Analysis

  • max time kernel
    150s
  • max time network
    147s
  • 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, 09:03

General

  • Target

    3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796.exe

  • Size

    1.3MB

  • MD5

    15ce8fb7439bcffd59faa4d4dd2f56c5

  • SHA1

    ef8496eb4b39848d8e6dcbb40523d7a92737bad3

  • SHA256

    3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796

  • SHA512

    d08366762eda8852680edb43dfc5fbc317d9aca0654cdc5ceaec229bb0c3edf2180ee0af835455ec228733d4d2f79f23174608b0ad1e7fea3ea1a7332b0b02ea

  • SSDEEP

    24576:7QZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVIXXz1PF:7QZAdVyVT9n/Gg0P+WhobXXzj

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 14 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 DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in System32 directory 6 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: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796.exe
    "C:\Users\Admin\AppData\Local\Temp\3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3848
      • 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\svchost.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4360
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1144
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:1396
    • C:\Users\Admin\AppData\Local\Temp\HD_3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796.exe
      C:\Users\Admin\AppData\Local\Temp\HD_3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796.exe
      2⤵
      • Executes dropped EXE
      PID:4520
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4524
    • 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:1388
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:3776
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2456
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240620218.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1688

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796.exe

            Filesize

            60KB

            MD5

            ccb852904a2216c1d110d475009c5182

            SHA1

            2319964fea08b7ff95e14aeb6614ebf25a18796c

            SHA256

            6e16f4691a0c3250c8fcce465827c4996611229c2e74abc40c280afc1582831c

            SHA512

            ab946559c55cc3f90046cc85b02635cd7c3aa9fa137d905c8c621a0697f3f37774e45ff440430107245c5e3bebe167511d9156adb6ae538f87a00d8c8631cb1f

          • C:\Users\Admin\AppData\Local\Temp\HD_3d6c55a41196e573a44153aaf6b3d8892fca5d633ff4db972c9a22413c191796.exe

            Filesize

            60KB

            MD5

            ccb852904a2216c1d110d475009c5182

            SHA1

            2319964fea08b7ff95e14aeb6614ebf25a18796c

            SHA256

            6e16f4691a0c3250c8fcce465827c4996611229c2e74abc40c280afc1582831c

            SHA512

            ab946559c55cc3f90046cc85b02635cd7c3aa9fa137d905c8c621a0697f3f37774e45ff440430107245c5e3bebe167511d9156adb6ae538f87a00d8c8631cb1f

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

            Filesize

            1.2MB

            MD5

            cd1ddb651f6ca789eb274e31da5a76e6

            SHA1

            23d22d976c55c7da5ac61585c599cea37a052778

            SHA256

            c7efc5e3fbc98f81f948f6edae820709029fc10dd4940b4d42bf5f44dfd6190f

            SHA512

            1d94154f4ceb0fc0134c884abb245f723103b56a5f100f2d762d7c4731fe159b7e3a7ec06fbdf0ff4baafb306abfa31e0c14a7926c5e4393cf952866662d4aad

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

            Filesize

            93KB

            MD5

            3b377ad877a942ec9f60ea285f7119a2

            SHA1

            60b23987b20d913982f723ab375eef50fafa6c70

            SHA256

            62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

            SHA512

            af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

            Filesize

            93KB

            MD5

            3b377ad877a942ec9f60ea285f7119a2

            SHA1

            60b23987b20d913982f723ab375eef50fafa6c70

            SHA256

            62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

            SHA512

            af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

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

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Windows\SysWOW64\240620218.txt

            Filesize

            50KB

            MD5

            c273ba7459d59fa3ecccc80a5894500b

            SHA1

            33e52c2ac485f70acb964eeb27ece96335e3d9ae

            SHA256

            5e25d7ce179ef1ed886a571f0e8b98d2cc5f2b9412cb7773617a74d25214057e

            SHA512

            6276b6eaf0a8bc3696636ca3dd3a18d8ec53d42eb6ea3c67e5e024ae932ee6f683e87e11746893cd15e272e6f2f6e68bb63454f964221329243b996ca5524435

          • C:\Windows\SysWOW64\240620218.txt

            Filesize

            50KB

            MD5

            c273ba7459d59fa3ecccc80a5894500b

            SHA1

            33e52c2ac485f70acb964eeb27ece96335e3d9ae

            SHA256

            5e25d7ce179ef1ed886a571f0e8b98d2cc5f2b9412cb7773617a74d25214057e

            SHA512

            6276b6eaf0a8bc3696636ca3dd3a18d8ec53d42eb6ea3c67e5e024ae932ee6f683e87e11746893cd15e272e6f2f6e68bb63454f964221329243b996ca5524435

          • C:\Windows\SysWOW64\240620218.txt

            Filesize

            50KB

            MD5

            c273ba7459d59fa3ecccc80a5894500b

            SHA1

            33e52c2ac485f70acb964eeb27ece96335e3d9ae

            SHA256

            5e25d7ce179ef1ed886a571f0e8b98d2cc5f2b9412cb7773617a74d25214057e

            SHA512

            6276b6eaf0a8bc3696636ca3dd3a18d8ec53d42eb6ea3c67e5e024ae932ee6f683e87e11746893cd15e272e6f2f6e68bb63454f964221329243b996ca5524435

          • C:\Windows\SysWOW64\TXPlatforn.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Windows\SysWOW64\TXPlatforn.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Windows\SysWOW64\TXPlatforn.exe

            Filesize

            377KB

            MD5

            a4329177954d4104005bce3020e5ef59

            SHA1

            23c29e295e2dbb8454012d619ca3f81e4c16e85a

            SHA256

            6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

            SHA512

            81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

          • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

            Filesize

            60KB

            MD5

            889b99c52a60dd49227c5e485a016679

            SHA1

            8fa889e456aa646a4d0a4349977430ce5fa5e2d7

            SHA256

            6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

            SHA512

            08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

          • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

            Filesize

            60KB

            MD5

            889b99c52a60dd49227c5e485a016679

            SHA1

            8fa889e456aa646a4d0a4349977430ce5fa5e2d7

            SHA256

            6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

            SHA512

            08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

          • \??\c:\windows\SysWOW64\240620218.txt

            Filesize

            50KB

            MD5

            c273ba7459d59fa3ecccc80a5894500b

            SHA1

            33e52c2ac485f70acb964eeb27ece96335e3d9ae

            SHA256

            5e25d7ce179ef1ed886a571f0e8b98d2cc5f2b9412cb7773617a74d25214057e

            SHA512

            6276b6eaf0a8bc3696636ca3dd3a18d8ec53d42eb6ea3c67e5e024ae932ee6f683e87e11746893cd15e272e6f2f6e68bb63454f964221329243b996ca5524435

          • memory/1388-29-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/1388-35-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/1388-40-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3848-6-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3848-8-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3848-7-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3848-21-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/3848-4-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4524-17-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4524-13-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4524-23-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4524-16-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB