Resubmissions

18/04/2024, 11:51

240418-n1frmscd2210

18/04/2024, 11:51

240418-n1dmaadd8y10

18/04/2024, 11:51

240418-n1cpzscc9510

18/04/2024, 11:51

240418-n1b4fscc9210

18/04/2024, 11:51

240418-n1a66acc8510

18/04/2024, 10:01

240418-l19nlsbb3110

Analysis

  • max time kernel
    484s
  • max time network
    494s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    18/04/2024, 11:51

Errors

Reason
Machine shutdown

General

  • Target
    714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
  • Size 100KB
  • Sample240418-n1frmscd22
  • SHA256 714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2
  • 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

  • Modifies security service 2 TTPs 1 IoCs
  • 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 24 IoCs
  • Executes dropped EXE 10 IoCs
  • Windows security modification 2 TTPs 28 IoCs
  • Adds Run key to start application 2 TTPs 7 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
    "C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1300
    • C:\5881256330074\dwm.exe
      C:\5881256330074\dwm.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:1620
      • C:\Users\Admin\AppData\Local\Temp\2197930426.exe
        C:\Users\Admin\AppData\Local\Temp\2197930426.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1556
        • C:\Windows\sylsplvc.exe
          C:\Windows\sylsplvc.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:4896
          • C:\Users\Admin\AppData\Local\Temp\1905427859.exe
            C:\Users\Admin\AppData\Local\Temp\1905427859.exe
            5⤵
            • Modifies security service
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious behavior: SetClipboardViewer
            • Suspicious use of WriteProcessMemory
            PID:3544
            • C:\Users\Admin\AppData\Local\Temp\311685285.exe
              C:\Users\Admin\AppData\Local\Temp\311685285.exe
              6⤵
              • Executes dropped EXE
              PID:2208
            • C:\Users\Admin\AppData\Local\Temp\1036530237.exe
              C:\Users\Admin\AppData\Local\Temp\1036530237.exe
              6⤵
              • Executes dropped EXE
              PID:1772
            • C:\Users\Admin\AppData\Local\Temp\79461795.exe
              C:\Users\Admin\AppData\Local\Temp\79461795.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:3084
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:4292
                • C:\Windows\SysWOW64\shutdown.exe
                  shutdown /r /f
                  8⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1900
          • C:\Users\Admin\AppData\Local\Temp\1481320347.exe
            C:\Users\Admin\AppData\Local\Temp\1481320347.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            PID:224
          • C:\Users\Admin\AppData\Local\Temp\1055431462.exe
            C:\Users\Admin\AppData\Local\Temp\1055431462.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:796
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c shutdown /r /f
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3068
              • C:\Windows\SysWOW64\shutdown.exe
                shutdown /r /f
                7⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2708
      • C:\Users\Admin\AppData\Local\Temp\1108136873.exe
        C:\Users\Admin\AppData\Local\Temp\1108136873.exe
        3⤵
        • Executes dropped EXE
        PID:3340
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0 /state0:0xa3ae5055 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:4160

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        dwm.exe

        • Path C:\5881256330074\dwm.exe
        • Size 100KB
        • SHA256 714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2
        • MD5 SHA1 SHA512 SSDEEP

        2[1]

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1K258MJC\2[1]
        • Size 14KB
        • SHA256 4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828
        • MD5 SHA1 SHA512 SSDEEP

        1[1]

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H4TB8HC6\1[1]
        • Size 81KB
        • SHA256 7f4f76bd8fa91a71ce7999f9bbd0f7a63ca82d4e96b4d99cfad98edde1d85450
        • MD5 SHA1 SHA512 SSDEEP

        5[1]

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H4TB8HC6\5[1]
        • Size 8KB
        • SHA256 5ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200
        • MD5 SHA1 SHA512 SSDEEP

        1055431462.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1055431462.exe
        • Size 8KB
        • SHA256 4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578
        • MD5 SHA1 SHA512 SSDEEP

        1108136873.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1108136873.exe
        • Size 79KB
        • SHA256 937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b
        • MD5 SHA1 SHA512 SSDEEP

        1481320347.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1481320347.exe
        • Size 14KB
        • SHA256 baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa
        • MD5 SHA1 SHA512 SSDEEP

        1905427859.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1905427859.exe
        • Size 81KB
        • SHA256 2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b
        • MD5 SHA1 SHA512 SSDEEP

        2197930426.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2197930426.exe
        • Size 79KB
        • SHA256 3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879
        • MD5 SHA1 SHA512 SSDEEP

        tbnds.dat

        • Path C:\Users\Admin\tbnds.dat
        • Size 3KB
        • SHA256 f5de131467ccb5a30ec42c9fd092fb186d2d1fe3fa29be22a26dad30560686d8
        • MD5 SHA1 SHA512

        tbtnds.dat

        • Path C:\Users\Admin\tbtnds.dat
        • Size 4KB
        • SHA256 bfcb5f4589729deeeb57b92842933b144322a672cfe3ce11586f1aec83472781
        • MD5 SHA1 SHA512