Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2024, 18:10

General

  • Target
    fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51.exe
  • Size 2.1MB
  • Sample240308-wr6kpsdd34
  • SHA256 fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • phorphiex

C2
  • http://185.215.113.66/

Wallets
  • 0xAa3ea4838e8E3F6a1922c6B67E3cD6efD1ff175b

  • THRUoPK7oYqF7YyKZJvPYwTH35JsPZVPto

  • 1Hw9tx4KyTq4oRoLVhPb4hjDJcLhEa4Tn6

  • qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

  • XtxFdsKkRN3oVDXtN2ipcHeNi87basT2sL

  • LXMNcn9D8FQKzGNLjdSyR9dEM8Rsh9NzyX

  • rwn7tb5KQjXEjH42GgdHWHec5PPhVgqhSH

  • ARML6g7zynrwUHJbFJCCzMPiysUFXYBGgQ

  • 48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg

  • 3PL7YCa4akNYzuScqQwiSbtTP9q9E9PLreC

  • 3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

  • D9AJWrbYsidS9rAU146ifLRu1fzX9oQYSH

  • t1gvVWHnjbGTsoWXEyoTFojc2GqEzBgvbEn

  • bnb1cgttf7t5hu7ud3c436ufhcmy59qnkd09adqczd

  • bc1q0fusmmgycnhsd5cadsuz2hk8d4maausjfjypqg

  • bitcoincash:qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

  • GAUCC7ZBSU2KJMHXOZD6AP5LOBGKNDPCDNRYP2CO2ACR63YCSUBNT5QE

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Phorphiex

    Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

  • Phorphiex payload 1 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Downloads MZ/PE file
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51.exe
    "C:\Users\Admin\AppData\Local\Temp\fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Users\Admin\AppData\Local\Temp\look2.exe
      C:\Users\Admin\AppData\Local\Temp\\look2.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:4360
    • C:\Users\Admin\AppData\Local\Temp\HD_fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51.exe
      C:\Users\Admin\AppData\Local\Temp\HD_fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1756
      • C:\Users\Admin\AppData\Local\Temp\32A9.exe
        "C:\Users\Admin\AppData\Local\Temp\32A9.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3888
        • C:\Users\Admin\AppData\Local\Temp\1695011162.exe
          C:\Users\Admin\AppData\Local\Temp\1695011162.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Adds Run key to start application
          • Drops file in Windows directory
          • Suspicious use of WriteProcessMemory
          PID:2496
          • C:\Users\Admin\AppData\Local\Temp\907315795.exe
            C:\Users\Admin\AppData\Local\Temp\907315795.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious behavior: SetClipboardViewer
            PID:1996
          • C:\Users\Admin\AppData\Local\Temp\73207417.exe
            C:\Users\Admin\AppData\Local\Temp\73207417.exe
            5⤵
            • Executes dropped EXE
            PID:3960
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "svchcst"
    1⤵
      PID:760
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "svchcst"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4780
      • C:\Windows\SysWOW64\svchcst.exe
        C:\Windows\system32\svchcst.exe "c:\windows\system32\240595437.bat",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1500

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          1695011162.exe

          • Path C:\Users\Admin\AppData\Local\Temp\1695011162.exe
          • Size 84KB
          • SHA256 98fb81423a107a5359e5fc86f1c4d81ff2d4bc73b79f55a5bf827fdb8e620c54
          • MD5 SHA1 SHA512 SSDEEP

          32A9.exe

          • Path C:\Users\Admin\AppData\Local\Temp\32A9.exe
          • Size 9KB
          • SHA256 e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab
          • MD5 SHA1 SHA512 SSDEEP

          73207417.exe

          • Path C:\Users\Admin\AppData\Local\Temp\73207417.exe
          • Size 84KB
          • SHA256 93f3f99a6d6dc69b907a3da8596bd850c1e3ce53be9bf1c6edfdb00e90579e6f
          • MD5 SHA1 SHA512 SSDEEP

          907315795.exe

          • Path C:\Users\Admin\AppData\Local\Temp\907315795.exe
          • Size 23KB
          • SHA256 84daa9d52f759af343741880a3b66a3abb886310de7f552743d99e69741c6450
          • MD5 SHA1 SHA512 SSDEEP

          HD_X.dat

          • Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
          • Size 1.5MB
          • SHA256 4bde0ed0972f399efe2488ca6bd8a8ae3bd8013e24bec254ef60251c01dbf1e4
          • MD5 SHA1 SHA512 SSDEEP

          HD_fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51.exe

          • Path C:\Users\Admin\AppData\Local\Temp\HD_fd2d426e4099e2627fc76e7d7064d190a3c22b9aa893cc7b79229f731384ea51.exe
          • Size 600KB
          • SHA256 c4ceb143600044609e0f83cbf1c795a4a04b843faed38245f0fdb48da683c321
          • MD5 SHA1 SHA512 SSDEEP

          look2.exe

          • Path C:\Users\Admin\AppData\Local\Temp\look2.exe
          • Size 337KB
          • SHA256 86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
          • MD5 SHA1 SHA512 SSDEEP

          240595437.bat

          • Path C:\Windows\SysWOW64\240595437.bat
          • Size 51KB
          • SHA256 21ef4f4e501d6968a87a616ae4dba3a31fc0064ded7c830d2802a06afa99deb0
          • MD5 SHA1 SHA512 SSDEEP

          svchcst.exe

          • Path C:\Windows\SysWOW64\svchcst.exe
          • Size 60KB
          • SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
          • MD5 SHA1 SHA512 SSDEEP