Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    02-07-2024 23:35

General

  • Target

    1c2e26e5c896f7aff902694d4253f1a08b4a46a62e3b6290dfa9d87e8b5d2256.exe

  • Size

    61KB

  • MD5

    59ed2e7bbea3ae874ac576710c9ac030

  • SHA1

    1a15e360d1c9531968f778f081d7012cfde5d3d3

  • SHA256

    1c2e26e5c896f7aff902694d4253f1a08b4a46a62e3b6290dfa9d87e8b5d2256

  • SHA512

    6af1fa504dee85cec1a088c00a1732df10a1c79e1372fe156dd6968dcc5cf2757c11ff36bd91528794f909292c9d9d36f39dfe0bed02e52e9c33fe353192a1da

  • SSDEEP

    768:wIhkrfEHkPYixQ8eLt80aO6eeoeU0jYB3LCJxNJzdZW/lIsZ7ykcZS:wCkLEHkQ/QO6eey72JxzsZ7yw

Malware Config

Signatures

  • GandCrab payload 14 IoCs
  • Gandcrab

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

  • UPX packed file 15 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c2e26e5c896f7aff902694d4253f1a08b4a46a62e3b6290dfa9d87e8b5d2256.exe
    "C:\Users\Admin\AppData\Local\Temp\1c2e26e5c896f7aff902694d4253f1a08b4a46a62e3b6290dfa9d87e8b5d2256.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
        PID:1852
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup emsisoft.bit dns1.soprodns.ru
        2⤵
          PID:2612
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup gandcrab.bit dns1.soprodns.ru
          2⤵
            PID:2572
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup nomoreransom.bit dns1.soprodns.ru
            2⤵
              PID:1016
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup emsisoft.bit dns1.soprodns.ru
              2⤵
                PID:2692
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup gandcrab.bit dns1.soprodns.ru
                2⤵
                  PID:1780
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup nomoreransom.bit dns1.soprodns.ru
                  2⤵
                    PID:2356
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup emsisoft.bit dns1.soprodns.ru
                    2⤵
                      PID:1824
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup gandcrab.bit dns1.soprodns.ru
                      2⤵
                        PID:2136
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup nomoreransom.bit dns1.soprodns.ru
                        2⤵
                          PID:2568
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup emsisoft.bit dns1.soprodns.ru
                          2⤵
                            PID:2820
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup gandcrab.bit dns1.soprodns.ru
                            2⤵
                              PID:668
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup nomoreransom.bit dns1.soprodns.ru
                              2⤵
                                PID:1680
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup emsisoft.bit dns1.soprodns.ru
                                2⤵
                                  PID:2900
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup gandcrab.bit dns1.soprodns.ru
                                  2⤵
                                    PID:1964

                                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/2420-0-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-4-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-5-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-6-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-7-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-8-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-9-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-10-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-11-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-12-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-13-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-14-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-15-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-16-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB

                                • memory/2420-17-0x0000000000400000-0x000000000042B000-memory.dmp
                                  Filesize

                                  172KB