Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-04-2024 04:45

General

  • Target

    2024-04-23_7b6c67789966b64e1297a7e0483a561b_mafia.exe

  • Size

    316KB

  • MD5

    7b6c67789966b64e1297a7e0483a561b

  • SHA1

    2bae13339c82a11248a77ea15a5a0f195d9c5eac

  • SHA256

    10273b3d575db4b22f7bffc30b1fa34dbb6629b7058761f6203b637b0274f865

  • SHA512

    6864828460415e8751fe46427d205ac8c56110eadc9fc3bfac692501bbab113fdb23c4bbc7ae27e97dc6eb0c30137cb48b6c1d388a1e220ab2a118e4f901287f

  • SSDEEP

    6144:LvmCNMO1UnseVgkV0xwvfxnhLTiusLe1740c:a8M0Unsna5mut40c

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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-23_7b6c67789966b64e1297a7e0483a561b_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-23_7b6c67789966b64e1297a7e0483a561b_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:1968
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:2820
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup ransomware.bit ns2.wowservers.ru
        2⤵
          PID:2760
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup carder.bit ns2.wowservers.ru
          2⤵
            PID:2588
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup ransomware.bit ns1.wowservers.ru
            2⤵
              PID:2632
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup carder.bit ns1.wowservers.ru
              2⤵
                PID:2552
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup ransomware.bit ns2.wowservers.ru
                2⤵
                  PID:2544
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup carder.bit ns2.wowservers.ru
                  2⤵
                    PID:2408
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup ransomware.bit ns1.wowservers.ru
                    2⤵
                      PID:2860
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup carder.bit ns1.wowservers.ru
                      2⤵
                        PID:1908
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup ransomware.bit ns2.wowservers.ru
                        2⤵
                          PID:1520
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup carder.bit ns2.wowservers.ru
                          2⤵
                            PID:1916
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup ransomware.bit ns1.wowservers.ru
                            2⤵
                              PID:1632
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup carder.bit ns1.wowservers.ru
                              2⤵
                                PID:1488
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup ransomware.bit ns2.wowservers.ru
                                2⤵
                                  PID:2448
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup carder.bit ns2.wowservers.ru
                                  2⤵
                                    PID:2556
                                  • C:\Windows\SysWOW64\nslookup.exe
                                    nslookup ransomware.bit ns1.wowservers.ru
                                    2⤵
                                      PID:1976
                                    • C:\Windows\SysWOW64\nslookup.exe
                                      nslookup carder.bit ns1.wowservers.ru
                                      2⤵
                                        PID:2040
                                      • C:\Windows\SysWOW64\nslookup.exe
                                        nslookup ransomware.bit ns2.wowservers.ru
                                        2⤵
                                          PID:1728
                                        • C:\Windows\SysWOW64\nslookup.exe
                                          nslookup carder.bit ns2.wowservers.ru
                                          2⤵
                                            PID:1556
                                          • C:\Windows\SysWOW64\nslookup.exe
                                            nslookup ransomware.bit ns1.wowservers.ru
                                            2⤵
                                              PID:1700
                                            • C:\Windows\SysWOW64\nslookup.exe
                                              nslookup carder.bit ns1.wowservers.ru
                                              2⤵
                                                PID:1468

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • memory/1968-0-0x00000000001B0000-0x00000000001CB000-memory.dmp
                                              Filesize

                                              108KB

                                            • memory/1968-1-0x0000000000400000-0x0000000003B9F000-memory.dmp
                                              Filesize

                                              55.6MB

                                            • memory/1968-3-0x0000000000270000-0x0000000000287000-memory.dmp
                                              Filesize

                                              92KB

                                            • memory/1968-10-0x0000000000400000-0x0000000003B9F000-memory.dmp
                                              Filesize

                                              55.6MB

                                            • memory/1968-12-0x00000000001B0000-0x00000000001CB000-memory.dmp
                                              Filesize

                                              108KB

                                            • memory/1968-13-0x0000000000270000-0x0000000000287000-memory.dmp
                                              Filesize

                                              92KB