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Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/09/2023, 11:40

General

  • Target

    d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f.exe

  • Size

    1.7MB

  • MD5

    7f1cee38087344f909aebfbcb83b9943

  • SHA1

    c37d615f08ae0a6d71d1d1df748e91999c0f6fc9

  • SHA256

    d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f

  • SHA512

    4402520fcc8c39cd09bc2a919eb04df7f386501570576fb6a11716eec7d428c0f014945276cec88e4349de724583c512cc63619a3f770a5a33e347194097ddcc

  • SSDEEP

    24576:ei2Tro2H2HESq2eWJ6MQjySjygLNSy7tiHh0dFlXWEXegC:exTc2H2tFvduySbgHh0dFlX

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 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 12 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f.exe
    "C:\Users\Admin\AppData\Local\Temp\d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2756
    • 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:4864
      • 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:4792
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:4944
    • C:\Users\Admin\AppData\Local\Temp\HD_d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f.exe
      C:\Users\Admin\AppData\Local\Temp\HD_d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f.exe
      2⤵
      • Executes dropped EXE
      PID:1928
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3652
    • 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:4240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1020KB

    MD5

    8f904dfc13919403e1c61c1eb5d8e09f

    SHA1

    d587c29c03095f4aa4e43cf6e214b4b692834155

    SHA256

    d3f37da363b1b847cfce5904d3ca7504fdbf0ffabe49944447a1fc9c7df6d7d4

    SHA512

    4a408a282d469f3a98b3a7305eeff85439793ce5581437de48a25c8ff52e8090cd962ab33144bee52f937398b74ebd2b615cff7fe214594e476d3bfe303def80

  • C:\Users\Admin\AppData\Local\Temp\HD_d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f.exe

    Filesize

    727KB

    MD5

    48e1bf0b6df63a18187e57348b06ad7e

    SHA1

    605402f1d2ce5a04dd205412ab9edd8f90261967

    SHA256

    8e154ba521608bcf09bba26189e9e1bf86cae70ef7f283579518a641a0ea955f

    SHA512

    54dd1dd4d9e2c7a849fe7576f66870978153976e05b029246ebdf8ae43a70a390c9377296d34dd439530609a42047d8bb8cf6be9a1bb7eff9c4e9d91f5041233

  • C:\Users\Admin\AppData\Local\Temp\HD_d66197ab30a3ab928d063a8342c0e4f0a5eb335a3f1b5e875f90e0641a83d66f.exe

    Filesize

    727KB

    MD5

    48e1bf0b6df63a18187e57348b06ad7e

    SHA1

    605402f1d2ce5a04dd205412ab9edd8f90261967

    SHA256

    8e154ba521608bcf09bba26189e9e1bf86cae70ef7f283579518a641a0ea955f

    SHA512

    54dd1dd4d9e2c7a849fe7576f66870978153976e05b029246ebdf8ae43a70a390c9377296d34dd439530609a42047d8bb8cf6be9a1bb7eff9c4e9d91f5041233

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • C:\Windows\SysWOW64\TXPlatforn.exe

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • C:\Windows\SysWOW64\TXPlatforn.exe

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • C:\Windows\SysWOW64\TXPlatforn.exe

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/1928-35-0x0000027FD92E0000-0x0000027FD92F0000-memory.dmp

    Filesize

    64KB

  • memory/1928-42-0x00007FFC43BC0000-0x00007FFC44681000-memory.dmp

    Filesize

    10.8MB

  • memory/1928-21-0x0000027FD92E0000-0x0000027FD92F0000-memory.dmp

    Filesize

    64KB

  • memory/1928-45-0x0000027FD92E0000-0x0000027FD92F0000-memory.dmp

    Filesize

    64KB

  • memory/1928-44-0x0000027FD92E0000-0x0000027FD92F0000-memory.dmp

    Filesize

    64KB

  • memory/1928-43-0x0000027FD92E0000-0x0000027FD92F0000-memory.dmp

    Filesize

    64KB

  • memory/1928-17-0x00007FFC43BC0000-0x00007FFC44681000-memory.dmp

    Filesize

    10.8MB

  • memory/1928-12-0x0000027FBEC60000-0x0000027FBED1C000-memory.dmp

    Filesize

    752KB

  • memory/1928-34-0x0000027FD92E0000-0x0000027FD92F0000-memory.dmp

    Filesize

    64KB

  • memory/3652-20-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3652-29-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3652-26-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3652-25-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4240-31-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4240-36-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4240-38-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4240-41-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4864-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4864-14-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4864-23-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4864-9-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB