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
    509s
  • max time network
    509s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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 11 IoCs
  • Loads dropped DLL 17 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).

  • Program crash 1 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
    "C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2984
    • C:\7789215964245\dwm.exe
      C:\7789215964245\dwm.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Users\Admin\AppData\Local\Temp\1664029329.exe
        C:\Users\Admin\AppData\Local\Temp\1664029329.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2896
        • C:\Windows\sylsplvc.exe
          C:\Windows\sylsplvc.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Loads dropped DLL
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:680
          • C:\Users\Admin\AppData\Local\Temp\112396011.exe
            C:\Users\Admin\AppData\Local\Temp\112396011.exe
            5⤵
            • Modifies security service
            • Windows security bypass
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious behavior: SetClipboardViewer
            • Suspicious use of WriteProcessMemory
            PID:2264
            • C:\Users\Admin\AppData\Local\Temp\2634413488.exe
              C:\Users\Admin\AppData\Local\Temp\2634413488.exe
              6⤵
              • Executes dropped EXE
              PID:1620
            • C:\Users\Admin\AppData\Local\Temp\264943847.exe
              C:\Users\Admin\AppData\Local\Temp\264943847.exe
              6⤵
              • Executes dropped EXE
              PID:1636
            • C:\Users\Admin\AppData\Local\Temp\243678372.exe
              C:\Users\Admin\AppData\Local\Temp\243678372.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:2948
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:1680
                • C:\Windows\SysWOW64\shutdown.exe
                  shutdown /r /f
                  8⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:384
          • C:\Users\Admin\AppData\Local\Temp\2013131430.exe
            C:\Users\Admin\AppData\Local\Temp\2013131430.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            PID:3048
          • C:\Users\Admin\AppData\Local\Temp\129014101.exe
            C:\Users\Admin\AppData\Local\Temp\129014101.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2992
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c shutdown /r /f
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3024
              • C:\Windows\SysWOW64\shutdown.exe
                shutdown /r /f
                7⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2916
      • C:\Users\Admin\AppData\Local\Temp\1381310365.exe
        C:\Users\Admin\AppData\Local\Temp\1381310365.exe
        3⤵
        • Executes dropped EXE
        PID:1716
      • C:\Users\Admin\AppData\Local\Temp\1970731066.exe
        C:\Users\Admin\AppData\Local\Temp\1970731066.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2252
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 80
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:1344
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0
    1⤵
      PID:852
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x1
      1⤵
        PID:2608

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            2[1]

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B1014REI\2[1]
            • Size 14KB
            • SHA256 4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828
            • MD5 SHA1 SHA512 SSDEEP

            cc33[1]

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B1014REI\cc33[1]
            • Size 80KB
            • SHA256 ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481
            • MD5 SHA1 SHA512 SSDEEP

            1[1]

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\EDQW9R5V\1[1]
            • Size 81KB
            • SHA256 7f4f76bd8fa91a71ce7999f9bbd0f7a63ca82d4e96b4d99cfad98edde1d85450
            • MD5 SHA1 SHA512 SSDEEP

            5[1]

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\EDQW9R5V\5[1]
            • Size 8KB
            • SHA256 5ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200
            • MD5 SHA1 SHA512 SSDEEP

            tbtnds.dat

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

            dwm.exe

            • Path \7789215964245\dwm.exe
            • Size 100KB
            • SHA256 714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2
            • MD5 SHA1 SHA512 SSDEEP

            112396011.exe

            • Path \Users\Admin\AppData\Local\Temp\112396011.exe
            • Size 81KB
            • SHA256 2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b
            • MD5 SHA1 SHA512 SSDEEP

            129014101.exe

            • Path \Users\Admin\AppData\Local\Temp\129014101.exe
            • Size 8KB
            • SHA256 4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578
            • MD5 SHA1 SHA512 SSDEEP

            1381310365.exe

            • Path \Users\Admin\AppData\Local\Temp\1381310365.exe
            • Size 79KB
            • SHA256 937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b
            • MD5 SHA1 SHA512 SSDEEP

            1664029329.exe

            • Path \Users\Admin\AppData\Local\Temp\1664029329.exe
            • Size 79KB
            • SHA256 3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879
            • MD5 SHA1 SHA512 SSDEEP

            1970731066.exe

            • Path \Users\Admin\AppData\Local\Temp\1970731066.exe
            • Size 10KB
            • SHA256 9e23519dcba9b33fa60dc2f8ae506586937e9fcad131363fd724a376c924c1d9
            • MD5 SHA1 SHA512 SSDEEP

            2013131430.exe

            • Path \Users\Admin\AppData\Local\Temp\2013131430.exe
            • Size 14KB
            • SHA256 baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa
            • MD5 SHA1 SHA512 SSDEEP

            memory/852-127-0x0000000002D90000-0x0000000002D91000-memory.dmp

            memory/2608-128-0x0000000002AB0000-0x0000000002AB1000-memory.dmp