Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 08:34

General

  • Target

    5e7cacf8379abf1487e9bae1faf1d4e058f440088fb42b3d1e64b88ee03c8097.exe

  • Size

    4.6MB

  • MD5

    38e3690fc9eff66f56c137564a285f13

  • SHA1

    96694607808dcb519947ba292925398d78f3dbdf

  • SHA256

    5e7cacf8379abf1487e9bae1faf1d4e058f440088fb42b3d1e64b88ee03c8097

  • SHA512

    72b76193b8b1d61a5b1e50b8cfb86e39a09761b4bcc0d6672190ff3cb9b11d7b1b7104f0a62e5fc8cec8478d2c04d95310eed179d3e218ce31646cd0139b4804

  • SSDEEP

    98304:2GdVyVT9nOgmhcBDmn2OXoYoYdnZOYosHTgBkM:lWT9nO7K9mntdnZOE

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 12 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 13 IoCs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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).

  • Program crash 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e7cacf8379abf1487e9bae1faf1d4e058f440088fb42b3d1e64b88ee03c8097.exe
    "C:\Users\Admin\AppData\Local\Temp\5e7cacf8379abf1487e9bae1faf1d4e058f440088fb42b3d1e64b88ee03c8097.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4840
    • 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:4124
      • 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:1212
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3720
    • 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:2068
    • C:\Users\Admin\AppData\Local\Temp\HD_5e7cacf8379abf1487e9bae1faf1d4e058f440088fb42b3d1e64b88ee03c8097.exe
      C:\Users\Admin\AppData\Local\Temp\HD_5e7cacf8379abf1487e9bae1faf1d4e058f440088fb42b3d1e64b88ee03c8097.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      PID:4732
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 1680
        3⤵
        • Program crash
        PID:1248
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2408
    • 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:512
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2924
    • 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:1620
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240602546.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4376
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4732 -ip 4732
      1⤵
        PID:3976

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

        Filesize

        9KB

        MD5

        7050d5ae8acfbe560fa11073fef8185d

        SHA1

        5bc38e77ff06785fe0aec5a345c4ccd15752560e

        SHA256

        cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

        SHA512

        a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

      • C:\Users\Admin\AppData\Local\Temp\HD_5e7cacf8379abf1487e9bae1faf1d4e058f440088fb42b3d1e64b88ee03c8097.exe

        Filesize

        2.9MB

        MD5

        9a75daf4d0c193193b7e0ac38fde5382

        SHA1

        22da0286430384889f3db0f5c56c72ebb577b0b0

        SHA256

        5bec4cee05762294b3dfe2cc4e26ef5f33aaceb4c1f1a0bc40c595f45a321665

        SHA512

        5274cf52c9086f0248d3298e3b1430451f1a960588cf4e4da3f8b927338fb520232edb056043b70f38031ee397bc0074705feb4a489066f63454fcb15b544bb8

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

        Filesize

        1.7MB

        MD5

        0d73f8b47a95fc5d1cd612eb5da0ebe7

        SHA1

        77e1b9c2e2df076584c09fb46d813f2962b546c2

        SHA256

        4112214669ff58f13638fe9a7b3f52490e40eae474780c2012b92d846766b57c

        SHA512

        da5e6021c7bdbbb5f4af79b1e5b15322d1228cf2a56b2ef695b04405c95c00842bc0d88c78fe5d042eb1bcc3bfde4a438b6e0eacb4e93daae8f4d70033410dcb

      • 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\240602546.txt

        Filesize

        50KB

        MD5

        47c6dbb3f82abf933732fde07c86cb75

        SHA1

        65cb2ed91ed3176f26f4bc085f32b3afc3937bb4

        SHA256

        29a7012393b4c41a4608168dacc6e77c59f801aa16b0ba4e84c70e29709ef5cd

        SHA512

        dfeb0a65fa997d83c268b49b0bffffbd8846b003eaa67835ae57c901b27dc247043a3c8ac54599392468ea98c96b189152ddac2c4dbfe25569a8a7d14c6dc925

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

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/512-28-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/512-33-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/512-25-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/512-35-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2408-16-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2408-15-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2408-17-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2408-26-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2408-13-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4124-6-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4124-7-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4124-10-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4124-4-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4732-92-0x0000000000F10000-0x00000000011F4000-memory.dmp

        Filesize

        2.9MB

      • memory/4732-93-0x0000000009E90000-0x0000000009E98000-memory.dmp

        Filesize

        32KB

      • memory/4732-95-0x0000000009EF0000-0x0000000009EFE000-memory.dmp

        Filesize

        56KB

      • memory/4732-94-0x0000000009F10000-0x0000000009F48000-memory.dmp

        Filesize

        224KB