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Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2024, 16:35

General

  • Target

    eb818be8d559ed33265e795cb6aff849_JaffaCakes118.exe

  • Size

    1.6MB

  • MD5

    eb818be8d559ed33265e795cb6aff849

  • SHA1

    88fb38274f189cfc21129a92dfd1aee4b2031fdf

  • SHA256

    48885c0d231e14374e717b7d81720c4cd620b0bc0b5dd320c3776b59a28d2b4c

  • SHA512

    9d1ddd66b6ffaf10f8cee28b08e48ca1d45cc6f89e39ec7b1f1817291a6ec6e288f232b73c91846524676cdd89b9d665129e859b1d92c5701b640e2d2fe78450

  • SSDEEP

    49152:wWulY3Daz60LJRThhfOVxfcakLz03fnR8KyyLWU9Dcr7cakLz0O:zyY3DazDLJRT/fQfcakcvn+RyS+gr7cp

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 18 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\eb818be8d559ed33265e795cb6aff849_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eb818be8d559ed33265e795cb6aff849_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Users\Admin\AppData\Local\Temp\eb818be8d559ed33265e795cb6aff849_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\eb818be8d559ed33265e795cb6aff849_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3312
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\eb818be8d559ed33265e795cb6aff849_JaffaCakes118.exe" /TN 7GxH6WXY874a /F
        3⤵
        • Creates scheduled task(s)
        PID:408
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN 7GxH6WXY874a > C:\Users\Admin\AppData\Local\Temp\RfO2fT.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3084
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN 7GxH6WXY874a
          4⤵
            PID:5044
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 616
          3⤵
          • Program crash
          PID:3456
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 648
          3⤵
          • Program crash
          PID:3616
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 716
          3⤵
          • Program crash
          PID:1548
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 656
          3⤵
          • Program crash
          PID:1104
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 656
          3⤵
          • Program crash
          PID:3244
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 780
          3⤵
          • Program crash
          PID:2128
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 1464
          3⤵
          • Program crash
          PID:5056
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 1864
          3⤵
          • Program crash
          PID:1788
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 2144
          3⤵
          • Program crash
          PID:2320
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 2124
          3⤵
          • Program crash
          PID:4336
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 1936
          3⤵
          • Program crash
          PID:4356
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 1868
          3⤵
          • Program crash
          PID:3320
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 2140
          3⤵
          • Program crash
          PID:4048
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 2116
          3⤵
          • Program crash
          PID:2156
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 1748
          3⤵
          • Program crash
          PID:5072
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 1868
          3⤵
          • Program crash
          PID:4956
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 1956
          3⤵
          • Program crash
          PID:1936
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 712
          3⤵
          • Program crash
          PID:4360
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3312 -ip 3312
      1⤵
        PID:1416
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3312 -ip 3312
        1⤵
          PID:1372
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3312 -ip 3312
          1⤵
            PID:4352
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3312 -ip 3312
            1⤵
              PID:3956
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3312 -ip 3312
              1⤵
                PID:3092
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3312 -ip 3312
                1⤵
                  PID:2836
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3312 -ip 3312
                  1⤵
                    PID:2468
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3312 -ip 3312
                    1⤵
                      PID:816
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 3312 -ip 3312
                      1⤵
                        PID:1580
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3312 -ip 3312
                        1⤵
                          PID:4152
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3312 -ip 3312
                          1⤵
                            PID:4860
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3312 -ip 3312
                            1⤵
                              PID:3540
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 3312 -ip 3312
                              1⤵
                                PID:4476
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 3312 -ip 3312
                                1⤵
                                  PID:2248
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 3312 -ip 3312
                                  1⤵
                                    PID:4836
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 620 -p 3312 -ip 3312
                                    1⤵
                                      PID:1684
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 616 -p 3312 -ip 3312
                                      1⤵
                                        PID:3224
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 628 -p 3312 -ip 3312
                                        1⤵
                                          PID:888

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\RfO2fT.xml

                                          Filesize

                                          1KB

                                          MD5

                                          c987adac282654e17762ec3520e3f98b

                                          SHA1

                                          eade62939cd8d17e6a90dae9c3942f49a31700f5

                                          SHA256

                                          c1a761781a4041a6860bb9e6cc0e1b95e6ff276c81b12236001849889abd5749

                                          SHA512

                                          8d4da0b430c94f439e3de1be65055056566e252c8f81a6f7b741d3afa4d80c8c8e94f81e4789560344e2ca583247f2e8b43790667a49428e04feb16d659f3079

                                        • C:\Users\Admin\AppData\Local\Temp\eb818be8d559ed33265e795cb6aff849_JaffaCakes118.exe

                                          Filesize

                                          1.6MB

                                          MD5

                                          a49cd024a370898522ea8877bff5072e

                                          SHA1

                                          90aeda629342ff14ecdcde2bb4915f1c9ad8e1a5

                                          SHA256

                                          f597bc13233cb26599d48a647dfc7e8223f9bc09d7bf4a7d6c4d5e3569ebea06

                                          SHA512

                                          1b7f9d2d7d4625e1d0bab3dc8449f1af2938edabeaa49e901681328061570ef6a9d8dc70e5a0b4ba945dfdeb86ae2babe9fa6f37ea54e19b3d31ec0cf3b02dd4

                                        • memory/3016-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/3016-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/3016-3-0x0000000024FE0000-0x000000002505E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/3016-15-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/3312-13-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/3312-16-0x0000000023FE0000-0x000000002405E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/3312-22-0x00000000004B0000-0x000000000051B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/3312-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/3312-41-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB