Analysis

  • max time kernel
    152s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-05-2024 17:05

General

  • Target

    975bd24f432ef6fb752135929172444d5f4602725d6a11d6ef04580212f4bbd9.exe

  • Size

    1.8MB

  • MD5

    2ecaad895fd81f043b09fc3fe37bdf32

  • SHA1

    7ba3c0b70adbb9671cc4a800bcc515cd2352d04b

  • SHA256

    975bd24f432ef6fb752135929172444d5f4602725d6a11d6ef04580212f4bbd9

  • SHA512

    f31cdf0b9b79b33f7348a13f78fc80e7741ea627b489d909f8dbd8f181edecad414214110f8e74e80559c6ac1eb4dcee67a861e0151d68d89dcb36b669b9537c

  • SSDEEP

    24576:ZQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVoI4HArOZDIXwqglte:ZQZAdVyVT9n/Gg0P+WhogrOKwqAw

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.

  • 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 4 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\975bd24f432ef6fb752135929172444d5f4602725d6a11d6ef04580212f4bbd9.exe
    "C:\Users\Admin\AppData\Local\Temp\975bd24f432ef6fb752135929172444d5f4602725d6a11d6ef04580212f4bbd9.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2236
    • 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:628
      • 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:3480
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:936
    • 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:2300
    • C:\Users\Admin\AppData\Local\Temp\HD_975bd24f432ef6fb752135929172444d5f4602725d6a11d6ef04580212f4bbd9.exe
      C:\Users\Admin\AppData\Local\Temp\HD_975bd24f432ef6fb752135929172444d5f4602725d6a11d6ef04580212f4bbd9.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:640
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3868
    • 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:3196
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:1280
    • 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:1268
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240653359.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1752
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3972 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4268

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\VideoLAN\VLC\vlc.exe

        Filesize

        2.2MB

        MD5

        40450e32dbeb6cf0dd9d1dada6d642dc

        SHA1

        94d0bbadedb827b6ef50fd04c3246f908b567c5b

        SHA256

        a182319b52700801102f48bfd08f6f8db7c102ccaf3242bff691a8e5124d4d93

        SHA512

        9fc77ec616ea907acda5cd551eef396058a8f0220ebe40e645ab511111cdde0c643b473b9bb8e15aa2479a219e63b806bf6722e49666960cc12d20f62b2bc705

      • C:\Users\Admin\AppData\Local\Temp\HD_975bd24f432ef6fb752135929172444d5f4602725d6a11d6ef04580212f4bbd9.exe

        Filesize

        551KB

        MD5

        b65ea506c7a0d4b311f2b9feb351bec8

        SHA1

        1877ab89f073585c35748e5c46d5f3b958e81a99

        SHA256

        8a0fbca6cbfd1d70779cf177423f02924354f4edc30f1ba8ab18d044b2a26173

        SHA512

        fd2f906d30dface15ccf9527ef20f0195bcde1ff6b1400ab59c3bc73e5963ca317045b2abca7158bc86215f1629033272e30839fe4edb6e5422bcc4f481e6d7a

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

        Filesize

        1.2MB

        MD5

        76fc2bbff11f94e47f0ecd70ecc2da6f

        SHA1

        1dd2806048b4eac4256bab3b3322508e3bb4c51a

        SHA256

        e0a583d4db7adc48236b1cbe70dac1ee631dff1c18e44ad178c3b84012176e90

        SHA512

        ac3700b6223d89cdcee6e597f290850732678192bfeb0d7d792a4fd5436f1232005dc8fe19822671534851daa506c6d4521e0a023a1cf4b2a2542f3d2139beaf

      • C:\Users\Admin\AppData\Local\Temp\RCXC1AA.tmp

        Filesize

        1.3MB

        MD5

        99de7688aeaa8e76092bc636c8934777

        SHA1

        0a2587f87088943f8e12820700b5dde801f789b6

        SHA256

        557cac2e90c73f92815392b155a540249876c9a6871b31a5cdb77ba450ace660

        SHA512

        18c237d3ae2ad9e85251f2406337e78ba0bcee98b960d21110c819e8987763c8ec76d261f671b7bf4008e97494e4c43c4fb19b83859c4faf2a71c55e543d21f0

      • C:\Users\Admin\AppData\Local\Temp\X.ico

        Filesize

        69KB

        MD5

        e33fb6d686b1a8b171349572c5a33f67

        SHA1

        29f24fe536adf799b69b63c83efadc1bce457a54

        SHA256

        020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

        SHA512

        cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

      • 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\240653359.txt

        Filesize

        50KB

        MD5

        cf51af2aa9f677ec8e2af91fd45bf937

        SHA1

        e45841385cfafc9791de516fd241f97be1b95442

        SHA256

        ef4f4749a99fbd7e7c08d4b80cd17cd81e0d5fb9b3894c5804d39c21c85fba20

        SHA512

        dfdc6bfbc4f3b48094e1bce7e59b080466e6a35bb8cc4403b56ab490566d1ffa7a2979d919ca15158f3f125edc3a2fc6bf792bdfc5ce53ed761a75cac2891721

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

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/628-19-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/628-7-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/628-6-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/628-8-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/628-4-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3196-29-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3196-30-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3196-35-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3196-39-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3868-15-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3868-28-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3868-13-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3868-17-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB