Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24/03/2024, 06:54

General

  • Target

    2024-03-24_cf9d9b77e54454b72e5a256d2991682a_mafia.exe

  • Size

    316KB

  • MD5

    cf9d9b77e54454b72e5a256d2991682a

  • SHA1

    c8da50f27ae20954a3a3042fb85d90d2fe5df4b5

  • SHA256

    f75bc7022fea1ee8747c049cc71b9106abbd6745817d4d08db08230a88379fd4

  • SHA512

    fa949ce4408cdaa70764299ae7913383bca72379f0f5d6d6c548d706d5a6337abf5068d656236bf3b4c970df92f44446dbfe995fb9e0b4289f55e7ee4613d48c

  • SSDEEP

    6144:UvExNMO1UnseVgkV0xwvfxnhLTiusLe1740/:DTM0Unsna5mut40/

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\2024-03-24_cf9d9b77e54454b72e5a256d2991682a_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-24_cf9d9b77e54454b72e5a256d2991682a_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:1896
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:2884
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup ransomware.bit ns2.wowservers.ru
        2⤵
          PID:2636
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup carder.bit ns2.wowservers.ru
          2⤵
            PID:2580
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup ransomware.bit ns1.wowservers.ru
            2⤵
              PID:2708
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup carder.bit ns1.wowservers.ru
              2⤵
                PID:1156
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup ransomware.bit ns2.wowservers.ru
                2⤵
                  PID:2432
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup carder.bit ns2.wowservers.ru
                  2⤵
                    PID:2796
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup ransomware.bit ns1.wowservers.ru
                    2⤵
                      PID:1120
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup carder.bit ns1.wowservers.ru
                      2⤵
                        PID:772
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup ransomware.bit ns2.wowservers.ru
                        2⤵
                          PID:2736
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup carder.bit ns2.wowservers.ru
                          2⤵
                            PID:2792
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup ransomware.bit ns1.wowservers.ru
                            2⤵
                              PID:1488
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup carder.bit ns1.wowservers.ru
                              2⤵
                                PID:844
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup ransomware.bit ns2.wowservers.ru
                                2⤵
                                  PID:2828
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup carder.bit ns2.wowservers.ru
                                  2⤵
                                    PID:2116
                                  • C:\Windows\SysWOW64\nslookup.exe
                                    nslookup ransomware.bit ns1.wowservers.ru
                                    2⤵
                                      PID:1548
                                    • C:\Windows\SysWOW64\nslookup.exe
                                      nslookup carder.bit ns1.wowservers.ru
                                      2⤵
                                        PID:1176
                                      • C:\Windows\SysWOW64\nslookup.exe
                                        nslookup ransomware.bit ns2.wowservers.ru
                                        2⤵
                                          PID:2920
                                        • C:\Windows\SysWOW64\nslookup.exe
                                          nslookup carder.bit ns2.wowservers.ru
                                          2⤵
                                            PID:1920
                                          • C:\Windows\SysWOW64\nslookup.exe
                                            nslookup ransomware.bit ns1.wowservers.ru
                                            2⤵
                                              PID:948
                                            • C:\Windows\SysWOW64\nslookup.exe
                                              nslookup carder.bit ns1.wowservers.ru
                                              2⤵
                                                PID:1960
                                              • C:\Windows\SysWOW64\nslookup.exe
                                                nslookup ransomware.bit ns2.wowservers.ru
                                                2⤵
                                                  PID:2052

                                              Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

                                                    Loading Replay Monitor...

                                                    Downloads

                                                    • memory/1896-0-0x0000000000220000-0x000000000023B000-memory.dmp

                                                      Filesize

                                                      108KB

                                                    • memory/1896-1-0x0000000000400000-0x0000000003B9F000-memory.dmp

                                                      Filesize

                                                      55.6MB

                                                    • memory/1896-2-0x0000000000240000-0x0000000000257000-memory.dmp

                                                      Filesize

                                                      92KB

                                                    • memory/1896-9-0x0000000000400000-0x0000000003B9F000-memory.dmp

                                                      Filesize

                                                      55.6MB

                                                    • memory/1896-11-0x0000000000220000-0x000000000023B000-memory.dmp

                                                      Filesize

                                                      108KB

                                                    • memory/1896-12-0x0000000000240000-0x0000000000257000-memory.dmp

                                                      Filesize

                                                      92KB