Analysis

  • max time kernel
    150s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 08:33

General

  • Target

    d4f6714257d8143f522f5608b6f5b52f89de19c0abf28dc275fcfee3d4e1aee9.exe

  • Size

    4.1MB

  • MD5

    719c52fb09f27c9148609a0b84a7e136

  • SHA1

    34ac31f324a3475af713ba44c2655c0a15314bcd

  • SHA256

    d4f6714257d8143f522f5608b6f5b52f89de19c0abf28dc275fcfee3d4e1aee9

  • SHA512

    a78b62744f6f2cc8c710472f56a4867bd503cf2f80e7e349dc90c077f76292e4a6e14b250f09a6b01a98af1d45fc8a0f2e62558482430f08ad6d8f66f1548e18

  • SSDEEP

    49152:MQZAdVyVT9n/Gg0P+WhoJ4BYEGPAnO2nABGt4IdjWx8Uh3ToaG4VbUVfQ25iBxpc:tGdVyVT9nOgmhxObmnCqt6oabOV

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 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.

  • Gh0strat family
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • 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 7 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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\d4f6714257d8143f522f5608b6f5b52f89de19c0abf28dc275fcfee3d4e1aee9.exe
    "C:\Users\Admin\AppData\Local\Temp\d4f6714257d8143f522f5608b6f5b52f89de19c0abf28dc275fcfee3d4e1aee9.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2412
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1176
      • 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⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2800
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:2884
    • 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
      • System Location Discovery: System Language Discovery
      PID:2952
    • C:\Users\Admin\AppData\Local\Temp\HD_d4f6714257d8143f522f5608b6f5b52f89de19c0abf28dc275fcfee3d4e1aee9.exe
      C:\Users\Admin\AppData\Local\Temp\HD_d4f6714257d8143f522f5608b6f5b52f89de19c0abf28dc275fcfee3d4e1aee9.exe
      2⤵
      • Executes dropped EXE
      PID:2704
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3064
    • 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:2832
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2928
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2860
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259533106.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2312

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1.5MB

      MD5

      090da1a1fa3e86a5b6c9fb5f06512e0c

      SHA1

      c3a40835e769097c324b54559eef56881567d9ea

      SHA256

      dde8ae4f375ce5022461996db41c4a6b48ead7774df6c41958bef8d3038ea22c

      SHA512

      fb3ae882c4b733ad7d51438a0054972c793dfa11b8ab539e36f0651273a3530e90e42d771fb5413203cae70890423bc30a3e0d8ec75bf089d89330a4ece413ca

    • C:\Users\Admin\AppData\Local\Temp\HD_d4f6714257d8143f522f5608b6f5b52f89de19c0abf28dc275fcfee3d4e1aee9.exe

      Filesize

      2.6MB

      MD5

      bd075be9d011daaa82c3f9ff2572076e

      SHA1

      639e3656a22c7151dbb5349498b6f2dd6ba0cd62

      SHA256

      87934eaa5cdb3c6a1a06c4fb1a8fd51501d9c2e4f6cea533a6f6fa7653bf25e1

      SHA512

      d49ca60243fd71ecbc0cca132907961a5a0570a1f26c5f469c4a7c2353075c439b32fa751fd818bf5422794c2372698f8db40662bd4dd74a0cd57b11957c1c9a

    • \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\259533106.txt

      Filesize

      50KB

      MD5

      6be047f6311944f89fc11ec02ee35ba4

      SHA1

      fddeb8274465d76b611709c88ad239d2698e9959

      SHA256

      55c24ffff406016f550d16640d5f32beaa9ec8923fc8c84a51983dee3a487e9c

      SHA512

      dc74e8e2ee601d0dbd51dab8c050c72af0e724c9c5920060e6778e02b2d01f6f2406a0a3149e1f7fceb175690e55109e2188a019f029bd704f316adf59a32b46

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1176-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1176-23-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1176-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1176-9-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1176-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2832-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2832-38-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2832-33-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2832-42-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3064-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3064-34-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB