Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    21-02-2024 18:33

General

  • Target

    2024-02-21_51f5118bcde7750987091e4f54db2d30_mafia.exe

  • Size

    300KB

  • MD5

    51f5118bcde7750987091e4f54db2d30

  • SHA1

    9f288a4d2ab7afac63065014a31113dbcf2dd456

  • SHA256

    cf8d86bd751fd4f112a0dc9fe4925fdca2ef5918ae14de9862b80bf2883a1c1e

  • SHA512

    9ce440943476da36874423f233660c53c00b77c0a533501f1f13d04fa244eb6dcfffc5bb88a03ec85e33baae24082928ffc0962419c03165bc22420ca1eb0461

  • SSDEEP

    6144:evEANMO1UnseVgkV0xwvfxnhLTiusLe1740B:xuM0Unsna5mut40B

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\2024-02-21_51f5118bcde7750987091e4f54db2d30_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-21_51f5118bcde7750987091e4f54db2d30_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:2256
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:3028
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup ransomware.bit ns2.wowservers.ru
        2⤵
          PID:2560
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup carder.bit ns2.wowservers.ru
          2⤵
            PID:2628
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup ransomware.bit ns1.wowservers.ru
            2⤵
              PID:2648
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup carder.bit ns1.wowservers.ru
              2⤵
                PID:2444
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup ransomware.bit ns2.wowservers.ru
                2⤵
                  PID:1132
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup carder.bit ns2.wowservers.ru
                  2⤵
                    PID:776
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup ransomware.bit ns1.wowservers.ru
                    2⤵
                      PID:1824
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup carder.bit ns1.wowservers.ru
                      2⤵
                        PID:1932
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup ransomware.bit ns2.wowservers.ru
                        2⤵
                          PID:1748
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup carder.bit ns2.wowservers.ru
                          2⤵
                            PID:268
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup ransomware.bit ns1.wowservers.ru
                            2⤵
                              PID:1736
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup carder.bit ns1.wowservers.ru
                              2⤵
                                PID:2096
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup ransomware.bit ns2.wowservers.ru
                                2⤵
                                  PID:1224
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup carder.bit ns2.wowservers.ru
                                  2⤵
                                    PID:1500
                                  • C:\Windows\SysWOW64\nslookup.exe
                                    nslookup ransomware.bit ns1.wowservers.ru
                                    2⤵
                                      PID:2192
                                    • C:\Windows\SysWOW64\nslookup.exe
                                      nslookup carder.bit ns1.wowservers.ru
                                      2⤵
                                        PID:3036
                                      • C:\Windows\SysWOW64\nslookup.exe
                                        nslookup ransomware.bit ns2.wowservers.ru
                                        2⤵
                                          PID:2132
                                        • C:\Windows\SysWOW64\nslookup.exe
                                          nslookup carder.bit ns2.wowservers.ru
                                          2⤵
                                            PID:2308
                                          • C:\Windows\SysWOW64\nslookup.exe
                                            nslookup ransomware.bit ns1.wowservers.ru
                                            2⤵
                                              PID:1072
                                            • C:\Windows\SysWOW64\nslookup.exe
                                              nslookup carder.bit ns1.wowservers.ru
                                              2⤵
                                                PID:728
                                              • C:\Windows\SysWOW64\nslookup.exe
                                                nslookup ransomware.bit ns2.wowservers.ru
                                                2⤵
                                                  PID:528
                                                • C:\Windows\SysWOW64\nslookup.exe
                                                  nslookup carder.bit ns2.wowservers.ru
                                                  2⤵
                                                    PID:2936

                                                Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                • memory/2256-0-0x0000000000230000-0x000000000024B000-memory.dmp

                                                  Filesize

                                                  108KB

                                                • memory/2256-1-0x0000000000400000-0x0000000003B9B000-memory.dmp

                                                  Filesize

                                                  55.6MB

                                                • memory/2256-3-0x0000000000260000-0x0000000000277000-memory.dmp

                                                  Filesize

                                                  92KB

                                                • memory/2256-10-0x0000000000400000-0x0000000003B9B000-memory.dmp

                                                  Filesize

                                                  55.6MB

                                                • memory/2256-12-0x0000000000230000-0x000000000024B000-memory.dmp

                                                  Filesize

                                                  108KB

                                                • memory/2256-13-0x0000000000260000-0x0000000000277000-memory.dmp

                                                  Filesize

                                                  92KB