Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-02-2024 20:27

General

  • Target

    aa14967a463d59191b263f410e8a8d24.exe

  • Size

    2.0MB

  • MD5

    aa14967a463d59191b263f410e8a8d24

  • SHA1

    574b46c02a9517af656fddc8d63a0f044f868ad5

  • SHA256

    6986c0eb3f3165d080304522a15df4b502365d4758c7b0ba828188c63337d0fa

  • SHA512

    20810d3fc0c5afc46ae1d32c30ad5768eb3d4a8f7589c70c79674c942335787d8ecb69c2283964e5633b0ebf08103c350d59784a1585963dd5d65a76a6e7c3ca

  • SSDEEP

    49152:RIZ8Edr47d/DRu3lNhcN+9zWFULG+9Bz9nyQl51C3dDhocN+9zWFULG+:2ZFEZc3lNiA9zyULG+9Bz9nyQl51C3tQ

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\aa14967a463d59191b263f410e8a8d24.exe
    "C:\Users\Admin\AppData\Local\Temp\aa14967a463d59191b263f410e8a8d24.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3480
    • C:\Users\Admin\AppData\Local\Temp\aa14967a463d59191b263f410e8a8d24.exe
      C:\Users\Admin\AppData\Local\Temp\aa14967a463d59191b263f410e8a8d24.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2876
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\aa14967a463d59191b263f410e8a8d24.exe" /TN obYzNKzF95b4 /F
        3⤵
        • Creates scheduled task(s)
        PID:1712
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN obYzNKzF95b4 > C:\Users\Admin\AppData\Local\Temp\QbQr18.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4736
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN obYzNKzF95b4
          4⤵
            PID:1516
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 616
          3⤵
          • Program crash
          PID:1036
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 648
          3⤵
          • Program crash
          PID:2012
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 716
          3⤵
          • Program crash
          PID:3256
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 720
          3⤵
          • Program crash
          PID:2508
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 752
          3⤵
          • Program crash
          PID:1512
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 784
          3⤵
          • Program crash
          PID:4704
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1252
          3⤵
          • Program crash
          PID:3040
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1916
          3⤵
          • Program crash
          PID:1192
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 2144
          3⤵
          • Program crash
          PID:1244
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1932
          3⤵
          • Program crash
          PID:2036
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1920
          3⤵
          • Program crash
          PID:3588
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1932
          3⤵
          • Program crash
          PID:1652
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1924
          3⤵
          • Program crash
          PID:5032
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1956
          3⤵
          • Program crash
          PID:3764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1932
          3⤵
          • Program crash
          PID:1720
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 1976
          3⤵
          • Program crash
          PID:2580
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 712
          3⤵
          • Program crash
          PID:2144
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2876 -ip 2876
      1⤵
        PID:1160
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2876 -ip 2876
        1⤵
          PID:3592
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2876 -ip 2876
          1⤵
            PID:1092
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2876 -ip 2876
            1⤵
              PID:3744
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2876 -ip 2876
              1⤵
                PID:2948
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2876 -ip 2876
                1⤵
                  PID:1380
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2876 -ip 2876
                  1⤵
                    PID:3736
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2876 -ip 2876
                    1⤵
                      PID:3964
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2876 -ip 2876
                      1⤵
                        PID:4688
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2876 -ip 2876
                        1⤵
                          PID:3608
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2876 -ip 2876
                          1⤵
                            PID:3548
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2876 -ip 2876
                            1⤵
                              PID:4552
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 2876 -ip 2876
                              1⤵
                                PID:4724
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2876 -ip 2876
                                1⤵
                                  PID:3244
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2876 -ip 2876
                                  1⤵
                                    PID:4456
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 2876 -ip 2876
                                    1⤵
                                      PID:3108
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2876 -ip 2876
                                      1⤵
                                        PID:4820

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\QbQr18.xml

                                        Filesize

                                        1KB

                                        MD5

                                        6e4cf89cc74b826a13b562a8b23d7edd

                                        SHA1

                                        812c13b18d969e99a30e6b77945b4496ed0a04b0

                                        SHA256

                                        258d4557c59a6d9de44abd17c7b215aaf8fb4d42942d350c07fcbe0197f6ce42

                                        SHA512

                                        f1a50b0d0971ddd2110fce94aa2383bbe97692f377f121d829c5c29f071fa2024c367b48adfc56fe00a643c908d0258dbfe0d0f335c28aac531179c70fed72fb

                                      • C:\Users\Admin\AppData\Local\Temp\aa14967a463d59191b263f410e8a8d24.exe

                                        Filesize

                                        2.0MB

                                        MD5

                                        7079f750958ef4a558ad634eda86964a

                                        SHA1

                                        f435f651a9bcd7f1d06b1bfc6e103b530f3e75c3

                                        SHA256

                                        423478fbc40cd9041036d685fc8d086d1dba9d551b574b428b9cb4f8afa136af

                                        SHA512

                                        293542e17933dc5583c5bbb012cd512bcec3a124a817e16b2ff07cad9596d05106dfebfc1cc627cf7f160fc5af6592084f5701e81b5e3c6eab879ad09f72402c

                                      • memory/2876-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/2876-16-0x0000000001720000-0x000000000179E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/2876-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                        Filesize

                                        364KB

                                      • memory/2876-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/2876-41-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3480-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3480-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/3480-3-0x0000000025010000-0x000000002508E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/3480-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB