Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-11-2024 22:10

General

  • Target

    63f57f1dea0144625b94685e60aaebca5151c8563ba6f57c17a9a05dfb153147.exe

  • Size

    4.2MB

  • MD5

    5b32cbe63dd9379f9b72ed889f3478bf

  • SHA1

    8c54b1e34dc232b07572370ca024dec3f87786e8

  • SHA256

    63f57f1dea0144625b94685e60aaebca5151c8563ba6f57c17a9a05dfb153147

  • SHA512

    2dd6038478364216714be07a973e71386af89084016843863fc53673d8e2d8effc51b7a602d62df35b3b0f19f1bd400d98b3992a770d2fae98f4227679821ca6

  • SSDEEP

    98304:bws2ANnKXOaeOgmhRacsSKazFWSJ8NfZNxmSxzHBhX:9KXbeO7vaKMSmf1mazf

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 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
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 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 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63f57f1dea0144625b94685e60aaebca5151c8563ba6f57c17a9a05dfb153147.exe
    "C:\Users\Admin\AppData\Local\Temp\63f57f1dea0144625b94685e60aaebca5151c8563ba6f57c17a9a05dfb153147.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:2136
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:4152
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 448
        3⤵
        • Program crash
        PID:4584
    • 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:2056
      • 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:3408
        • 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:1016
    • C:\Users\Admin\AppData\Local\Temp\HD_63f57f1dea0144625b94685e60aaebca5151c8563ba6f57c17a9a05dfb153147.exe
      C:\Users\Admin\AppData\Local\Temp\HD_63f57f1dea0144625b94685e60aaebca5151c8563ba6f57c17a9a05dfb153147.exe
      2⤵
      • Executes dropped EXE
      PID:636
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4152 -ip 4152
    1⤵
      PID:1080
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2788
      • 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:2172

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_63f57f1dea0144625b94685e60aaebca5151c8563ba6f57c17a9a05dfb153147.exe

      Filesize

      383KB

      MD5

      d9cfee8d0e2cd4d658f2a82d08d797d0

      SHA1

      7f76c94d669e24924fe76acea4b3d780cdb67f5d

      SHA256

      bcd3a6326c2217030b70c72d24f30b14a09e2b77529dfb120f6482b2483a411b

      SHA512

      189ce00d9f2e93198fe735fa4c9618f7f62b33e17ceb685bf5ab31cb911e5281e89c7813b4d64bab829db04dc3e64cb00095343855ddb6b5c8c2b15646139a4c

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

      Filesize

      3.8MB

      MD5

      06d698a71f03ccc4d5e50c8b5e4eb146

      SHA1

      018fcaa2426353725177f9c3aa9598e05309cd38

      SHA256

      dceeb0e6ca47e29f51506674693c88c8a99d68d7811cca0b99681d2fbf19cb1f

      SHA512

      481ee238c3686d28f303b69ffb689217af61e1a2da7c7a341ab1743f1390757becddca08c206980b3bcbf57ea0d59d5b52488098cf788c1e2e3a95d2644d5c10

    • 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\240609171.txt

      Filesize

      899KB

      MD5

      e91ef577c4708fa54f7702ba54af5e6c

      SHA1

      a138a54b6b56da286e50a2d9a2347cb322f53d34

      SHA256

      1b369b3a7679b7f62458d7b1be1b03ee72e3aa3d4cc282d142b224b1629009ea

      SHA512

      597d706b6291c7b2db67615e362702861e83dff96af61ca1178da63925508fee92c49230d7b1e55e35fe2cfe1971f98e65b7988c39bb53485b4de3bb300c675b

    • memory/2056-12-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-15-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-14-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2172-34-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2172-40-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2172-41-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2788-24-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2788-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2788-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2788-25-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2788-23-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB