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
    25-05-2024 19:36

General

  • Target

    f586fa689dfe035a7a90e60034273352bb932474cadaf554e8a5b4b88955cece.exe

  • Size

    1.4MB

  • MD5

    7715ff58fa280b6e9d632896081957ad

  • SHA1

    0a2514d0e73ad1fc07894e880523e40efde9f09a

  • SHA256

    f586fa689dfe035a7a90e60034273352bb932474cadaf554e8a5b4b88955cece

  • SHA512

    2f8cb82aba9b340cce6107f1c8ec7df524e4607ae62345ac8ed81a9aba458f1e89eca94812ff0de819b9a5201f8ddd747004b51d0f1bf8e1d9b32c66db0e69af

  • SSDEEP

    24576:uQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVdeXV:uQZAdVyVT9n/Gg0P+WhogeXV

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
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 9 IoCs

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

  • Drops file in System32 directory 3 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 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f586fa689dfe035a7a90e60034273352bb932474cadaf554e8a5b4b88955cece.exe
    "C:\Users\Admin\AppData\Local\Temp\f586fa689dfe035a7a90e60034273352bb932474cadaf554e8a5b4b88955cece.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1196
    • 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:2192
      • 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:3060
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2616
    • 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
      PID:2620
    • C:\Users\Admin\AppData\Local\Temp\HD_f586fa689dfe035a7a90e60034273352bb932474cadaf554e8a5b4b88955cece.exe
      C:\Users\Admin\AppData\Local\Temp\HD_f586fa689dfe035a7a90e60034273352bb932474cadaf554e8a5b4b88955cece.exe
      2⤵
      • Executes dropped EXE
      PID:2208
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1912
    • 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:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1.4MB

    MD5

    32e4cfc7e53ea122bb8a18943ffcc9e3

    SHA1

    665baaaaae86610a64b4a5617f3c23eeb13d77ea

    SHA256

    770fe76b5f82b95f316533b65698714bc3cf2359bec6f33e82786902aea5e474

    SHA512

    f0af80da6af79939734d06690a2a87b0cac5af6015bf08d33d00d6a2f835dc6ac94038910bee7e6764fa49047ed2997d3d4d84a6e422b8a18550a15b890eabf9

  • \Users\Admin\AppData\Local\Temp\HD_f586fa689dfe035a7a90e60034273352bb932474cadaf554e8a5b4b88955cece.exe

    Filesize

    44KB

    MD5

    c648901695e275c8f2ad04b687a68ce2

    SHA1

    892503b20247b341cfd20dda5fdacfa41527a087

    SHA256

    3fa4912eb43fc304652d7b01f118589259861e2d628fa7c86193e54d5f987670

    SHA512

    4f160d9fd935742c58533004c170601689ad482f0e966d67822638ac4b30b966caf0c0fdf03860e0842c7728f9c915936ed51f77ec85a672289c6513c2383e8f

  • \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\259399102.txt

    Filesize

    50KB

    MD5

    ca92ad4535b8c50426848f6641d59b84

    SHA1

    7fa730db03cdc94b375b47bd6b7c245674e1c242

    SHA256

    4e5e2a705f2e6bf5c7b5f553eaa0c30dfc177d3a617969be1f5f5c893c6324d4

    SHA512

    c4840bfa9d3276712cc07abeecbc033a6914d5aad51311abcd3ac56a155713abf4bcafa4a3d458e3580a28f62c5c6a4b48c8c50a74b69096f4458bc32efbe92e

  • memory/1912-18-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/1912-31-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2192-12-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2192-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2192-8-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2192-5-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2564-32-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2564-39-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2564-79-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB