Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-03-2024 05:50

General

  • Target

    2024-03-11_9c52ff48234ac7d24894ea773d8a121f_mafia.exe

  • Size

    316KB

  • MD5

    9c52ff48234ac7d24894ea773d8a121f

  • SHA1

    fd22932d3cd200282d9d6b9da604aae4c8d9cf6d

  • SHA256

    d08f88d1ad0af0cb0fd7c985e7f18129a3c17fbed6b93ecd05d5a72fe9243956

  • SHA512

    050868c6ab24908454f95c83f36c32b1a373de270d5889e5c3dbfa9fe2093a9de7130cc4204ee9b79769716b58c253e2a575c23f3255d4cbf519b269c3471fcb

  • SSDEEP

    6144:/vExNMO1UnseVgkV0xwvfxnhLTiusLe1740/:UTM0Unsna5mut40/

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\2024-03-11_9c52ff48234ac7d24894ea773d8a121f_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-11_9c52ff48234ac7d24894ea773d8a121f_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:2864
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:2052
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup ransomware.bit ns2.wowservers.ru
        2⤵
          PID:2716
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup carder.bit ns2.wowservers.ru
          2⤵
            PID:2472
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup ransomware.bit ns1.wowservers.ru
            2⤵
              PID:548
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup carder.bit ns1.wowservers.ru
              2⤵
                PID:2908
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup ransomware.bit ns2.wowservers.ru
                2⤵
                  PID:2484
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup carder.bit ns2.wowservers.ru
                  2⤵
                    PID:1964
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup ransomware.bit ns1.wowservers.ru
                    2⤵
                      PID:1640
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup carder.bit ns1.wowservers.ru
                      2⤵
                        PID:376
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup ransomware.bit ns2.wowservers.ru
                        2⤵
                          PID:2404
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup carder.bit ns2.wowservers.ru
                          2⤵
                            PID:1780
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup ransomware.bit ns1.wowservers.ru
                            2⤵
                              PID:876
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup carder.bit ns1.wowservers.ru
                              2⤵
                                PID:2848
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup ransomware.bit ns2.wowservers.ru
                                2⤵
                                  PID:1096
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup carder.bit ns2.wowservers.ru
                                  2⤵
                                    PID:1496
                                  • C:\Windows\SysWOW64\nslookup.exe
                                    nslookup ransomware.bit ns1.wowservers.ru
                                    2⤵
                                      PID:1788
                                    • C:\Windows\SysWOW64\nslookup.exe
                                      nslookup carder.bit ns1.wowservers.ru
                                      2⤵
                                        PID:852
                                      • C:\Windows\SysWOW64\nslookup.exe
                                        nslookup ransomware.bit ns2.wowservers.ru
                                        2⤵
                                          PID:292
                                        • C:\Windows\SysWOW64\nslookup.exe
                                          nslookup carder.bit ns2.wowservers.ru
                                          2⤵
                                            PID:1632

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • memory/2864-0-0x0000000000220000-0x000000000023B000-memory.dmp

                                          Filesize

                                          108KB

                                        • memory/2864-1-0x0000000000400000-0x0000000003B9F000-memory.dmp

                                          Filesize

                                          55.6MB

                                        • memory/2864-2-0x0000000000240000-0x0000000000257000-memory.dmp

                                          Filesize

                                          92KB

                                        • memory/2864-9-0x0000000000400000-0x0000000003B9F000-memory.dmp

                                          Filesize

                                          55.6MB

                                        • memory/2864-11-0x0000000000220000-0x000000000023B000-memory.dmp

                                          Filesize

                                          108KB

                                        • memory/2864-12-0x0000000000240000-0x0000000000257000-memory.dmp

                                          Filesize

                                          92KB