Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30-03-2024 02:47

General

  • Target

    fb7a9c1ef9b0b7e8316eae65c17bca170cf249709cb8d8855fd22a0b73281970.exe

  • Size

    2.5MB

  • MD5

    aca74bc20ebfb298fc29f0a61de4a73f

  • SHA1

    cef70208c5c687a90bc043c7ce1947d6bac03ee9

  • SHA256

    fb7a9c1ef9b0b7e8316eae65c17bca170cf249709cb8d8855fd22a0b73281970

  • SHA512

    4241c4c9a6540e1a414783be1a9a2d3a602e4f161a761155232b5f5e265fcfb26cee8c3718a7d1589ed3581b7cfbc6e5a4116bc0ef237d875beee55cafe59b84

  • SSDEEP

    49152:dKjMkd5MbJTarRi28O9iCgXTG3j9criID8sBKRqW5RSv6T5WaHtbJaew:fo5MbxaruO0CgUj98iI8mBWjSSTcstbq

Malware Config

Signatures

  • GandCrab payload 18 IoCs
  • Gandcrab

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

  • Detects Reflective DLL injection artifacts 18 IoCs
  • Detects ransomware indicator 2 IoCs
  • Gandcrab Payload 18 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 16 IoCs
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb7a9c1ef9b0b7e8316eae65c17bca170cf249709cb8d8855fd22a0b73281970.exe
    "C:\Users\Admin\AppData\Local\Temp\fb7a9c1ef9b0b7e8316eae65c17bca170cf249709cb8d8855fd22a0b73281970.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookAW
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2680
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:2520
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup ransomware.bit ns2.wowservers.ru
        2⤵
          PID:2504
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup carder.bit ns2.wowservers.ru
          2⤵
            PID:1572
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup ransomware.bit ns1.wowservers.ru
            2⤵
              PID:2096
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup carder.bit ns1.wowservers.ru
              2⤵
                PID:2752
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup ransomware.bit ns2.wowservers.ru
                2⤵
                  PID:1936
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup carder.bit ns2.wowservers.ru
                  2⤵
                    PID:2704
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup ransomware.bit ns1.wowservers.ru
                    2⤵
                      PID:1312
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup carder.bit ns1.wowservers.ru
                      2⤵
                        PID:1664
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup ransomware.bit ns2.wowservers.ru
                        2⤵
                          PID:1092
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup carder.bit ns2.wowservers.ru
                          2⤵
                            PID:1660
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup ransomware.bit ns1.wowservers.ru
                            2⤵
                              PID:1180
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup carder.bit ns1.wowservers.ru
                              2⤵
                                PID:1140
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup ransomware.bit ns2.wowservers.ru
                                2⤵
                                  PID:1188
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup carder.bit ns2.wowservers.ru
                                  2⤵
                                    PID:2600
                                  • C:\Windows\SysWOW64\nslookup.exe
                                    nslookup ransomware.bit ns1.wowservers.ru
                                    2⤵
                                      PID:2372
                                    • C:\Windows\SysWOW64\nslookup.exe
                                      nslookup carder.bit ns1.wowservers.ru
                                      2⤵
                                        PID:1812
                                      • C:\Windows\SysWOW64\nslookup.exe
                                        nslookup ransomware.bit ns2.wowservers.ru
                                        2⤵
                                          PID:2880
                                        • C:\Windows\SysWOW64\nslookup.exe
                                          nslookup carder.bit ns2.wowservers.ru
                                          2⤵
                                            PID:1860
                                          • C:\Windows\SysWOW64\nslookup.exe
                                            nslookup ransomware.bit ns1.wowservers.ru
                                            2⤵
                                              PID:1904
                                            • C:\Windows\SysWOW64\nslookup.exe
                                              nslookup carder.bit ns1.wowservers.ru
                                              2⤵
                                                PID:2944
                                              • C:\Windows\SysWOW64\nslookup.exe
                                                nslookup ransomware.bit ns2.wowservers.ru
                                                2⤵
                                                  PID:900

                                              Network

                                              MITRE ATT&CK Matrix ATT&CK v13

                                              Persistence

                                              Boot or Logon Autostart Execution

                                              1
                                              T1547

                                              Registry Run Keys / Startup Folder

                                              1
                                              T1547.001

                                              Privilege Escalation

                                              Boot or Logon Autostart Execution

                                              1
                                              T1547

                                              Registry Run Keys / Startup Folder

                                              1
                                              T1547.001

                                              Defense Evasion

                                              Modify Registry

                                              1
                                              T1112

                                              Discovery

                                              Query Registry

                                              2
                                              T1012

                                              Peripheral Device Discovery

                                              1
                                              T1120

                                              System Information Discovery

                                              2
                                              T1082

                                              Replay Monitor

                                              Loading Replay Monitor...

                                              Downloads

                                              • memory/2680-0-0x000000007EBD0000-0x000000007EFA1000-memory.dmp
                                                Filesize

                                                3.8MB

                                              • memory/2680-1-0x0000000004660000-0x000000000467B000-memory.dmp
                                                Filesize

                                                108KB

                                              • memory/2680-2-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-4-0x0000000004680000-0x0000000004697000-memory.dmp
                                                Filesize

                                                92KB

                                              • memory/2680-5-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-11-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-12-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-13-0x000000007EBD0000-0x000000007EFA1000-memory.dmp
                                                Filesize

                                                3.8MB

                                              • memory/2680-14-0x0000000004660000-0x000000000467B000-memory.dmp
                                                Filesize

                                                108KB

                                              • memory/2680-15-0x0000000004680000-0x0000000004697000-memory.dmp
                                                Filesize

                                                92KB

                                              • memory/2680-16-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-17-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-18-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-19-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-20-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-21-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-22-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-23-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-24-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-25-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-26-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB

                                              • memory/2680-27-0x0000000000400000-0x0000000004556000-memory.dmp
                                                Filesize

                                                65.3MB