Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 15:37

General

  • Target

    74057e0026a76c45b6da0a5abe814dec50b52a5620219a72b4d69244faca2bed.exe

  • Size

    2.0MB

  • MD5

    f2de5959af0e1ace5581e125a633cb05

  • SHA1

    3b04d6911d69ddc2ff9840c5fd9d442a22ac1391

  • SHA256

    74057e0026a76c45b6da0a5abe814dec50b52a5620219a72b4d69244faca2bed

  • SHA512

    a36223e9b0f15c7217e9cef0e71f1d34c156b536ff19d800ea9cc5cc227055d76dd96d3af723c929d57a6633e3a6b0217d6f602a1b4c664b27fe68a29a2b006c

  • SSDEEP

    49152:AQZAdVyVT9n/Gg0P+WhoopePnf6zqgmnpeapeT:JGdVyVT9nOgmhaPieQvT

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 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.

  • 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
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 10 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 6 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 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74057e0026a76c45b6da0a5abe814dec50b52a5620219a72b4d69244faca2bed.exe
    "C:\Users\Admin\AppData\Local\Temp\74057e0026a76c45b6da0a5abe814dec50b52a5620219a72b4d69244faca2bed.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:2644
    • 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:2120
      • 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:2744
        • 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:3000
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2884
    • C:\Users\Admin\AppData\Local\Temp\HD_74057e0026a76c45b6da0a5abe814dec50b52a5620219a72b4d69244faca2bed.exe
      C:\Users\Admin\AppData\Local\Temp\HD_74057e0026a76c45b6da0a5abe814dec50b52a5620219a72b4d69244faca2bed.exe
      2⤵
      • Executes dropped EXE
      PID:3056
  • 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:2788
    • 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:2384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_74057e0026a76c45b6da0a5abe814dec50b52a5620219a72b4d69244faca2bed.exe

    Filesize

    502KB

    MD5

    e6172d8c04494833f5a7b79697c043ab

    SHA1

    3e52b78fcb7b27fdf30b96155da9f8de2654be68

    SHA256

    c4e94491a18c89c359863836973998598c3def27987243f9aee37d860f8da47e

    SHA512

    bb1ffabae142053eeb1d86b97b1b144a2826ec3bb37a7ab54916c201f9f70952e16c5271a46a1ecd5cdc7cd6da40a99a104d3adca73f413160049453d572588f

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

    Filesize

    1.5MB

    MD5

    304a8cc2f29254aa730db25b8625c734

    SHA1

    1ec8b7878fa6b5acf1c8b4af861aecc45834f32f

    SHA256

    248d5aa7e86540db6640678b21dbfd485483094c55b5be4525966c157972958c

    SHA512

    797464e5eee7dd57e6a6b6dbf8b1b26c0d61bcec18d6ca4ba243d6683e6ea256499188ddfd4e8cfb821574f936d9ee927ce971af07b8a1be8ce31affb29e5ca4

  • 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\259458257.txt

    Filesize

    50KB

    MD5

    4cd1d7cce0b337e6ae29ea8fd7631a23

    SHA1

    0174290ef99d8900d4b8227badabd65f50dd21f2

    SHA256

    0f96ec0b6696bfa4fcb9f8566c306806dfa88b40a962059ca25959d1d6082c8e

    SHA512

    502bc35053a97fa1ffa2e127399f7d66e558a551c68715385f6e4897f79a5806a27994654a837f36d146e4304f2e93c9bbb3ac49e023d1488a6bf0dcc151f634

  • memory/2120-5-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2120-12-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2120-8-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2120-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2384-29-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2384-37-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2384-33-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2384-80-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2788-32-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2788-18-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB