Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 15:44

General

  • Target

    dedd51c9fabee7ff2dcc43d2279ada19.exe

  • Size

    1.5MB

  • MD5

    dedd51c9fabee7ff2dcc43d2279ada19

  • SHA1

    94c22dc9c49a1737a7c01847e5da4ed864151067

  • SHA256

    e10af0c9046f726797aaa27f13de5c9068f7aaa73468490b91ad11fdcd4028ca

  • SHA512

    e89c9ad247078066d96073c3262e2f93a0f071472d1ecf06b54cb0084a6353d57a420f7dd34cd6542c40b7e2ab67b1194645f4238441810c9bf34f67ddc97c63

  • SSDEEP

    24576:rs2Fs/lC51sZsm6bdcjukL2N3I5hC2TH5tY9NlqMcjukL2Y:rPFsty1sZsfdcakLWqhC2TH5t8NlqMcl

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
  • Program crash 20 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\dedd51c9fabee7ff2dcc43d2279ada19.exe
    "C:\Users\Admin\AppData\Local\Temp\dedd51c9fabee7ff2dcc43d2279ada19.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:940
    • C:\Users\Admin\AppData\Local\Temp\dedd51c9fabee7ff2dcc43d2279ada19.exe
      C:\Users\Admin\AppData\Local\Temp\dedd51c9fabee7ff2dcc43d2279ada19.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1764
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\dedd51c9fabee7ff2dcc43d2279ada19.exe" /TN nMQUF5AE494a /F
        3⤵
        • Creates scheduled task(s)
        PID:5092
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN nMQUF5AE494a > C:\Users\Admin\AppData\Local\Temp\JqEQtV7.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4872
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 620
        3⤵
        • Program crash
        PID:968
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 664
        3⤵
        • Program crash
        PID:5064
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 716
        3⤵
        • Program crash
        PID:4544
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 672
        3⤵
        • Program crash
        PID:5068
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 672
        3⤵
        • Program crash
        PID:4104
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 748
        3⤵
        • Program crash
        PID:736
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1448
        3⤵
        • Program crash
        PID:3748
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1892
        3⤵
        • Program crash
        PID:4868
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 2120
        3⤵
        • Program crash
        PID:2552
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1888
        3⤵
        • Program crash
        PID:1324
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1944
        3⤵
        • Program crash
        PID:3136
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1884
        3⤵
        • Program crash
        PID:2132
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1968
        3⤵
        • Program crash
        PID:3348
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1924
        3⤵
        • Program crash
        PID:2840
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 2108
        3⤵
        • Program crash
        PID:3040
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1936
        3⤵
        • Program crash
        PID:3640
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 2104
        3⤵
        • Program crash
        PID:2780
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1940
        3⤵
        • Program crash
        PID:1732
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1904
        3⤵
        • Program crash
        PID:2720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 712
        3⤵
        • Program crash
        PID:5072
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /Query /XML /TN nMQUF5AE494a
    1⤵
      PID:4564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1764 -ip 1764
      1⤵
        PID:4124
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1764 -ip 1764
        1⤵
          PID:1500
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1764 -ip 1764
          1⤵
            PID:1336
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1764 -ip 1764
            1⤵
              PID:1224
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1764 -ip 1764
              1⤵
                PID:2972
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1764 -ip 1764
                1⤵
                  PID:4820
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1764 -ip 1764
                  1⤵
                    PID:1172
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1764 -ip 1764
                    1⤵
                      PID:3632
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1764 -ip 1764
                      1⤵
                        PID:1628
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1764 -ip 1764
                        1⤵
                          PID:3956
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1764 -ip 1764
                          1⤵
                            PID:3932
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1764 -ip 1764
                            1⤵
                              PID:832
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1764 -ip 1764
                              1⤵
                                PID:5072
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1764 -ip 1764
                                1⤵
                                  PID:3604
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1764 -ip 1764
                                  1⤵
                                    PID:1412
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1764 -ip 1764
                                    1⤵
                                      PID:4796
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1764 -ip 1764
                                      1⤵
                                        PID:5052
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1764 -ip 1764
                                        1⤵
                                          PID:556
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1764 -ip 1764
                                          1⤵
                                            PID:1352
                                          • C:\Windows\SysWOW64\WerFault.exe
                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1764 -ip 1764
                                            1⤵
                                              PID:2908

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

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                                            Downloads

                                            • C:\Users\Admin\AppData\Local\Temp\JqEQtV7.xml

                                              Filesize

                                              1KB

                                              MD5

                                              efd88895658c611e469723aca7b4d3c1

                                              SHA1

                                              a6b91b5bbd404c5bcad34c8d15c1e5c5d38da141

                                              SHA256

                                              618edaccaed73bdad15ec18fd924fdf62d07fa989211efa643e4832f5b6777fe

                                              SHA512

                                              34970f99e7bf9a4839121a1eb06d56dea717c96ef5e4b9051294cbec089043a28bb27a6b8f1a41c04f539a8a05977cdd5590ba3c58f027371ab35cad094cc42d

                                            • C:\Users\Admin\AppData\Local\Temp\dedd51c9fabee7ff2dcc43d2279ada19.exe

                                              Filesize

                                              204KB

                                              MD5

                                              b85b14619704f6c0604d3a0e18236c8c

                                              SHA1

                                              df44f1e5e51a48b97b779a081105accc778c974b

                                              SHA256

                                              5f3011bc04c4c99c0f2d7643814f03d6215ba6e5daa5f6dce9857bfbc97e6c09

                                              SHA512

                                              27fb58ebbc53a163bce6cf80d95df4dffaff7a378dc519e5418517229a6e83a2397ae2e6e1a3013e68d87a9e61bc980fd305bcbbcec7892a3a0c932592bf48f6

                                            • memory/940-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                              Filesize

                                              2.4MB

                                            • memory/940-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                              Filesize

                                              428KB

                                            • memory/940-7-0x0000000025000000-0x000000002507E000-memory.dmp

                                              Filesize

                                              504KB

                                            • memory/940-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                              Filesize

                                              428KB

                                            • memory/1764-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                              Filesize

                                              2.4MB

                                            • memory/1764-18-0x0000000025000000-0x000000002507E000-memory.dmp

                                              Filesize

                                              504KB

                                            • memory/1764-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                              Filesize

                                              428KB

                                            • memory/1764-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                              Filesize

                                              364KB

                                            • memory/1764-42-0x0000000000400000-0x000000000065C000-memory.dmp

                                              Filesize

                                              2.4MB