Analysis

  • max time kernel
    150s
  • max time network
    152s
  • 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, 09:13

General

  • Target

    a95084f77b1e8e1d4a9362386d1c748bc3b281d98387cae97198348a24780f71.exe

  • Size

    1.2MB

  • MD5

    2a875505c556074543a6161c977f9306

  • SHA1

    cb6b5902f60e974683f635ad592ecb061a119c84

  • SHA256

    a95084f77b1e8e1d4a9362386d1c748bc3b281d98387cae97198348a24780f71

  • SHA512

    4d6493fcca3b36fc1697a4bf6a24bf13ef271eb18cfe59b2a0f1a908b14464959e510a04e83ee75a8439263469951bb40d38ce8ebf517c7eaa7d7166a88b28ff

  • SSDEEP

    24576:109tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+w:109XJt4HIN2H2tFvduySm

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 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 3 IoCs
  • UPX packed file 12 IoCs

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

  • 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).

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a95084f77b1e8e1d4a9362386d1c748bc3b281d98387cae97198348a24780f71.exe
    "C:\Users\Admin\AppData\Local\Temp\a95084f77b1e8e1d4a9362386d1c748bc3b281d98387cae97198348a24780f71.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5036
    • 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
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5112
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:4772
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3876
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2648
    • 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:3136

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          1.2MB

          MD5

          2a875505c556074543a6161c977f9306

          SHA1

          cb6b5902f60e974683f635ad592ecb061a119c84

          SHA256

          a95084f77b1e8e1d4a9362386d1c748bc3b281d98387cae97198348a24780f71

          SHA512

          4d6493fcca3b36fc1697a4bf6a24bf13ef271eb18cfe59b2a0f1a908b14464959e510a04e83ee75a8439263469951bb40d38ce8ebf517c7eaa7d7166a88b28ff

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

          Filesize

          377KB

          MD5

          80ade1893dec9cab7f2e63538a464fcc

          SHA1

          c06614da33a65eddb506db00a124a3fc3f5be02e

          SHA256

          57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

          SHA512

          fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

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

          Filesize

          377KB

          MD5

          80ade1893dec9cab7f2e63538a464fcc

          SHA1

          c06614da33a65eddb506db00a124a3fc3f5be02e

          SHA256

          57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

          SHA512

          fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

        • C:\Windows\SysWOW64\TXPlatforn.exe

          Filesize

          377KB

          MD5

          80ade1893dec9cab7f2e63538a464fcc

          SHA1

          c06614da33a65eddb506db00a124a3fc3f5be02e

          SHA256

          57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

          SHA512

          fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

        • C:\Windows\SysWOW64\TXPlatforn.exe

          Filesize

          377KB

          MD5

          80ade1893dec9cab7f2e63538a464fcc

          SHA1

          c06614da33a65eddb506db00a124a3fc3f5be02e

          SHA256

          57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

          SHA512

          fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

        • C:\Windows\SysWOW64\TXPlatforn.exe

          Filesize

          377KB

          MD5

          80ade1893dec9cab7f2e63538a464fcc

          SHA1

          c06614da33a65eddb506db00a124a3fc3f5be02e

          SHA256

          57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

          SHA512

          fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

        • memory/2648-22-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/2648-13-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/2648-16-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/2648-17-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/3136-36-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/3136-47-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/3136-73-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/5112-8-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/5112-6-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/5112-7-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/5112-19-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/5112-4-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB