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
    465s
  • max time network
    466s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 8 IoCs
  • Windows security modification 2 TTPs 28 IoCs
  • Adds Run key to start application 2 TTPs 7 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 36 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:4180
    • C:\2170248923561\dwm.exe
      C:\2170248923561\dwm.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:5008
      • C:\Users\Admin\AppData\Local\Temp\1102917262.exe
        C:\Users\Admin\AppData\Local\Temp\1102917262.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3920
        • C:\Windows\sylsplvc.exe
          C:\Windows\sylsplvc.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:2132
          • C:\Users\Admin\AppData\Local\Temp\336738194.exe
            C:\Users\Admin\AppData\Local\Temp\336738194.exe
            5⤵
            • Modifies security service
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            PID:2672
            • C:\Users\Admin\AppData\Local\Temp\1264315939.exe
              C:\Users\Admin\AppData\Local\Temp\1264315939.exe
              6⤵
                PID:3104
              • C:\Users\Admin\AppData\Local\Temp\107026337.exe
                C:\Users\Admin\AppData\Local\Temp\107026337.exe
                6⤵
                  PID:680
                • C:\Users\Admin\AppData\Local\Temp\543810920.exe
                  C:\Users\Admin\AppData\Local\Temp\543810920.exe
                  6⤵
                  • Suspicious use of WriteProcessMemory
                  PID:3644
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                    7⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4084
                    • C:\Windows\SysWOW64\shutdown.exe
                      shutdown /r /f
                      8⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:4412
              • C:\Users\Admin\AppData\Local\Temp\2397433757.exe
                C:\Users\Admin\AppData\Local\Temp\2397433757.exe
                5⤵
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Adds Run key to start application
                • Drops file in Windows directory
                PID:760
              • C:\Users\Admin\AppData\Local\Temp\243576490.exe
                C:\Users\Admin\AppData\Local\Temp\243576490.exe
                5⤵
                • Checks computer location settings
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:2684
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c shutdown /r /f
                  6⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1672
                  • C:\Windows\SysWOW64\shutdown.exe
                    shutdown /r /f
                    7⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4660
          • C:\Users\Admin\AppData\Local\Temp\1955910716.exe
            C:\Users\Admin\AppData\Local\Temp\1955910716.exe
            3⤵
            • Executes dropped EXE
            PID:1420
          • C:\Users\Admin\AppData\Local\Temp\2705433144.exe
            C:\Users\Admin\AppData\Local\Temp\2705433144.exe
            3⤵
            • Executes dropped EXE
            PID:1464
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1464 -s 224
              4⤵
              • Program crash
              PID:2624
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1464 -ip 1464
        1⤵
          PID:4484
        • C:\Windows\system32\LogonUI.exe
          "LogonUI.exe" /flags:0x4 /state0:0xa3906055 /state1:0x41c64e6d
          1⤵
          • Modifies data under HKEY_USERS
          • Suspicious use of SetWindowsHookEx
          PID:1208

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              dwm.exe

              • Path C:\2170248923561\dwm.exe
              • Size 100KB
              • SHA256 714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2
              • MD5 SHA1 SHA512 SSDEEP

              cc33[1]

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2TBNCCOL\cc33[1]
              • Size 80KB
              • SHA256 ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481
              • MD5 SHA1 SHA512 SSDEEP

              1102917262.exe

              • Path C:\Users\Admin\AppData\Local\Temp\1102917262.exe
              • Size 79KB
              • SHA256 3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879
              • MD5 SHA1 SHA512 SSDEEP

              1955910716.exe

              • Path C:\Users\Admin\AppData\Local\Temp\1955910716.exe
              • Size 79KB
              • SHA256 937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b
              • MD5 SHA1 SHA512 SSDEEP

              2397433757.exe

              • Path C:\Users\Admin\AppData\Local\Temp\2397433757.exe
              • Size 14KB
              • SHA256 baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa
              • MD5 SHA1 SHA512 SSDEEP

              243576490.exe

              • Path C:\Users\Admin\AppData\Local\Temp\243576490.exe
              • Size 8KB
              • SHA256 4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578
              • MD5 SHA1 SHA512 SSDEEP

              2705433144.exe

              • Path C:\Users\Admin\AppData\Local\Temp\2705433144.exe
              • Size 10KB
              • SHA256 9e23519dcba9b33fa60dc2f8ae506586937e9fcad131363fd724a376c924c1d9
              • MD5 SHA1 SHA512 SSDEEP

              336738194.exe

              • Path C:\Users\Admin\AppData\Local\Temp\336738194.exe
              • Size 81KB
              • SHA256 2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b
              • MD5 SHA1 SHA512 SSDEEP

              tbnds.dat

              • Path C:\Users\Admin\tbnds.dat
              • Size 3KB
              • SHA256 96ac186bd3b186abacfb6af72e945de2c8794466ecf6c31020a56a0ed12c2494
              • MD5 SHA1 SHA512