Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    25-06-2024 18:21

General

  • Target

    7a011bd42341f96a601868dec2eaddd4d85a7ffd0cd3219da855259a262ae1e7.exe

  • Size

    2.0MB

  • MD5

    3da0b8019d7eb3d0ce84e447d08c0682

  • SHA1

    75d5ba5189079db51af89342202666b1bb39e247

  • SHA256

    7a011bd42341f96a601868dec2eaddd4d85a7ffd0cd3219da855259a262ae1e7

  • SHA512

    4d6cd9120ed9274e615d7556b597ed71500a3541fa3ccd553c05bd9d0e1a2268c9aa2ff9a18b0c6ad361757cd6e80872f61accf9a9db5da82d9ad30565307a80

  • SSDEEP

    49152:GQZAdVyVT9n/Gg0P+WhoqSyn2STz5Sbc+yxF2/1:nGdVyVT9nOgmhJSyn2STzEdyxF29

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 9 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
  • Server Software Component: Terminal Services DLL 1 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 9 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 4 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a011bd42341f96a601868dec2eaddd4d85a7ffd0cd3219da855259a262ae1e7.exe
    "C:\Users\Admin\AppData\Local\Temp\7a011bd42341f96a601868dec2eaddd4d85a7ffd0cd3219da855259a262ae1e7.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2188
    • 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:1684
      • 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:2704
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2644
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2648
    • C:\Users\Admin\AppData\Local\Temp\HD_7a011bd42341f96a601868dec2eaddd4d85a7ffd0cd3219da855259a262ae1e7.exe
      C:\Users\Admin\AppData\Local\Temp\HD_7a011bd42341f96a601868dec2eaddd4d85a7ffd0cd3219da855259a262ae1e7.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2584
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2300
    • 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:2772
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2620
    • 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:2564
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259402440.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_7a011bd42341f96a601868dec2eaddd4d85a7ffd0cd3219da855259a262ae1e7.exe

      Filesize

      644KB

      MD5

      3666a487f97eb97fd3d7663eff0fcdcb

      SHA1

      99c30c2c796a2ef1104d5f488b8ad48dd9a4de4a

      SHA256

      8e962f781f37aaec0b4dfb8d292ab84a4c8a6c3edbdf8b08015a2a7c3c0163f8

      SHA512

      c8db5f4ffbf94d2691e11571d027a2e5b52de6f36645d6a26ad07e76066809859874e34cc6d9576a08dbaf96e3db504df26864b35eaef5ad82f9d11f9bcb8134

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

      Filesize

      1.4MB

      MD5

      4098c52fc2256d54f46aa38eaaaf5275

      SHA1

      09894662dd2bd53b47774cc10d1f92a47417181a

      SHA256

      d7eb72e05443a4bb0dc6c9954f41419bb7dea5e19421b522a32a6a5a541341a4

      SHA512

      2b8d35eb2162c9ce0ffbffd237eb85e8bcca1b44f91b084bb94b07868c12aafaf389a6785c2f4a70b2d13715794bda264729a04c59444dee53b5022c797cf914

    • C:\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\259402440.txt

      Filesize

      50KB

      MD5

      5987d45df2ce683564706176adedf390

      SHA1

      cdd98c6b22b8e76b3cf86550f80c18624571625c

      SHA256

      92d6bfaf2884e0b81628c4fad4225f09793460da3f1414e4861e69f92f0b10ad

      SHA512

      fdafa6f5079962be506fd979fb58394c1ad227763685885969d714347c9f8124741ee9b0f0c06e5bf165bc363b7c3a5e12f622afdf10be460b0588fc059db78c

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1684-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1684-12-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1684-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1684-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2300-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2300-27-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2772-32-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2772-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2772-40-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB