Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2023, 07:03

General

  • Target
    4531e904b29a577272454de8f8084d86fbe2903f16c00d2fa63d1ffe5244ecc1.exe
  • Size 77KB
  • Sample230408-hvephacb72
  • SHA256 4531e904b29a577272454de8f8084d86fbe2903f16c00d2fa63d1ffe5244ecc1
  • 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

  • Phorphiex

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

  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4531e904b29a577272454de8f8084d86fbe2903f16c00d2fa63d1ffe5244ecc1.exe
    "C:\Users\Admin\AppData\Local\Temp\4531e904b29a577272454de8f8084d86fbe2903f16c00d2fa63d1ffe5244ecc1.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\wsysrxvcs.exe
      C:\Windows\wsysrxvcs.exe
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of WriteProcessMemory
      PID:4956
      • C:\Users\Admin\AppData\Local\Temp\149697978.exe
        C:\Users\Admin\AppData\Local\Temp\149697978.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2068
        • C:\Windows\wsydrtuac.exe
          C:\Windows\wsydrtuac.exe
          4⤵
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: SetClipboardViewer
          • Suspicious use of WriteProcessMemory
          PID:3108
          • C:\Users\Admin\AppData\Local\Temp\1679522868.exe
            C:\Users\Admin\AppData\Local\Temp\1679522868.exe
            5⤵
            • Executes dropped EXE
            PID:1888
          • C:\Users\Admin\AppData\Local\Temp\2187332809.exe
            C:\Users\Admin\AppData\Local\Temp\2187332809.exe
            5⤵
            • Executes dropped EXE
            PID:628

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        1[1]

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5AN3FZ97\1[1]
        • Size 75KB
        • SHA256 53a5a7408c1e0fb8cf13e55fd0a1c8fa90b7dbd7568a5707c7accd8083c296e6
        • MD5 SHA1 SHA512 SSDEEP

        149697978.exe

        • Path C:\Users\Admin\AppData\Local\Temp\149697978.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        149697978.exe

        • Path C:\Users\Admin\AppData\Local\Temp\149697978.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        1679522868.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1679522868.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        1679522868.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1679522868.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        2187332809.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2187332809.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        2187332809.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2187332809.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        tbnds.dat

        • Path C:\Users\Admin\tbnds.dat
        • Size 4KB
        • SHA256 6dbcaf727bc58648d52e8d622c1b92d61dcb1b7eeb449c9748f983e8453df67c
        • MD5 SHA1 SHA512

        tbnds.dat

        • Path C:\Users\Admin\tbnds.dat
        • Size 4KB
        • SHA256 6dbcaf727bc58648d52e8d622c1b92d61dcb1b7eeb449c9748f983e8453df67c
        • MD5 SHA1 SHA512

        tbnds.dat

        • Path C:\Users\Admin\tbnds.dat
        • Size 4KB
        • SHA256 da954e5b78ae692edcaed2f7a15eda9bede87d6d39d6018e5f925071a2bd27da
        • MD5 SHA1 SHA512

        wsydrtuac.exe

        • Path C:\Windows\wsydrtuac.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        wsydrtuac.exe

        • Path C:\Windows\wsydrtuac.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        wsydrtuac.exe

        • Path C:\Windows\wsydrtuac.exe
        • Size 75KB
        • SHA256 b09663d3fd327fb84cb3aa1ffef1f57916cf1ac0f4c7cc18c6e27ae052e7c5ee
        • MD5 SHA1 SHA512 SSDEEP

        wsysrxvcs.exe

        • Path C:\Windows\wsysrxvcs.exe
        • Size 77KB
        • SHA256 4531e904b29a577272454de8f8084d86fbe2903f16c00d2fa63d1ffe5244ecc1
        • MD5 SHA1 SHA512 SSDEEP

        wsysrxvcs.exe

        • Path C:\Windows\wsysrxvcs.exe
        • Size 77KB
        • SHA256 4531e904b29a577272454de8f8084d86fbe2903f16c00d2fa63d1ffe5244ecc1
        • MD5 SHA1 SHA512 SSDEEP