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
    150s
  • max time network
    150s
  • 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

General

  • Target
    714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
  • Size 100KB
  • Sample240418-n1a66acc85
  • 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 9 IoCs
  • Loads dropped DLL 12 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
  • Suspicious behavior: SetClipboardViewer 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⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\13993579129309\dwm.exe
      C:\13993579129309\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\2029210617.exe
        C:\Users\Admin\AppData\Local\Temp\2029210617.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2760
        • 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:1492
          • C:\Users\Admin\AppData\Local\Temp\302731410.exe
            C:\Users\Admin\AppData\Local\Temp\302731410.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:2836
            • C:\Users\Admin\AppData\Local\Temp\19249292.exe
              C:\Users\Admin\AppData\Local\Temp\19249292.exe
              6⤵
              • Executes dropped EXE
              PID:1104
            • C:\Users\Admin\AppData\Local\Temp\1020932471.exe
              C:\Users\Admin\AppData\Local\Temp\1020932471.exe
              6⤵
              • Executes dropped EXE
              PID:1196
          • C:\Users\Admin\AppData\Local\Temp\645927237.exe
            C:\Users\Admin\AppData\Local\Temp\645927237.exe
            5⤵
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Adds Run key to start application
            • Drops file in Windows directory
            PID:1808
          • C:\Users\Admin\AppData\Local\Temp\475132778.exe
            C:\Users\Admin\AppData\Local\Temp\475132778.exe
            5⤵
            • Executes dropped EXE
            PID:2660
      • C:\Users\Admin\AppData\Local\Temp\3983615681.exe
        C:\Users\Admin\AppData\Local\Temp\3983615681.exe
        3⤵
        • Executes dropped EXE
        PID:988

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        2[1]

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\8ADCJI8Z\2[1]
        • Size 14KB
        • SHA256 4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828
        • MD5 SHA1 SHA512 SSDEEP

        1[1]

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9ZQLLOZN\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\9ZQLLOZN\5[1]
        • Size 8KB
        • SHA256 5ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200
        • MD5 SHA1 SHA512 SSDEEP

        dwm.exe

        • Path \13993579129309\dwm.exe
        • Size 100KB
        • SHA256 714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2
        • MD5 SHA1 SHA512 SSDEEP

        2029210617.exe

        • Path \Users\Admin\AppData\Local\Temp\2029210617.exe
        • Size 79KB
        • SHA256 3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879
        • MD5 SHA1 SHA512 SSDEEP

        302731410.exe

        • Path \Users\Admin\AppData\Local\Temp\302731410.exe
        • Size 81KB
        • SHA256 2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b
        • MD5 SHA1 SHA512 SSDEEP

        3983615681.exe

        • Path \Users\Admin\AppData\Local\Temp\3983615681.exe
        • Size 79KB
        • SHA256 937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b
        • MD5 SHA1 SHA512 SSDEEP

        475132778.exe

        • Path \Users\Admin\AppData\Local\Temp\475132778.exe
        • Size 8KB
        • SHA256 4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578
        • MD5 SHA1 SHA512 SSDEEP

        645927237.exe

        • Path \Users\Admin\AppData\Local\Temp\645927237.exe
        • Size 14KB
        • SHA256 baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa
        • MD5 SHA1 SHA512 SSDEEP