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Analysis

  • max time kernel
    150s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/06/2024, 00:44

General

  • Target

    3458df190f0d5d66dc1bba3ee929582fb9f23ac4d81a891eaf5a8edbc1685194.exe

  • Size

    1.2MB

  • MD5

    281e38a8b287fb71daf080254c8244da

  • SHA1

    0f8a03acd4417bf4542c4fc0348b7e872d95be1c

  • SHA256

    3458df190f0d5d66dc1bba3ee929582fb9f23ac4d81a891eaf5a8edbc1685194

  • SHA512

    902dabae67a15b531da3c8399d1b635a5083224aea44e8c241a04ae40cc299147697759036f5489a665316adfcc2ab5d9a62118c58a5fc24501da8f1d570bdae

  • SSDEEP

    24576:f09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+k2EE7:f09XJt4HIN2H2tFvduyS+2T

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 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 1 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3458df190f0d5d66dc1bba3ee929582fb9f23ac4d81a891eaf5a8edbc1685194.exe
    "C:\Users\Admin\AppData\Local\Temp\3458df190f0d5d66dc1bba3ee929582fb9f23ac4d81a891eaf5a8edbc1685194.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4836
      • 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\RVN.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2824
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3444
    • C:\Users\Admin\AppData\Local\Temp\HD_3458df190f0d5d66dc1bba3ee929582fb9f23ac4d81a891eaf5a8edbc1685194.exe
      C:\Users\Admin\AppData\Local\Temp\HD_3458df190f0d5d66dc1bba3ee929582fb9f23ac4d81a891eaf5a8edbc1685194.exe
      2⤵
      • Executes dropped EXE
      PID:232
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3336
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.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:3092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_3458df190f0d5d66dc1bba3ee929582fb9f23ac4d81a891eaf5a8edbc1685194.exe

    Filesize

    60KB

    MD5

    6706ad61ca22ca189aa7baaf58ae1c26

    SHA1

    47c19ac84a36b905f432333d140b989b15e8f0f8

    SHA256

    16cad587efa53f2ee5e012f98633fe8fe44123ae2f27e209d346fc25657042b6

    SHA512

    59fc9cddc0bf4d8d3bbd78bf41d772717f8fb881fc6ade0e2ab340ffc85778afa1a567d75d6a00cfdcd71850b7bf90aefa6395b3b2f6e3ea270b06ed88a90b6d

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

    Filesize

    1.1MB

    MD5

    29405c686a6c5978f3dd8d463e83b626

    SHA1

    fcbf50543236e769aa5462787855a744cd1f104e

    SHA256

    4d0efebcf7877fd97c7701503bd849cad839880a0c27c91492a1079b046dead8

    SHA512

    32de613d4e8fdebabbe09c1f0becad2b3331ca390e6d826721868150c81067ad239c3eed5099ec556d2cf852b60f740c2aa2bb0b9d78f375742dd9aa0ea18ba7

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/3092-36-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3092-35-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3092-31-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3092-29-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3336-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3336-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3336-17-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3336-28-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3336-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-4-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-10-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-6-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB