Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-12-2024 15:45

General

  • Target

    6e6e4abd6436f995faf85f77860c70a06b53c47da634b97dc07e5ae0f4937853.exe

  • Size

    5.1MB

  • MD5

    d4a4985070b1607afeb05456d9d06867

  • SHA1

    13b1c670c34269085a536d6dfafe47e948271449

  • SHA256

    6e6e4abd6436f995faf85f77860c70a06b53c47da634b97dc07e5ae0f4937853

  • SHA512

    ee526cfb1f94c8425e8a178a67b38456653f9b4353989677c22966a838e188eececd80e42cab7a3bf047d5336f0e47ccaff6345c6bcd23fb39989a7c1fc64c44

  • SSDEEP

    98304:2ws2ANnKXOaeOgmh4WTOfAARXHFaVJBgySaIMWT1:EKXbeO73T2lYKFT1

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.

  • Gh0strat family
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • 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 8 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 29 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e6e4abd6436f995faf85f77860c70a06b53c47da634b97dc07e5ae0f4937853.exe
    "C:\Users\Admin\AppData\Local\Temp\6e6e4abd6436f995faf85f77860c70a06b53c47da634b97dc07e5ae0f4937853.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1692
    • 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
      • System Location Discovery: System Language Discovery
      PID:2104
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1532
      • 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⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2856
        • 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:1332
    • C:\Users\Admin\AppData\Local\Temp\HD_6e6e4abd6436f995faf85f77860c70a06b53c47da634b97dc07e5ae0f4937853.exe
      C:\Users\Admin\AppData\Local\Temp\HD_6e6e4abd6436f995faf85f77860c70a06b53c47da634b97dc07e5ae0f4937853.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2620
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1280
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2084
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259439272.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2016
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:856
      • 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:2880

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_6e6e4abd6436f995faf85f77860c70a06b53c47da634b97dc07e5ae0f4937853.exe

      Filesize

      2.6MB

      MD5

      6bb0c7877871c7d741c752e30e186fcb

      SHA1

      49aa6e36eb39f61734f5b24ee90a2137c5f9c28f

      SHA256

      2722cb538bff744526d517311e9b7477850f388766c8b6d26780b87cf8a6b69d

      SHA512

      0f5fb3fc8570879f3a2c05c6eacd728e9052ce77595a42e2cfa5dafa6f6bd1735be0c173ec46294fd15ab223a59d7a2234ab8d01b6f9030350267f0cdb81e6a8

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • C:\Users\Admin\Desktop\BlockFind.exe

      Filesize

      3.4MB

      MD5

      6f4aee5cf8752c872131bef2976e4651

      SHA1

      7a3d8a289763352439dcb5a3b64d6e9e95f76539

      SHA256

      272f6cb3f0359ea95f3dc9d708a9e85dfcccd81c63bb06871d1a04f810bfe528

      SHA512

      c5bdc98c5747c0bbd6ab5a4dd1bfec0dd4db80b239f41e26107e7a59f5876aeb0bd5cc852e29b813d45d4b330e3e3b15e6b3d307a99d29671fd558e5cabdd018

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259439272.txt

      Filesize

      899KB

      MD5

      0372e09b2d99c63401fac0f99969b2c5

      SHA1

      44c3bdf1f79f448b7a62082985df9717c52a3ea0

      SHA256

      7179bec6cd825d751ed7a851c49828512b89a11ba690e651a798fbba64ee7af4

      SHA512

      653e2446b6ef4623e98f0b4f7d07f16e80c4b7ec08495787474e95ed0b86fd7b929b60c9b21de9e36b6d48edc34d4b904fbb3e9bc6256384903707a32c5287a7

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1532-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1532-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1532-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2620-73-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-51-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-81-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-79-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-77-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-75-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-87-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-85-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-71-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-69-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-89-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-67-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-65-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-63-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-61-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-59-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-57-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-55-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-53-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-83-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-49-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-48-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2620-44-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2880-97-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2880-92-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2880-90-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB