Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-08-2024 08:14

General

  • Target

    a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe

  • Size

    1.3MB

  • MD5

    815de395a292b89b703b4cc6121d899d

  • SHA1

    d95abc7c890a8a1356f6b11a604e03a647d73473

  • SHA256

    a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498

  • SHA512

    5a3f0b5edb3856afe69c3321236fa6dc07d1c777c01809c8876030e374ed4b0efe4000f6eb0ec6b0d13fe82a3ea16ec4080655f8272d83e8a31f7c67ecf0dc02

  • SSDEEP

    24576:4QZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV5cS2:4QZAdVyVT9n/Gg0P+WhoUcS2

Malware Config

Signatures

  • Detect PurpleFox Rootkit 12 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 13 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 service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 15 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe
    "C:\Users\Admin\AppData\Local\Temp\a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4484
    • 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:2660
      • 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:1460
        • 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:928
    • 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:2920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 448
        3⤵
        • Program crash
        PID:3660
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1088
    • 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:2056
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2920 -ip 2920
    1⤵
      PID:3524

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1.3MB

      MD5

      815de395a292b89b703b4cc6121d899d

      SHA1

      d95abc7c890a8a1356f6b11a604e03a647d73473

      SHA256

      a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498

      SHA512

      5a3f0b5edb3856afe69c3321236fa6dc07d1c777c01809c8876030e374ed4b0efe4000f6eb0ec6b0d13fe82a3ea16ec4080655f8272d83e8a31f7c67ecf0dc02

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

      Filesize

      93KB

      MD5

      3b377ad877a942ec9f60ea285f7119a2

      SHA1

      60b23987b20d913982f723ab375eef50fafa6c70

      SHA256

      62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

      SHA512

      af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

      Filesize

      377KB

      MD5

      a4329177954d4104005bce3020e5ef59

      SHA1

      23c29e295e2dbb8454012d619ca3f81e4c16e85a

      SHA256

      6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

      SHA512

      81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

    • C:\Windows\SysWOW64\240629171.txt

      Filesize

      50KB

      MD5

      742ee75803111169af64b23302cfb11e

      SHA1

      ba0b129b6de3e5bc346bcc2433fbf0ffbd592900

      SHA256

      71f3c4d401ba21b3f5633657dba5d7a03068eb515ce6319bc90132a21e9fed7b

      SHA512

      bd24eeb79f7b21f1b49e6e323d644df574dd3c2b993607429f1c90762eed3c288dc803f9b0841428c8a0202fef35aaedeb06fe1f8edde2b7c4a83f6557fa380c

    • memory/1088-27-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1088-16-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1088-13-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1088-15-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1088-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2056-37-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2660-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2660-10-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2660-6-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2660-4-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB