Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 11:41

General

  • Target

    2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

  • Size

    2.1MB

  • MD5

    b8432633911c3f42c1fc5c7877f958a3

  • SHA1

    b6e51fd89a17a71cba5eb99f71fa6e018324aaf1

  • SHA256

    2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd

  • SHA512

    ac05dd835a92d4bbb906d8424cef15a06f46c700d25733a01adec2a3b439584c15f96b79e760291a6649b90f8745be9cab315ebf4993bb4b2a9ab752394e95de

  • SSDEEP

    49152:MQZAdVyVT9n/Gg0P+WhorpebgBZPItx2apeapelI:tGdVyVT9nOgmh3EMtUvlI

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 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 DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 8 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 4 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 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
    "C:\Users\Admin\AppData\Local\Temp\2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1164
      • 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\svchost.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2568
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2416
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2540
    • C:\Users\Admin\AppData\Local\Temp\HD_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
      C:\Users\Admin\AppData\Local\Temp\HD_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe
      2⤵
      • Executes dropped EXE
      PID:2460
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1580
    • 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:2588
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2408
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259402050.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1916

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\VideoLAN\VLC\vlc.exe

      Filesize

      2.7MB

      MD5

      7fd217dac5b6dc3d664e8d2718ca8397

      SHA1

      a928b195766d40ba506646e4d4ae3fb6b55f7bf4

      SHA256

      ca675dfb9dfbcdbab63bc2746dd1168a071e74ba9e9efdfc8dfe73eeb45c546c

      SHA512

      0aa895636b84a204f936a8d4aec36217fc04ac1217d13b26f39518aac5550cda860a8a3d240df88a7efb65614226fc1c42b5de2a19e486aeb17dff4920d15e24

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

      Filesize

      1.5MB

      MD5

      709945b2576bfaba69352063c66bde72

      SHA1

      b8098f634cfd343408f2b70889e89b36ded18338

      SHA256

      89f6714c7c5dbe384a39360e532b8596b2893ac22835311fc69816b86d322068

      SHA512

      5c03db085d75017cfb82bdc2a36ab0afdde43c41b9fd3c47b9fdfbfee67270c94264fa493812e0e1be778bf470ef1c8f208934c569e6662aa68808bf88225dfd

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

      Filesize

      1.7MB

      MD5

      e84dfd87db548283c1e740b77b1dcbce

      SHA1

      7b1837a3318668d17bb1defc6ce9423a02d3b02a

      SHA256

      ec46470f71a7335fc55ec05e44c04b2d1f7e16b939e5839ad1249574eacc349a

      SHA512

      d6b36445bf9de2a261c72c747ecbb6b025b4e01dc248897cd247f75917fc398315b5dddd053f10138ad3227fb1ddbdea7a5d01baf62a122a37238947a5acd2c5

    • \Users\Admin\AppData\Local\Temp\HD_2827195b0c96802d7e7edcf5db405dc4278dc6ca45634c259cc0a3eef10fdebd.exe

      Filesize

      645KB

      MD5

      00eae789b0aab1b0fbd23b830fbf1064

      SHA1

      e4e5fd089f6ae17c83f073cf91edc9db8189980d

      SHA256

      7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

      SHA512

      23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

      Filesize

      93KB

      MD5

      3b377ad877a942ec9f60ea285f7119a2

      SHA1

      60b23987b20d913982f723ab375eef50fafa6c70

      SHA256

      62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

      SHA512

      af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

      Filesize

      377KB

      MD5

      a4329177954d4104005bce3020e5ef59

      SHA1

      23c29e295e2dbb8454012d619ca3f81e4c16e85a

      SHA256

      6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

      SHA512

      81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

    • \Windows\SysWOW64\259402050.txt

      Filesize

      50KB

      MD5

      5898ad90b1aefb76b062f25caaa5fe3d

      SHA1

      399f1e5e2206324ca6f82e68db7022bad8cd9030

      SHA256

      2c4204d29d6e59245e809e4fc5dfb998d167bb9ee572d07b202474cc3ad40581

      SHA512

      2d6497caa3fcdc8427157383c267542deee01ea31c0155ac5495b2858fc7e3e8561d8581dc63fffb2ba1fc3c22d5c7b35f092e5f85aa3c4d78da82ef594f8379

    • \Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1164-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1164-9-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1164-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1164-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1580-24-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1580-29-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2588-33-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2588-38-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2588-40-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2588-55-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB