Analysis

  • max time kernel
    153s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 18:25

General

  • Target

    8d1ead0187f305d9f0e40334b4dc7eb9e0faa21d60a95a61f1c6dd62c24269c1.exe

  • Size

    1.6MB

  • MD5

    d347366edf497217290db640ecc33a8c

  • SHA1

    90b0d25dc129741e472a64287333958e0c2c5b26

  • SHA256

    8d1ead0187f305d9f0e40334b4dc7eb9e0faa21d60a95a61f1c6dd62c24269c1

  • SHA512

    b61bc9ad16efd50243d506ae9889d90ce090f3a0d505d998400589690374a885f0063466edbe3ce96136fb078b3216705b74799c3d9775cb2017ebd6882b9fe6

  • SSDEEP

    24576:qQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVY+7fe8F+7VI:qQZAdVyVT9n/Gg0P+WhonChFCVI

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
  • Server Software Component: Terminal Services DLL 1 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 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\8d1ead0187f305d9f0e40334b4dc7eb9e0faa21d60a95a61f1c6dd62c24269c1.exe
    "C:\Users\Admin\AppData\Local\Temp\8d1ead0187f305d9f0e40334b4dc7eb9e0faa21d60a95a61f1c6dd62c24269c1.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:904
    • 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:416
      • 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:5444
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:5772
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:1100
    • C:\Users\Admin\AppData\Local\Temp\HD_8d1ead0187f305d9f0e40334b4dc7eb9e0faa21d60a95a61f1c6dd62c24269c1.exe
      C:\Users\Admin\AppData\Local\Temp\HD_8d1ead0187f305d9f0e40334b4dc7eb9e0faa21d60a95a61f1c6dd62c24269c1.exe
      2⤵
      • Executes dropped EXE
      PID:5152
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2568
    • 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:2224
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:5408
    • 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:5316
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240673609.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:5536
    • 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=3104 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:5804

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\HD_8d1ead0187f305d9f0e40334b4dc7eb9e0faa21d60a95a61f1c6dd62c24269c1.exe

        Filesize

        229KB

        MD5

        a25e5abbe991c6d25471e9febbe2d48b

        SHA1

        c03c1da85898ee3e4a95da13f78d96e6e715b9fb

        SHA256

        fda9c5199dcfb584a1bccc1f60f6b71860ce9e0f7a91a5333a46fabd6be1e0d5

        SHA512

        4cb0981fc276915b8c9e506b1ae8306a658572eed73f539a0dcb332f1c64a92269b9f4f3928d19489086f54a60079c2a069ccf205f51d6ac24b91fafc0af414d

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

        Filesize

        1.4MB

        MD5

        c0fc66f2bf93e367af7f6f02acfa81ad

        SHA1

        0df5c673f8b0dff52688f8f052f8c9e8e6e915e5

        SHA256

        6eded88c81fecc9645f7ce8a57bfc45cc32156cbc556973138e744650b2d7386

        SHA512

        009e19ab1981f523afb6720e4594212c5ecc488219f50ed19217437d4641f324834e3a9a94f80b3f98451bfd998b4dde0b4704241d6e23d148dc59a8b0c59344

      • C:\Users\Admin\AppData\Local\Temp\RCX16CF.tmp

        Filesize

        1.4MB

        MD5

        8b07a82b3875ad1cae9d38c656c8d211

        SHA1

        02772b2dac1b52f2a337e782ef2cedb809829fbc

        SHA256

        0981739eb5be46caaf8a15d04b8017ff77f82d60a352d3a01bc6d273628bbb22

        SHA512

        9e657ca9682437bed2e38053f1dc1907c59a3ac4cf3f97a405bc225070d7cd505e64aa3e85d411726b121c35548a8f0872821a4ddbf88843e04ec0109239a5fe

      • 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\240673609.txt

        Filesize

        50KB

        MD5

        51e122204f092dc369e956658094828c

        SHA1

        620715c21b00612f76f950cc634fb8647a77c402

        SHA256

        66c408c9117fcf72bd36f15245ebfec138c0e9feed97ccf8264e8a7461a80803

        SHA512

        5d988d955b5d1d12668b45329db9e0ad982f8894248f4a12a89326dfef3a41aa6a74d66225fe03f47530f864563b792cca25a0fedaff88b52804487ff8a8f83f

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

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/416-12-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/416-42-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/416-11-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/416-10-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/416-7-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2224-36-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2224-39-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2224-43-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2568-20-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2568-24-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2568-23-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2568-46-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2568-22-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB