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Analysis

  • max time kernel
    161s
  • max time network
    170s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/03/2024, 22:24

General

  • Target

    2024-03-07_17864ad5e0e4e7f45bd1a29bd654f64b_mafia.exe

  • Size

    325KB

  • MD5

    17864ad5e0e4e7f45bd1a29bd654f64b

  • SHA1

    b97fc772ef9524d6772bf0d1b41ee1322bf0fd99

  • SHA256

    e72187199171888f54c9f8db8e23171d4798bcb88207947400541eaf71def255

  • SHA512

    80ebb266eb378c5438c770066e85b165e5a305137837787d7bb62dafee39385f1a8c898dc9a53fea9803e6fca6e88847890b750a90686c96dd9ce84089d2aa75

  • SSDEEP

    6144:L5OGTnncBQmBCjTlOgLA3tjp7OEyXk0Lk3dgvXr:9BTwrBCjTcgLA33aEyUak3dgvb

Malware Config

Signatures

  • GandCrab payload 4 IoCs
  • Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

  • Detects Reflective DLL injection artifacts 4 IoCs
  • Detects ransomware indicator 2 IoCs
  • Gandcrab Payload 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookAW 64 IoCs
  • Suspicious use of WriteProcessMemory 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-07_17864ad5e0e4e7f45bd1a29bd654f64b_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-07_17864ad5e0e4e7f45bd1a29bd654f64b_mafia.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookAW
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:2344
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup ransomware.bit ns2.wowservers.ru
        2⤵
          PID:3032
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup carder.bit ns2.wowservers.ru
          2⤵
            PID:2748
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup ransomware.bit ns1.wowservers.ru
            2⤵
              PID:324
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup carder.bit ns1.wowservers.ru
              2⤵
                PID:1824
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup ransomware.bit ns2.wowservers.ru
                2⤵
                  PID:1968
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup carder.bit ns2.wowservers.ru
                  2⤵
                    PID:824
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup ransomware.bit ns1.wowservers.ru
                    2⤵
                      PID:2824
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup carder.bit ns1.wowservers.ru
                      2⤵
                        PID:1208
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup ransomware.bit ns2.wowservers.ru
                        2⤵
                          PID:1532
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup carder.bit ns2.wowservers.ru
                          2⤵
                            PID:2056
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup ransomware.bit ns1.wowservers.ru
                            2⤵
                              PID:2400
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup carder.bit ns1.wowservers.ru
                              2⤵
                                PID:1048
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup ransomware.bit ns2.wowservers.ru
                                2⤵
                                  PID:1880

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • memory/3004-0-0x0000000000220000-0x000000000023B000-memory.dmp

                                Filesize

                                108KB

                              • memory/3004-1-0x0000000000400000-0x0000000003BA2000-memory.dmp

                                Filesize

                                55.6MB

                              • memory/3004-2-0x0000000000260000-0x0000000000277000-memory.dmp

                                Filesize

                                92KB

                              • memory/3004-9-0x0000000000400000-0x0000000003BA2000-memory.dmp

                                Filesize

                                55.6MB

                              • memory/3004-11-0x0000000000220000-0x000000000023B000-memory.dmp

                                Filesize

                                108KB

                              • memory/3004-12-0x0000000000260000-0x0000000000277000-memory.dmp

                                Filesize

                                92KB