Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 04:29

General

  • Target

    ed44128ab81ef9b0c0509041ce903c908a79be1d420847b9925c46e10494eca5.exe

  • Size

    3.4MB

  • MD5

    2074a68e4a8637ec00952a61c2721063

  • SHA1

    6ff5fc7a91f7549f90409538ac96333144e49d72

  • SHA256

    ed44128ab81ef9b0c0509041ce903c908a79be1d420847b9925c46e10494eca5

  • SHA512

    0025e2a77551103182093302567ed2356eea44dbbb9f5ca6492205815dae36fe96a830870c6e00e507b99fb651a7ad8d734ac44ce343bb25b9b45942542fc8ca

  • SSDEEP

    49152:wQZAdVyVT9n/Gg0P+Who/e4ldYWE6rKhTeQyKp:ZGdVyVT9nOgmhX4ldYWYEu

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 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed44128ab81ef9b0c0509041ce903c908a79be1d420847b9925c46e10494eca5.exe
    "C:\Users\Admin\AppData\Local\Temp\ed44128ab81ef9b0c0509041ce903c908a79be1d420847b9925c46e10494eca5.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:844
    • 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:2968
      • 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:2580
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2756
    • 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:2588
    • C:\Users\Admin\AppData\Local\Temp\HD_ed44128ab81ef9b0c0509041ce903c908a79be1d420847b9925c46e10494eca5.exe
      C:\Users\Admin\AppData\Local\Temp\HD_ed44128ab81ef9b0c0509041ce903c908a79be1d420847b9925c46e10494eca5.exe
      2⤵
      • Executes dropped EXE
      PID:2448
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2764
    • 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:2920
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2800
    • 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:2832
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259396309.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2708

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      1.2MB

      MD5

      bf9567f29e4862fc77db682965fe96dc

      SHA1

      9690cd70fc3f771a763af7acc68afe3baeafe536

      SHA256

      b0cbd3bd2ffbc4870f61f06be6c991cecf0a19442519f6f65f56970d870039eb

      SHA512

      053f429d8713675257b910e835caa4cc9fcf898c25586a7de505b123cdd7b60721737c95bda03bf9edb661218829cd5e1952805fe05c8ed65614d336eadf30c4

    • \Users\Admin\AppData\Local\Temp\HD_ed44128ab81ef9b0c0509041ce903c908a79be1d420847b9925c46e10494eca5.exe

      Filesize

      2.2MB

      MD5

      cd55a17685b496570a9ba3374730a9c5

      SHA1

      3127c701297667727854b508a99c71a77fb1f0ea

      SHA256

      6a11cca02e22b01b077775b9819cb220d3747c0f6d2b0b85b13265d0cd3ab730

      SHA512

      19cee89ec5256a386c36c6b3b02f91e8acbf19a778427e5ead10614e73d1dc5e9ed64b1b3b5ad5b461828dea77ba69a5d6b6c8a2363b727ad04f0215da55d894

    • \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\259396309.txt

      Filesize

      50KB

      MD5

      f1a7f8d5a1d56ec81e117e246975b0bd

      SHA1

      0f3ab62488f7e218d99e84e0357d4e2497e3a17a

      SHA256

      2ac9c9577c1580ef895de5fff21ba855b6cceb5c552506b638b2248fe9dddc45

      SHA512

      d35de2d89cf42c4c873c1f05437d4d91429861fd3dcaea327ffff8af2e63fb6fa7ace1d4f5f9d6a30e30d634a3d0cf3ffc505927f1f14b1467751d19550ebba7

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/844-98-0x0000000002A10000-0x0000000002C42000-memory.dmp

      Filesize

      2.2MB

    • memory/844-50-0x0000000002A10000-0x0000000002C42000-memory.dmp

      Filesize

      2.2MB

    • memory/2448-52-0x0000000000400000-0x0000000000632000-memory.dmp

      Filesize

      2.2MB

    • memory/2764-29-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2764-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2920-38-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2920-35-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2920-86-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2968-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2968-9-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2968-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2968-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB