Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/03/2024, 10:58

General

  • Target

    9b65cd402e47ecf5faa96575225ca9ca690fb39d1d085639c9972d4af61b2f04.exe

  • Size

    1.4MB

  • MD5

    bbd0f6faa2d8d4d3b51c964cd8f388ba

  • SHA1

    25ad9fca0c6e867e38c14ec7d8ea1b1164b6b307

  • SHA256

    9b65cd402e47ecf5faa96575225ca9ca690fb39d1d085639c9972d4af61b2f04

  • SHA512

    9c73ac8395a01a05903885f57f2e73e853de82aad5b0a787321e9a5004f0fb45e99c1aaf34cff214f620d6d663cbfb182de334b0ca615b71dee387364ca9bb73

  • SSDEEP

    24576:OQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVZa:OQZAdVyVT9n/Gg0P+Who+a

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 4 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9b65cd402e47ecf5faa96575225ca9ca690fb39d1d085639c9972d4af61b2f04.exe
    "C:\Users\Admin\AppData\Local\Temp\9b65cd402e47ecf5faa96575225ca9ca690fb39d1d085639c9972d4af61b2f04.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1648
    • 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:4696
      • 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:964
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3952
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:4628
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 448
        3⤵
        • Program crash
        PID:3588
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 452
        3⤵
        • Program crash
        PID:1084
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4840
    • 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:2412
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4628 -ip 4628
    1⤵
      PID:4048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4628 -ip 4628
      1⤵
        PID:780

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              1.4MB

              MD5

              bbd0f6faa2d8d4d3b51c964cd8f388ba

              SHA1

              25ad9fca0c6e867e38c14ec7d8ea1b1164b6b307

              SHA256

              9b65cd402e47ecf5faa96575225ca9ca690fb39d1d085639c9972d4af61b2f04

              SHA512

              9c73ac8395a01a05903885f57f2e73e853de82aad5b0a787321e9a5004f0fb45e99c1aaf34cff214f620d6d663cbfb182de334b0ca615b71dee387364ca9bb73

            • 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:\Windows\SysWOW64\240600609.txt

              Filesize

              50KB

              MD5

              8a92202e58286fd5daa058c19db0f31d

              SHA1

              4e22c6330367343828d5a0ea325f3ce75ac1d9c1

              SHA256

              971d95bc69779b4f7dfb039d5f70327c81ed8d0021889f40de70087ba40734f9

              SHA512

              42ad685296806e01dd5ee929c298335a17d4f8f020b19d36c2e2c738c390d3b718af65672f16d5d7497be7112ad55d39f414a07d4a07f77a38219453e6be6e65

            • memory/2412-33-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2412-36-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2412-31-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4696-4-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4696-7-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4696-6-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4696-17-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4840-15-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4840-21-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4840-14-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/4840-12-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB