Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 08:14

General

  • Target

    3d056090ac719a63b6ebe1e153207b786f189c0aacdeb8eecd41d50a8cee4d82.exe

  • Size

    2.6MB

  • MD5

    5662de4bda2e65b2a0d34c7a35f86db1

  • SHA1

    d5da6f963270aabf6aa81ff7f8768592345d8614

  • SHA256

    3d056090ac719a63b6ebe1e153207b786f189c0aacdeb8eecd41d50a8cee4d82

  • SHA512

    e2a3b72d3bd31696be9fe42d48c390e47eb9a89d79f57c2611cdd71eaf0b742e46e37c8a4016532298a71846be2851539a28157906fb3330ea2375667ef14faa

  • SSDEEP

    49152:BCwsbCANnKXferL7Vwe/Gg0P+WhXkd4s:sws2ANnKXOaeOgmh0Z

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 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 8 IoCs
  • UPX packed file 6 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 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d056090ac719a63b6ebe1e153207b786f189c0aacdeb8eecd41d50a8cee4d82.exe
    "C:\Users\Admin\AppData\Local\Temp\3d056090ac719a63b6ebe1e153207b786f189c0aacdeb8eecd41d50a8cee4d82.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2420
    • 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:3032
      • 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:2936
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:800
    • C:\Users\Admin\AppData\Local\Temp\HD_3d056090ac719a63b6ebe1e153207b786f189c0aacdeb8eecd41d50a8cee4d82.exe
      C:\Users\Admin\AppData\Local\Temp\HD_3d056090ac719a63b6ebe1e153207b786f189c0aacdeb8eecd41d50a8cee4d82.exe
      2⤵
      • Executes dropped EXE
      PID:2504
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1972
    • 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:1276
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259398212.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2108
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2644
      • 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:2656

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_3d056090ac719a63b6ebe1e153207b786f189c0aacdeb8eecd41d50a8cee4d82.exe

      Filesize

      232KB

      MD5

      3a69495bc1123c172a0f5287dcd16101

      SHA1

      48e7a22ba8dac83fffb90bfd2a39d464a692c699

      SHA256

      0b448c993b6b723b8e7ae95388a6c00d5dd0db511d630a66e86e1a34c35682c3

      SHA512

      8c40b9e32b42658993977cc6861e1a4c224fec5fc29509bc4313eb341ac9bc9da0b2bf403a0b459699c07813d5cab38b3e9716c2ccd19c3e2eacf0c37f8681b6

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

      Filesize

      2.4MB

      MD5

      9aa70f6f4cdc2b33610d865a2097b221

      SHA1

      182ecc0960cc463557ea06175f7662fe5729898e

      SHA256

      e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a

      SHA512

      c0bb305ecc9c1dd0497e966404955175e53d801d45eafb43760bebb1257d12d4b9b1a0b997c454543ae6410fbe3735d8454f53022edb4ad1e8e7e9badab4f21c

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259398212.txt

      Filesize

      899KB

      MD5

      e2eab79c9929cc2d922894fc178e00e5

      SHA1

      9938a32dc4e937eb5f8e1e0d265812a582e75e46

      SHA256

      d85b9de1ca7ae0fe8f93b6f23ae48b24e5f537670c591a38c1d5c26e22afcc1d

      SHA512

      68d714b3636a72eecd2f7a0c0034bbd207d4238c6985e5ee0caf865b791db1e08b4e07b108149bf9b971e1c8a82402f66cab9fe69f5cb29d41a8591df1707793

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2656-42-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2656-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2656-48-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3032-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3032-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3032-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB