Analysis

  • max time kernel
    149s
  • max time network
    154s
  • 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, 10:52

General

  • Target

    f906dead49b0be51ac106ae68486e818b30b459bf3485cfa3e1e2befee98c01c.exe

  • Size

    1.3MB

  • MD5

    21cd21a4b214a4b7d8aada8aba66dbb9

  • SHA1

    22752c82b2107c557ec30ef7ab41075d505a959d

  • SHA256

    f906dead49b0be51ac106ae68486e818b30b459bf3485cfa3e1e2befee98c01c

  • SHA512

    435d6e560db1f9d280c09d3afe9135370d37131b52d4f2efd322dd91ae736cf6589295b1f857834bc8e00ad1f76d32a16aaf8d89b161d2be380c186215114f4c

  • SSDEEP

    24576:EQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVaJFn2z:EQZAdVyVT9n/Gg0P+Who9Fn2z

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 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.

  • 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 5 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 13 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f906dead49b0be51ac106ae68486e818b30b459bf3485cfa3e1e2befee98c01c.exe
    "C:\Users\Admin\AppData\Local\Temp\f906dead49b0be51ac106ae68486e818b30b459bf3485cfa3e1e2befee98c01c.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1780
    • 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:2252
      • 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:4760
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3324
    • 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:3188
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2780
    • 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:4340
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:4824
    • 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:2044
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240616468.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1148

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            1.3MB

            MD5

            7b8697d872317ff22650b903221cac39

            SHA1

            aa2a8f3e287a66549d282c93be29e230668ad4d4

            SHA256

            df321956b0ddac5ba52d9cf87aeaf7758dd206c54121ae89a2c209cfc86ac963

            SHA512

            e2e522ebe231a2133175998fb147fad26b7a202553a10dd7280bb8d9b67c9a98a27c2cdabe4d5e0c1a8ca0f2c16f7ce1d83ada0482496434584ac3c3c8414a5d

          • C:\Users\Admin\AppData\Local\Temp\RCX8770.tmp

            Filesize

            1.3MB

            MD5

            21cd21a4b214a4b7d8aada8aba66dbb9

            SHA1

            22752c82b2107c557ec30ef7ab41075d505a959d

            SHA256

            f906dead49b0be51ac106ae68486e818b30b459bf3485cfa3e1e2befee98c01c

            SHA512

            435d6e560db1f9d280c09d3afe9135370d37131b52d4f2efd322dd91ae736cf6589295b1f857834bc8e00ad1f76d32a16aaf8d89b161d2be380c186215114f4c

          • 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\240616468.txt

            Filesize

            50KB

            MD5

            798106d31261530a969ec24d3ae86ef8

            SHA1

            0181750d6cd1eb915eda9b90b9edebf886998189

            SHA256

            d2510ae8cbe4d27fd39c684bc63f4bb577dc5dfac7fa13721a9a2fe741b93b81

            SHA512

            e09bab3b3126180272929faddedebf477d0e516981daf86b2b216537200b1c04929038e03ecec08776e4d8286ddb8f4ec5e289f328659b97ed8261ab037cd090

          • C:\Windows\SysWOW64\240616468.txt

            Filesize

            50KB

            MD5

            798106d31261530a969ec24d3ae86ef8

            SHA1

            0181750d6cd1eb915eda9b90b9edebf886998189

            SHA256

            d2510ae8cbe4d27fd39c684bc63f4bb577dc5dfac7fa13721a9a2fe741b93b81

            SHA512

            e09bab3b3126180272929faddedebf477d0e516981daf86b2b216537200b1c04929038e03ecec08776e4d8286ddb8f4ec5e289f328659b97ed8261ab037cd090

          • C:\Windows\SysWOW64\240616468.txt

            Filesize

            50KB

            MD5

            798106d31261530a969ec24d3ae86ef8

            SHA1

            0181750d6cd1eb915eda9b90b9edebf886998189

            SHA256

            d2510ae8cbe4d27fd39c684bc63f4bb577dc5dfac7fa13721a9a2fe741b93b81

            SHA512

            e09bab3b3126180272929faddedebf477d0e516981daf86b2b216537200b1c04929038e03ecec08776e4d8286ddb8f4ec5e289f328659b97ed8261ab037cd090

          • 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\240616468.txt

            Filesize

            50KB

            MD5

            798106d31261530a969ec24d3ae86ef8

            SHA1

            0181750d6cd1eb915eda9b90b9edebf886998189

            SHA256

            d2510ae8cbe4d27fd39c684bc63f4bb577dc5dfac7fa13721a9a2fe741b93b81

            SHA512

            e09bab3b3126180272929faddedebf477d0e516981daf86b2b216537200b1c04929038e03ecec08776e4d8286ddb8f4ec5e289f328659b97ed8261ab037cd090

          • memory/2252-20-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2252-4-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2252-7-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2252-8-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2252-6-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2780-16-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2780-13-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2780-22-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2780-17-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2780-15-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4340-38-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4340-36-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4340-33-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB