Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 05:23

General

  • Target

    116c7d8d407ac2b129f89a9bf19a2c0e5f28dd77e3f46edf45f156c0eddcf80c.exe

  • Size

    1.4MB

  • MD5

    cc9dc8acb19794199054c31670744045

  • SHA1

    b66fbf7d9436d04d219f1dedb465e12b61edf7cf

  • SHA256

    116c7d8d407ac2b129f89a9bf19a2c0e5f28dd77e3f46edf45f156c0eddcf80c

  • SHA512

    c586dd9590b3439465059a703fa4115c73958ff66c53d36e0b84655c2ba42c0e09e2193952d61f4a44ce1a199ddd375800d8d7269753ff8cc6a519e9045aa03e

  • SSDEEP

    24576:BQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVUfOteLF7c:BQZAdVyVT9n/Gg0P+WhoVfOteLhc

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\116c7d8d407ac2b129f89a9bf19a2c0e5f28dd77e3f46edf45f156c0eddcf80c.exe
    "C:\Users\Admin\AppData\Local\Temp\116c7d8d407ac2b129f89a9bf19a2c0e5f28dd77e3f46edf45f156c0eddcf80c.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2676
    • 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:2836
      • 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:3004
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2596
    • 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:2640
    • C:\Users\Admin\AppData\Local\Temp\HD_116c7d8d407ac2b129f89a9bf19a2c0e5f28dd77e3f46edf45f156c0eddcf80c.exe
      C:\Users\Admin\AppData\Local\Temp\HD_116c7d8d407ac2b129f89a9bf19a2c0e5f28dd77e3f46edf45f156c0eddcf80c.exe
      2⤵
      • Executes dropped EXE
      PID:2904
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2912
    • 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:2540
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2648
    • 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:2208
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259404796.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2688

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_116c7d8d407ac2b129f89a9bf19a2c0e5f28dd77e3f46edf45f156c0eddcf80c.exe

      Filesize

      230KB

      MD5

      a0a7a0fd9825025fe250721a04fa7fad

      SHA1

      90342327ee4a1bc15a718217d1a725fdb5e221be

      SHA256

      3370db8a4fe300106f85eef1e165ed5943605d21836d3da52c35a34bfd5cb8a8

      SHA512

      565a997ea6a198dd9fbe50dc4c2bd812f74772b2d5ee64fa853b776f629adc4b2cdd365cba9726efd2a168de5ba76713c235986444b808db97c3ed04274e5b50

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

      Filesize

      1.2MB

      MD5

      4f6e42c72dfd037e82f30bc4566dbf18

      SHA1

      25b6d18eb4ed4c2a3561970c93e3925e2679e143

      SHA256

      2ea624f1de2ca1308e430fdbe9b421d15e81dc441d05bc89269b47afb061228c

      SHA512

      f1151b4a1e1e640aa3a1155c6aae5bfb96ffa0e63e016c6b6f8af5f142fe3861928979644ce5bbfdacc627989e4c403c57ae77d6f48c946dea7e8a173c6893e4

    • 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\259404796.txt

      Filesize

      50KB

      MD5

      2a4965cf36531a3c5d2ae8de3f96e803

      SHA1

      a67497d2e37cc412e97973b704f58539b7655938

      SHA256

      9b88e333deeada71975f505f38eec7c1787e5f5fdd5f3a3239d8667c718a8571

      SHA512

      9df88f64da21e3afae60e57f921c239c814fcfbbe54243818363219a04cffbb72ae3db80773c028b541b842ba2beafc32ec21afc53c87f200c68a88e42b1d3c6

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2540-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2540-32-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2540-33-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2540-39-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2836-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2836-12-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2836-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2836-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2912-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2912-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB