Analysis

  • max time kernel
    154s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-12-2021 12:01

General

  • Target

    SPELIST0120Dec-130073_164300887Spec_Pdf.exe

  • Size

    1.3MB

  • MD5

    38f21e75ff73996220385c651b977d13

  • SHA1

    c46c478a05c788c60abccf265d58de93115da221

  • SHA256

    0580f2e1a63c8db40f25570a673b1620d753d28f55101dd5f9d8270755d69261

  • SHA512

    28cbaa62ddc069ec325a61bdb585be6ef76265f9ee1fb75560e19ed99fa429387b488217942fc1e7c1393cefc7546d82abbe63f02ad321d90b31a5682ba1a069

Score
10/10

Malware Config

Signatures

  • UAC bypass 3 TTPs
  • Windows security bypass 2 TTPs
  • Windows security modification 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Program crash 19 IoCs
  • Suspicious use of SetThreadContext 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe"
      2⤵
      • Windows security modification
      • Checks whether UAC is enabled
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:1412
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
        3⤵
          PID:2456
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 28
            4⤵
            • Program crash
            PID:3884
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
          3⤵
            PID:3272
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3272 -s 24
              4⤵
              • Program crash
              PID:1096
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
            3⤵
              PID:388
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 388 -s 24
                4⤵
                • Program crash
                PID:2872
            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
              C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
              3⤵
                PID:3860
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3860 -s 24
                  4⤵
                  • Program crash
                  PID:3880
              • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                3⤵
                  PID:3396
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 24
                    4⤵
                    • Program crash
                    PID:972
                • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                  C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                  3⤵
                    PID:1064
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 1064 -s 24
                      4⤵
                      • Program crash
                      PID:1284
                  • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                    C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                    3⤵
                      PID:1488
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 1488 -s 24
                        4⤵
                        • Program crash
                        PID:1384
                    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                      C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                      3⤵
                        PID:1020
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 1020 -s 24
                          4⤵
                          • Program crash
                          PID:2304
                      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                        C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                        3⤵
                          PID:1552
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 24
                            4⤵
                            • Program crash
                            PID:1840
                        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                          C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                          3⤵
                            PID:2192
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 24
                              4⤵
                              • Program crash
                              PID:1928
                          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                            C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                            3⤵
                              PID:1060
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 24
                                4⤵
                                • Program crash
                                PID:2176
                            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                              C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                              3⤵
                                PID:548
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 548 -s 24
                                  4⤵
                                  • Program crash
                                  PID:2364
                              • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                3⤵
                                  PID:3036
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 24
                                    4⤵
                                    • Program crash
                                    PID:3004
                                • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                  C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                  3⤵
                                    PID:3176
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -u -p 3176 -s 24
                                      4⤵
                                      • Program crash
                                      PID:2952
                                  • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                    C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                    3⤵
                                      PID:2944
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 24
                                        4⤵
                                        • Program crash
                                        PID:3356
                                    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                      C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                      3⤵
                                        PID:1972
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 24
                                          4⤵
                                          • Program crash
                                          PID:1876
                                      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                        C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                        3⤵
                                          PID:1484
                                          • C:\Windows\SysWOW64\WerFault.exe
                                            C:\Windows\SysWOW64\WerFault.exe -u -p 1484 -s 24
                                            4⤵
                                            • Program crash
                                            PID:900
                                        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                          C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                          3⤵
                                            PID:1700
                                            • C:\Windows\SysWOW64\WerFault.exe
                                              C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 24
                                              4⤵
                                              • Program crash
                                              PID:880
                                          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                            C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                            3⤵
                                              PID:3284
                                              • C:\Windows\SysWOW64\WerFault.exe
                                                C:\Windows\SysWOW64\WerFault.exe -u -p 3284 -s 24
                                                4⤵
                                                • Program crash
                                                PID:2956
                                            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                                              C:\Users\Admin\AppData\Local\Temp\SPELIST0120Dec-130073_164300887Spec_Pdf.exe
                                              3⤵
                                                PID:3828

                                          Network

                                          MITRE ATT&CK Enterprise v6

                                          Replay Monitor

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                                          Downloads

                                          • memory/388-135-0x0000000000401364-mapping.dmp
                                          • memory/548-144-0x0000000000401364-mapping.dmp
                                          • memory/1020-140-0x0000000000401364-mapping.dmp
                                          • memory/1060-143-0x0000000000401364-mapping.dmp
                                          • memory/1064-138-0x0000000000401364-mapping.dmp
                                          • memory/1412-129-0x00000000004010B8-mapping.dmp
                                          • memory/1412-132-0x0000000000400000-0x000000000042C000-memory.dmp
                                            Filesize

                                            176KB

                                          • memory/1412-131-0x0000000000F70000-0x0000000000F7A000-memory.dmp
                                            Filesize

                                            40KB

                                          • memory/1412-130-0x0000000000F70000-0x0000000000F76000-memory.dmp
                                            Filesize

                                            24KB

                                          • memory/1412-128-0x0000000000400000-0x000000000042C000-memory.dmp
                                            Filesize

                                            176KB

                                          • memory/1484-149-0x0000000000401364-mapping.dmp
                                          • memory/1488-139-0x0000000000401364-mapping.dmp
                                          • memory/1552-141-0x0000000000401364-mapping.dmp
                                          • memory/1700-150-0x0000000000401364-mapping.dmp
                                          • memory/1972-148-0x0000000000401364-mapping.dmp
                                          • memory/2192-142-0x0000000000401364-mapping.dmp
                                          • memory/2456-133-0x0000000000401364-mapping.dmp
                                          • memory/2944-147-0x0000000000401364-mapping.dmp
                                          • memory/3036-145-0x0000000000401364-mapping.dmp
                                          • memory/3176-146-0x0000000000401364-mapping.dmp
                                          • memory/3272-134-0x0000000000401364-mapping.dmp
                                          • memory/3284-151-0x0000000000401364-mapping.dmp
                                          • memory/3396-137-0x0000000000401364-mapping.dmp
                                          • memory/3828-152-0x0000000000401364-mapping.dmp
                                          • memory/3860-136-0x0000000000401364-mapping.dmp
                                          • memory/3992-118-0x00000000000D0000-0x00000000000D1000-memory.dmp
                                            Filesize

                                            4KB

                                          • memory/3992-120-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
                                            Filesize

                                            4KB

                                          • memory/3992-121-0x0000000004AA0000-0x0000000004AA1000-memory.dmp
                                            Filesize

                                            4KB

                                          • memory/3992-123-0x0000000004A80000-0x0000000004A81000-memory.dmp
                                            Filesize

                                            4KB

                                          • memory/3992-124-0x0000000007FB0000-0x0000000007FB8000-memory.dmp
                                            Filesize

                                            32KB

                                          • memory/3992-122-0x00000000049C0000-0x0000000004EBE000-memory.dmp
                                            Filesize

                                            5.0MB

                                          • memory/3992-127-0x00000000083E0000-0x00000000084F9000-memory.dmp
                                            Filesize

                                            1.1MB

                                          • memory/3992-126-0x0000000008340000-0x0000000008341000-memory.dmp
                                            Filesize

                                            4KB

                                          • memory/3992-125-0x0000000007FC0000-0x0000000007FC1000-memory.dmp
                                            Filesize

                                            4KB