Program Files\Jqiyq.exe
      "C:\Program Files\Jqiyq.exe" -acsi
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:4688

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Jqiyq.exe

          Filesize

          100.5MB

          MD5

          3bdd413553f7cf7a568a35531a3416b7

          SHA1

          0f8fa257444824115d554c40afbb9727927a8402

          SHA256

          9cafb943a483e5e5699821cac8e11cfe0db0bbf9086cb6fbd4f69afc69af5686

          SHA512

          e5d2ec3d82129789b08370ef016df00879df0a90b43cac180224f880f80adaa5e6f6d1b2e8e3c18a5368259730f522bd9874f803e2ea14acb94449d4ffc486d0

        • C:\Program Files\Jqiyq.exe

          Filesize

          100.5MB

          MD5

          3bdd413553f7cf7a568a35531a3416b7

          SHA1

          0f8fa257444824115d554c40afbb9727927a8402

          SHA256

          9cafb943a483e5e5699821cac8e11cfe0db0bbf9086cb6fbd4f69afc69af5686

          SHA512

          e5d2ec3d82129789b08370ef016df00879df0a90b43cac180224f880f80adaa5e6f6d1b2e8e3c18a5368259730f522bd9874f803e2ea14acb94449d4ffc486d0

        • C:\Program Files\Jqiyq.exe

          Filesize

          100.5MB

          MD5

          3bdd413553f7cf7a568a35531a3416b7

          SHA1

          0f8fa257444824115d554c40afbb9727927a8402

          SHA256

          9cafb943a483e5e5699821cac8e11cfe0db0bbf9086cb6fbd4f69afc69af5686

          SHA512

          e5d2ec3d82129789b08370ef016df00879df0a90b43cac180224f880f80adaa5e6f6d1b2e8e3c18a5368259730f522bd9874f803e2ea14acb94449d4ffc486d0

        • memory/372-0-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/372-5-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/372-4-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/372-3-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/372-6-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/372-19-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/1796-17-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/1796-16-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/1796-14-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/1796-18-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/1796-15-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/1796-12-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/1796-23-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/4688-26-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/4688-27-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/4688-31-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB

        • memory/4688-32-0x0000000010000000-0x00000000101D0000-memory.dmp

          Filesize

          1.8MB