Analysis

  • max time kernel
    150s
  • max time network
    150s
  • 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 18:38

General

  • Target

    e97b1faf2d3137e2eb29b9da8bc6004b6fbf6a59f2e7019a6ebe5cfcdabe5692.exe

  • Size

    3.4MB

  • MD5

    8ed55fd3ca230282c8c6d257d0d38d81

  • SHA1

    56fced8a151f75f562494cd70bfe161b0dbd0a7c

  • SHA256

    e97b1faf2d3137e2eb29b9da8bc6004b6fbf6a59f2e7019a6ebe5cfcdabe5692

  • SHA512

    798e826cb5741d91daa560841d4dcb49e1640a511710b52533d30a57c09452a5db373b156b05a38e6d4ad553116aef2ba0e4a91c7f33eb7c0a00e1a53ade498d

  • SSDEEP

    49152:fCwsbCANnKXferL7Vwe/Gg0P+WhIDPtzP73foDslVAz:Kws2ANnKXOaeOgmhINfoAL

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
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 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\e97b1faf2d3137e2eb29b9da8bc6004b6fbf6a59f2e7019a6ebe5cfcdabe5692.exe
    "C:\Users\Admin\AppData\Local\Temp\e97b1faf2d3137e2eb29b9da8bc6004b6fbf6a59f2e7019a6ebe5cfcdabe5692.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3920
    • 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:2408
    • 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:4268
      • 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:540
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1776
    • C:\Users\Admin\AppData\Local\Temp\HD_e97b1faf2d3137e2eb29b9da8bc6004b6fbf6a59f2e7019a6ebe5cfcdabe5692.exe
      C:\Users\Admin\AppData\Local\Temp\HD_e97b1faf2d3137e2eb29b9da8bc6004b6fbf6a59f2e7019a6ebe5cfcdabe5692.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2580
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2868
    • 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:2364
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240640703.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1068
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:812
      • 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:4748
    • 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=4268,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:8
      1⤵
        PID:4204

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\HD_e97b1faf2d3137e2eb29b9da8bc6004b6fbf6a59f2e7019a6ebe5cfcdabe5692.exe

        Filesize

        949KB

        MD5

        bd1e54ae75c7d9a4b3b07a8eeb2d96e1

        SHA1

        f1a05418a23f7f1945a09e02ae00d76f023d1a3f

        SHA256

        eeb945d7a07364decc85e06af9073342ec1a2a825070460e997e205e28aa9170

        SHA512

        14874e15c5cbae91a020841fcff2a06bcadaab670368514e487349d1c5fd1d6986cb896efffab447c520210fd0a21e5e8953a6a48ba22ab1e89430160e1c03ee

      • 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:\Users\Admin\Desktop\ResolveUpdate.exe

        Filesize

        2.8MB

        MD5

        a75dd930adbd957ced82c564fb7a85cb

        SHA1

        c148f3669c395166efacc1e0edc68a1aeae90bd2

        SHA256

        6da1aa521d9462b07116ee572eb4002aba2b40128121ad36ba5152ff19aeb014

        SHA512

        b1fa8650520b0962aaf21cc29dce8c9108660bcf17a0029bc6477fadced0cc6cdadbfe5bc469d95d7b569f14648c39f81e246c80be52f01d92ff7626bd4017a8

      • C:\Windows\SysWOW64\240640703.txt

        Filesize

        899KB

        MD5

        8c4bbc887409f4445f5d5d8301fe17fa

        SHA1

        9e7ceb06cd0b4bd788956bba65f474e969c66b1d

        SHA256

        476b2b48ca66eaf981be048800e99c62c2909d93ea295018cecc33a35648443a

        SHA512

        0f5325f90e3398a213d15ca2106db73f6a58ce0e3e7031b73f46048afbe64e3d74b1d1bc467e3bf007d4146a4b869b0099b2af61403c9c137a8591fba1b3a328

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

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/812-27-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/812-28-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/812-29-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4268-19-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4268-20-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4268-23-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4268-17-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4748-40-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4748-43-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4748-45-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB