Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 15:35

General

  • Target

    ad54446ac27e3d64158ab4e1455a26dad3a33416d4822aeb39cec0830ca73701.exe

  • Size

    2.2MB

  • MD5

    08c13678f03f213a0db3025adc03f35b

  • SHA1

    103bc02ef126fd8f0806e7046feef40d928d5f38

  • SHA256

    ad54446ac27e3d64158ab4e1455a26dad3a33416d4822aeb39cec0830ca73701

  • SHA512

    639609eefbff6eb1fc0ef213b1d329709e0a87d3857cd894e61068b6935b4d0759ad85c87ef1a69807e7e07669a3b1a382bafe88e0a096759cc569ab8a2089c0

  • SSDEEP

    49152:UQZAdVyVT9n/Gg0P+Who1perg4HZPItx2apeapelI:FGdVyVT9nOgmhlE46tUvlI

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).

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad54446ac27e3d64158ab4e1455a26dad3a33416d4822aeb39cec0830ca73701.exe
    "C:\Users\Admin\AppData\Local\Temp\ad54446ac27e3d64158ab4e1455a26dad3a33416d4822aeb39cec0830ca73701.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1924
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1840
      • 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⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:3696
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:3604
    • 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
      • System Location Discovery: System Language Discovery
      PID:4188
    • C:\Users\Admin\AppData\Local\Temp\HD_ad54446ac27e3d64158ab4e1455a26dad3a33416d4822aeb39cec0830ca73701.exe
      C:\Users\Admin\AppData\Local\Temp\HD_ad54446ac27e3d64158ab4e1455a26dad3a33416d4822aeb39cec0830ca73701.exe
      2⤵
      • Executes dropped EXE
      PID:5020
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2132
    • 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:540
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:4776
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240667296.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:440
    • 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 --field-trial-handle=1016,i,11708048364682646792,608099842549576907,262144 --variations-seed-version --mojo-platform-channel-handle=4364 /prefetch:8
      1⤵
        PID:848

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        1.5MB

        MD5

        1b80c1ead99e31c4740bd48c80c2fd21

        SHA1

        d8550eb6856d3f6b56117d4cc02db7f0f50f368d

        SHA256

        f138c39f9346ee1df897d2bafd161f8cf75763418d08a3b9c40b87e5b4ed5c3c

        SHA512

        06f516030318751712773e514b65462d219a2c85f657681c9eb649bbc64ff0881e7169ea0c5043b293e2e5579b818b211c16cd1d144d6ea3b3cc38c07fcf7dc3

      • C:\Users\Admin\AppData\Local\Temp\HD_ad54446ac27e3d64158ab4e1455a26dad3a33416d4822aeb39cec0830ca73701.exe

        Filesize

        645KB

        MD5

        00eae789b0aab1b0fbd23b830fbf1064

        SHA1

        e4e5fd089f6ae17c83f073cf91edc9db8189980d

        SHA256

        7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

        SHA512

        23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

      • C:\Users\Admin\AppData\Local\Temp\RCXE8AB.tmp

        Filesize

        1.5MB

        MD5

        902f41abd7df24a9bdfabf86c3821d7a

        SHA1

        1afcceffcef8cfa23809a3cc3fe3b6dd640ffb48

        SHA256

        dea204e506f2bd985093e7291c46795f7801b154a98631bbc45f07b4d2ffbf99

        SHA512

        65b3e807f0f23d5132a20a454203b79367d5f1c8319fdca0965ab5ed8d6e036723bd2c3b549299c06adf34f6e6dc405a65315450c38aeacb9b432ab4429084e5

      • 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\240667296.txt

        Filesize

        50KB

        MD5

        b1be0ca88c66742e026016b3758bc902

        SHA1

        95159fe916524bc3ef2f2c4fa2a1955420ff0a89

        SHA256

        48c4c3911a4b5d51d84553ae8df1bce0120e68e14ccaafce3438827bbfbd1cd7

        SHA512

        d84f7e6b79cb4d287ae3607449730d9533d5d842e3387ff11169b7a70fddc0c1fdec97853e9da613b06f126f1f38b1c267b3969c7bd51eed4dcc153559eaad33

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

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/540-28-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/540-32-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/540-33-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/540-25-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/1840-10-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/1840-7-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/1840-6-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/1840-5-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2132-27-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2132-15-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2132-16-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2132-17-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/2132-13-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB