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Analysis

  • max time kernel
    138s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 02:57

General

  • Target

    97aed3b56dcf4fb5899717f2251567cc.exe

  • Size

    2.0MB

  • MD5

    97aed3b56dcf4fb5899717f2251567cc

  • SHA1

    e5c8ac08e10b5c8d07a51842b8ef706ff59638e6

  • SHA256

    3aa009d4edd897752bedd696ea09d30b50bb5445d3931dee2ef8fd9890c5d3d4

  • SHA512

    51e3b6acefe11a90394153a710285204f16a1ea81833ddf275c7a3158c04856a001ff9bde9b1be09561717eeaf08c33df84a2d22705259838c572bda2f016efb

  • SSDEEP

    49152:GdqTEmmMH/a8cakLz0ibq6yqhIX6gPho8ivKHqcakLz0ibq6yqh:RYwHi8cakcibiqhIX/i8ivKHqcakcibJ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Program crash 17 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97aed3b56dcf4fb5899717f2251567cc.exe
    "C:\Users\Admin\AppData\Local\Temp\97aed3b56dcf4fb5899717f2251567cc.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Users\Admin\AppData\Local\Temp\97aed3b56dcf4fb5899717f2251567cc.exe
      C:\Users\Admin\AppData\Local\Temp\97aed3b56dcf4fb5899717f2251567cc.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2584
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\97aed3b56dcf4fb5899717f2251567cc.exe" /TN aMYATtOZda0c /F
        3⤵
        • Creates scheduled task(s)
        PID:3096
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN aMYATtOZda0c > C:\Users\Admin\AppData\Local\Temp\IFnZnzq.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2208
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN aMYATtOZda0c
          4⤵
            PID:1900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 604
          3⤵
          • Program crash
          PID:3528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 632
          3⤵
          • Program crash
          PID:4088
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 640
          3⤵
          • Program crash
          PID:5116
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 636
          3⤵
          • Program crash
          PID:112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 636
          3⤵
          • Program crash
          PID:4204
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 780
          3⤵
          • Program crash
          PID:3596
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 1480
          3⤵
          • Program crash
          PID:2676
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 1488
          3⤵
          • Program crash
          PID:3380
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 2144
          3⤵
          • Program crash
          PID:5084
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 1480
          3⤵
          • Program crash
          PID:1396
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 1484
          3⤵
          • Program crash
          PID:1140
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 2160
          3⤵
          • Program crash
          PID:2600
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 1984
          3⤵
          • Program crash
          PID:5108
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 1484
          3⤵
          • Program crash
          PID:2544
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 2160
          3⤵
          • Program crash
          PID:2564
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 1976
          3⤵
          • Program crash
          PID:2208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 628
          3⤵
          • Program crash
          PID:1444
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 2584 -ip 2584
      1⤵
        PID:2892
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2584 -ip 2584
        1⤵
          PID:2416
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2584 -ip 2584
          1⤵
            PID:5068
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2584 -ip 2584
            1⤵
              PID:2420
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2584 -ip 2584
              1⤵
                PID:4932
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2584 -ip 2584
                1⤵
                  PID:1208
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2584 -ip 2584
                  1⤵
                    PID:384
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2584 -ip 2584
                    1⤵
                      PID:4584
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2584 -ip 2584
                      1⤵
                        PID:1860
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2584 -ip 2584
                        1⤵
                          PID:1400
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2584 -ip 2584
                          1⤵
                            PID:1600
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 2584 -ip 2584
                            1⤵
                              PID:3816
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 2584 -ip 2584
                              1⤵
                                PID:2520
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 2584 -ip 2584
                                1⤵
                                  PID:3868
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 2584 -ip 2584
                                  1⤵
                                    PID:2756
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 620 -p 2584 -ip 2584
                                    1⤵
                                      PID:552
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 2584 -ip 2584
                                      1⤵
                                        PID:1912

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\97aed3b56dcf4fb5899717f2251567cc.exe

                                        Filesize

                                        2.0MB

                                        MD5

                                        d1cf098beafeb721b9a430ef30bb6c32

                                        SHA1

                                        fbf16b1b776bc0bc53465b0b6eae51c6bc2e95f0

                                        SHA256

                                        1170517479c9e251966e85e6c3f16032d8a8a4555a63a04a577f741fa3ae4555

                                        SHA512

                                        8d0b7523ec82446264474af4709003a8a42a12ed4e2406b1bc331c08d458da0a88d359eda510c10784036937fc6707640395d736ef1ce4e808efcac10d57ab6d

                                      • C:\Users\Admin\AppData\Local\Temp\IFnZnzq.xml

                                        Filesize

                                        1KB

                                        MD5

                                        40b11a658ea99a173823538dda8a1ec7

                                        SHA1

                                        02cf341c2531f38580e6ae2ec1e40f029c49a3a9

                                        SHA256

                                        a77ffa61f90161fc71dd75111bf7b7d2116f23c3f9016bfc07dfe637f772903e

                                        SHA512

                                        992d89837e3324d564acb8877788aa28273935e781771dd959fefeae82144f7480425f10d569d270b87e9fc5e8f1c9100363ef9f7f1a8bcae3ad53c0df4406f9

                                      • memory/2584-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/2584-16-0x0000000025030000-0x00000000250AE000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/2584-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/2584-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                        Filesize

                                        364KB

                                      • memory/2584-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/4348-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/4348-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/4348-3-0x0000000001660000-0x00000000016DE000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/4348-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB