Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 13:14

General

  • Target

    d1059cf96427c81aec5438cf22e0152b3e5445615f6d2b1fb733f34cf33e1979.exe

  • Size

    3.0MB

  • MD5

    33274ad0abd551220b9103e4134f76f6

  • SHA1

    1944312a1f4d558477d7c4eed65075199cbda7c9

  • SHA256

    d1059cf96427c81aec5438cf22e0152b3e5445615f6d2b1fb733f34cf33e1979

  • SHA512

    8777f81d2da157d49ca1c3a961da883a24a513458091dffed55207854a33c5dd0b34155124d67923c77b42ecc890a4cf57cb610a4c92d36a44a291d5410c73a8

  • SSDEEP

    49152:vQZAdVyVT9n/Gg0P+WhoQ8hAuFL+yleVZ7HuGams7EenTt/F2GGAcPDL:IGdVyVT9nOgmhnjZcms/FqPDL

Malware Config

Signatures

  • Detect PurpleFox Rootkit 12 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 13 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 15 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\d1059cf96427c81aec5438cf22e0152b3e5445615f6d2b1fb733f34cf33e1979.exe
    "C:\Users\Admin\AppData\Local\Temp\d1059cf96427c81aec5438cf22e0152b3e5445615f6d2b1fb733f34cf33e1979.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2532
    • 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:4616
      • 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:2060
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1068
    • 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:4996
    • C:\Users\Admin\AppData\Local\Temp\HD_d1059cf96427c81aec5438cf22e0152b3e5445615f6d2b1fb733f34cf33e1979.exe
      C:\Users\Admin\AppData\Local\Temp\HD_d1059cf96427c81aec5438cf22e0152b3e5445615f6d2b1fb733f34cf33e1979.exe
      2⤵
      • Executes dropped EXE
      PID:4848
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4084
    • 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:4212
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2524
    • 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:688
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240607859.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1476

    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

      4655e6f9e058ecebe284a5a6af8b4d31

      SHA1

      b164f88989835daa0489061fe693a035ce3bf950

      SHA256

      9f48d9617d68fa8b1b771547f6942525e7a05e03d4effc05ab27b64d91286020

      SHA512

      17201f55f5fe4284dab6b574495be036618bbb1ec80328f4c99aa2d1af4f34d3e982d7c533cd2b3e4aa7d31908a7e2daffbf7d9718256193885033f7c7bff7a7

    • C:\Users\Admin\AppData\Local\Temp\HD_d1059cf96427c81aec5438cf22e0152b3e5445615f6d2b1fb733f34cf33e1979.exe

      Filesize

      1.7MB

      MD5

      436ba21bb06051d2c4652ecb447febf9

      SHA1

      d24d184c7b6fe73f1cebd44388755fda934ad334

      SHA256

      3aa66cf999c30e170dfbd7b1a2b6cdcf6844cfbab9517c0172d61bb441e787a8

      SHA512

      d0872b3623f59f7684597fce885652664740e86cf22bc94edd5c19b36381522d0289055539fe4dda5280ad37604418e5913418edc63747994d14e3a877ac8b26

    • 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\240607859.txt

      Filesize

      50KB

      MD5

      4aeb4feef375f37545e8b1cf4e78d25c

      SHA1

      3f1e06814e35fc0d45c29fe6d0eaceafa6506c32

      SHA256

      30a6d1a9fe859ee7bf2427f8f28c62b58d4a616e1bcd294ae99971e9b818ef69

      SHA512

      222a127614c13d805d4ca0242fc9355c696ad2c71198cb868d86558ebc5bc761fce9daf6cc64c2922c97e713edb354d7d3eae04b9518d25e6397daaa0fe0cfde

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

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/4084-14-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4084-15-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4084-16-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4084-19-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4084-27-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4212-38-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4212-39-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4212-33-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4212-85-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4212-88-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4212-90-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4616-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4616-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4616-10-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4616-6-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB