Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 09:32

General

  • Target

    e07286d144456f878ac1501bcb1628eb87b7a8460fcf99d3625e843a99cacc67.exe

  • Size

    11.6MB

  • MD5

    1bc3a87cdb7b043d151ca9e60b691060

  • SHA1

    1ef2098c62c4c6e904d97c7978071cf36c4c9bc8

  • SHA256

    e07286d144456f878ac1501bcb1628eb87b7a8460fcf99d3625e843a99cacc67

  • SHA512

    cf580653719db655543817a34a0e1e8b6d839123a8aa7ab8f3d89565cb1a1b5a5f1a4d890f884917de0ba704f1c02a77701ef66c9a8e1f979ee4cf73286c5199

  • SSDEEP

    98304:Xws2ANnKXOaeOgmhcrJ5PDJ4KFvOCtiudmsV5BuOCj1DTUaERonwPnAxYTUnEsy5:hKXbeO7KJpBFvOfBoPnAx2D

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.

  • 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 service image path in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 12 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 3 IoCs
  • 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
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e07286d144456f878ac1501bcb1628eb87b7a8460fcf99d3625e843a99cacc67.exe
    "C:\Users\Admin\AppData\Local\Temp\e07286d144456f878ac1501bcb1628eb87b7a8460fcf99d3625e843a99cacc67.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4336
    • 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
      PID:4416
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 448
        3⤵
        • Program crash
        PID:408
    • 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:3576
      • 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:3616
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2876
    • C:\Users\Admin\AppData\Local\Temp\HD_e07286d144456f878ac1501bcb1628eb87b7a8460fcf99d3625e843a99cacc67.exe
      C:\Users\Admin\AppData\Local\Temp\HD_e07286d144456f878ac1501bcb1628eb87b7a8460fcf99d3625e843a99cacc67.exe
      2⤵
      • Sets service image path in registry
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4660
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4416 -ip 4416
    1⤵
      PID:5064
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4024
      • 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:3336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      2.4MB

      MD5

      6ca43aec6a6321bb18bc611a1f813d8a

      SHA1

      8e12fc0365060b22c009c4a10b3ee85925b2c60e

      SHA256

      7cfc349b1be688c351275c1a56820af36cd6f771e9f0de73dcb69e7b8156ee00

      SHA512

      8684dde56d2230ca142689034ec75cffb46c5e8c691b13816a8e1c23726d7b49ebf6ec10af8a789836d21e5731882a57122b77d1f8ed057f48b505a29c4ecfe8

    • C:\Users\Admin\AppData\Local\Temp\HD_e07286d144456f878ac1501bcb1628eb87b7a8460fcf99d3625e843a99cacc67.exe

      Filesize

      9.1MB

      MD5

      e88800c5e9b722bf1f54aca241a611e9

      SHA1

      b8309343f50fbd3914197c29539d80349a328498

      SHA256

      ce23f922f1e5e9101ca1d47efe0bd6175505a4e614a0e2134fa80cd97d83727e

      SHA512

      a7e1f96801942968f4c826e6de8b89c688b765b50992528a254cd449bd44c492e34f75655cd749e6daa4237bbef3a5542aa77f19efe51d83c5259e478ed4c00e

    • 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\AppData\Local\Temp\cUbWIV.sys

      Filesize

      173KB

      MD5

      20125794b807116617d43f02b616e092

      SHA1

      f3db629cfe37a73144d5258e64d9dd8b38084cf4

      SHA256

      1aaa9aef39cb3c0a854ecb4ca7d3b213458f302025e0ec5bfbdef973cca9111c

      SHA512

      2525ee39ee1b2a2b3cad7090a501d03fe63a1ae07b31f79816cd70849127f4b28af1eb43c2607ba1c1bb3f4a7abae54378606d454aad8e11157042a4ec4af99b

    • C:\Windows\SysWOW64\240599906.txt

      Filesize

      899KB

      MD5

      bcfe4da5657adb46b18f73e7e9ba74b4

      SHA1

      5fd9486c934c48549f6ccc7036d17d7d44f74519

      SHA256

      d632b93427b5cb4203a0bd4ab4395a410a0207bc5ce51e7120b6645cd2ec9321

      SHA512

      bec55eb7ad40c2e2cb2d6e3fddbb2ac87f54751e5b78363d4df9c3055ce27dc224d2191650520430f215c1339cc7478509aae05bbc76405284de6f0f48be7723

    • memory/3336-32-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3336-41-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3336-35-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3576-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3576-14-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3576-12-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3576-15-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4024-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4024-24-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4024-25-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4024-23-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4024-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB