Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 18:06

General

  • Target

    e5bd8031511573ce5cdddaf4deeb2ba51a56da6bfb58bb9b22a270343598f7bc.exe

  • Size

    15.8MB

  • MD5

    c89014fafb77d6eaf1e22f769c58752e

  • SHA1

    8cf79dca34f426cd81dec1c350ec05011f1105ff

  • SHA256

    e5bd8031511573ce5cdddaf4deeb2ba51a56da6bfb58bb9b22a270343598f7bc

  • SHA512

    335bcca7b2a8430eb81ac1efa9ce56269d3d381e08a7d57370511f0ca1be6fa745067bfcaaaf9b797838702392bab4d4469f3132277cc50b49ecc173fb37b045

  • SSDEEP

    196608:SKXbeO77eZ+RB9afz4eXAmjEhSgjhz8SlEeoHAIZ4T9tAr2ea3t4ENOJlqbkhJQP:P7v93dzrlBIZI93ea3BN4HJ4tP5Eg

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 9 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 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5bd8031511573ce5cdddaf4deeb2ba51a56da6bfb58bb9b22a270343598f7bc.exe
    "C:\Users\Admin\AppData\Local\Temp\e5bd8031511573ce5cdddaf4deeb2ba51a56da6bfb58bb9b22a270343598f7bc.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:3988
    • C:\Users\Admin\AppData\Local\Temp\N.exe
      C:\Users\Admin\AppData\Local\Temp\\N.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3488
      • 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\N.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2580
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:4160
    • C:\Users\Admin\AppData\Local\Temp\HD_e5bd8031511573ce5cdddaf4deeb2ba51a56da6bfb58bb9b22a270343598f7bc.exe
      C:\Users\Admin\AppData\Local\Temp\HD_e5bd8031511573ce5cdddaf4deeb2ba51a56da6bfb58bb9b22a270343598f7bc.exe
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2412
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:4616
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:3540
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240642218.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2724
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3292
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.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:832
    • 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 --field-trial-handle=4196,i,16488180140590516186,11762960689811837350,262144 --variations-seed-version --mojo-platform-channel-handle=1280 /prefetch:8
      1⤵
        PID:4828

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        2.6MB

        MD5

        9bac7f50b951e8bb8ddc17d44683188a

        SHA1

        08cee3e857571f27ffa3010764cc0d90d6d77d28

        SHA256

        0dca1f28e5a4c8190523ce98284e072f93cda8b71fb69bfabaef51c2fe2c4205

        SHA512

        df7d7e6ba4007488f92dc50b9c786a657fa6d7bcd173e6855dfe77b1855ae54e8cbb07bd070be216d3ddaadfaff56e37554bc6b57ee8b18f37ad0326772be761

      • C:\Users\Admin\AppData\Local\Temp\HD_e5bd8031511573ce5cdddaf4deeb2ba51a56da6bfb58bb9b22a270343598f7bc.exe

        Filesize

        13.1MB

        MD5

        6bb6dc42341de0c5dcb09ff7618f24a5

        SHA1

        624aa9b6358c11f23d3e7f83d100e414d9eb7867

        SHA256

        c5df3f9d1d8043d702e760761c9283a9226baa196918613edf26d71e83b8ddb8

        SHA512

        c3429d7f409c0dd5f689a58ab01261420ef5ebb40e18ff6c8491901a0d4a3743872894105b807a24c4672b3f7ec3826b781f9ac7733f5531786fc1a2d95060cd

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

        Filesize

        377KB

        MD5

        4a36a48e58829c22381572b2040b6fe0

        SHA1

        f09d30e44ff7e3f20a5de307720f3ad148c6143b

        SHA256

        3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

        SHA512

        5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

        Filesize

        941KB

        MD5

        8dc3adf1c490211971c1e2325f1424d2

        SHA1

        4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

        SHA256

        bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

        SHA512

        ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

      • C:\Windows\SysWOW64\240642218.txt

        Filesize

        899KB

        MD5

        635111db330b7449c144f729160c52f0

        SHA1

        a860e8dc4e2ba34fab74c7e6a7d6d4775599858c

        SHA256

        0acbbb2bf4f76602607b05340ee50c53fe8159bf720b5d1ab9f26478cb6f12c1

        SHA512

        e8e5444dd377202668b81039875ef03549169d3608fccfbd027a81c4ee4905b987afe227d877de09903d03cddf07ade84cb37b1b540e885d06c6351f0ef22ae5

      • C:\Windows\SysWOW64\Remote Data.exe

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/832-35-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/832-42-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/832-41-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3292-29-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3292-28-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3292-26-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3488-21-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3488-19-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3488-18-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/3488-20-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB