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Analysis

  • max time kernel
    124s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2024, 08:00

General

  • Target

    74282be516f848ef05f43fe060b8755f.exe

  • Size

    7.8MB

  • MD5

    74282be516f848ef05f43fe060b8755f

  • SHA1

    00c1b2144410cff879cd42c9d083b00397b40bcd

  • SHA256

    b026f6927f8c42b2db3fcf7ac66815487bf9de1ce6fb367c7670cc665c225487

  • SHA512

    a9d9d312aadd716c44f5efb57a93ad17bb18ede4941fabc3efcea452fa995581415c31e2d013113f7e3ecb2444da676f9a8fc563c99e321cc1f7c2ee270bc369

  • SSDEEP

    196608:Z0ydlir3sLwDmdlirmqAoyGXdlir3sLwDmdlirgC95Udlir3sLwDmdlirmqAoyGW:ZHvGLndCvyvGLn

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 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\74282be516f848ef05f43fe060b8755f.exe
    "C:\Users\Admin\AppData\Local\Temp\74282be516f848ef05f43fe060b8755f.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3188
    • C:\Users\Admin\AppData\Local\Temp\74282be516f848ef05f43fe060b8755f.exe
      C:\Users\Admin\AppData\Local\Temp\74282be516f848ef05f43fe060b8755f.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\74282be516f848ef05f43fe060b8755f.exe" /TN 0Su7L8S745c1 /F
        3⤵
        • Creates scheduled task(s)
        PID:4896
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN 0Su7L8S745c1 > C:\Users\Admin\AppData\Local\Temp\HMISu.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1044
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN 0Su7L8S745c1
          4⤵
            PID:2788
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 608
          3⤵
          • Program crash
          PID:1164
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 636
          3⤵
          • Program crash
          PID:4588
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 644
          3⤵
          • Program crash
          PID:3948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 644
          3⤵
          • Program crash
          PID:4656
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 756
          3⤵
          • Program crash
          PID:4876
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 764
          3⤵
          • Program crash
          PID:2764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1472
          3⤵
          • Program crash
          PID:4860
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1888
          3⤵
          • Program crash
          PID:644
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 2148
          3⤵
          • Program crash
          PID:3252
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1940
          3⤵
          • Program crash
          PID:980
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1876
          3⤵
          • Program crash
          PID:2388
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1956
          3⤵
          • Program crash
          PID:4408
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1964
          3⤵
          • Program crash
          PID:1840
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 2116
          3⤵
          • Program crash
          PID:1716
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 2128
          3⤵
          • Program crash
          PID:4868
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 2160
          3⤵
          • Program crash
          PID:4356
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 624
          3⤵
          • Program crash
          PID:4604
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1948 -ip 1948
      1⤵
        PID:2932
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1948 -ip 1948
        1⤵
          PID:1736
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1948 -ip 1948
          1⤵
            PID:3004
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1948 -ip 1948
            1⤵
              PID:3920
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1948 -ip 1948
              1⤵
                PID:5008
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1948 -ip 1948
                1⤵
                  PID:932
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1948 -ip 1948
                  1⤵
                    PID:3660
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1948 -ip 1948
                    1⤵
                      PID:4724
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1948 -ip 1948
                      1⤵
                        PID:4528
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1948 -ip 1948
                        1⤵
                          PID:1556
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 1948 -ip 1948
                          1⤵
                            PID:4344
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 1948 -ip 1948
                            1⤵
                              PID:4644
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 624 -p 1948 -ip 1948
                              1⤵
                                PID:4380
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 656 -p 1948 -ip 1948
                                1⤵
                                  PID:2680
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 660 -p 1948 -ip 1948
                                  1⤵
                                    PID:4448
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 668 -p 1948 -ip 1948
                                    1⤵
                                      PID:648
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 704 -p 1948 -ip 1948
                                      1⤵
                                        PID:3796

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\74282be516f848ef05f43fe060b8755f.exe

                                        Filesize

                                        7.8MB

                                        MD5

                                        fd68fbce08508e96747376703e5c87a2

                                        SHA1

                                        0307fbb447714ebe901028bc0d9d50a0b1992f9e

                                        SHA256

                                        370a432f3e0ce9573903ab9d92eac23a26dac8b994f7f69a4404763ae596197c

                                        SHA512

                                        96472e7f714e3c435a12f68b9a0bed71fb1f317f77eaef3d4e1b4b068ccd6aeb86967a90f786418184f1276c929cdd3158b4ecef29c12383d4df42a21993c6c1

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

                                        Filesize

                                        1KB

                                        MD5

                                        0c42a5fb7486f23b9307fc14d164cb01

                                        SHA1

                                        e27d7668756c7996da2f6f1b0b6f79008ab931e7

                                        SHA256

                                        210dadd8a65c45bacc0afe88eb1f1a0eeeffc0b72aa7015b0d0f1ee325829591

                                        SHA512

                                        16b03b24ea67f8b327400b38d7663692135d82df172d4c3855162de462b0ac46ed5dee00044c420a91e8ea4bba4ac0c60e9ed671fb8a180200c0ed058202fdd4

                                      • memory/1948-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/1948-16-0x00000000018A0000-0x000000000191E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/1948-22-0x00000000004B0000-0x000000000051B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/1948-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                        Filesize

                                        364KB

                                      • memory/1948-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3188-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3188-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/3188-5-0x0000000001720000-0x000000000179E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/3188-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB