Analysis

  • max time kernel
    149s
  • 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
    08/04/2024, 15:37

General

  • Target

    e7cdc924c49ad60f7ff6664bf68981ab_JaffaCakes118.exe

  • Size

    3.9MB

  • MD5

    e7cdc924c49ad60f7ff6664bf68981ab

  • SHA1

    f81156f5cfe75ab759db42dad40c3f92328825e1

  • SHA256

    65e80a571ed28b46b39c5e15c3a1b0fd63ecfbd2bb87deb6b1f06adaa0a8dcc2

  • SHA512

    e196a270ffa09611bbf5721fb4bcea9c1583962af9d397c445ecce510a334aaf11635f79f9785206c9acfa41d02e3cd68c5ea3bf24dbe82dd49370aa78328852

  • SSDEEP

    98304:OWKu+vZ5puKmUEA9zyULG+wk7jF3bQVGA9zyULG+yemreNelVMYA9zyULG+wk7j4:Or3vNvmURzLq0hbQFzLqLnKeXMVzLq0h

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\e7cdc924c49ad60f7ff6664bf68981ab_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e7cdc924c49ad60f7ff6664bf68981ab_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Users\Admin\AppData\Local\Temp\e7cdc924c49ad60f7ff6664bf68981ab_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e7cdc924c49ad60f7ff6664bf68981ab_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1504
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\e7cdc924c49ad60f7ff6664bf68981ab_JaffaCakes118.exe" /TN v8Zki9cgdb8d /F
        3⤵
        • Creates scheduled task(s)
        PID:4760
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN v8Zki9cgdb8d > C:\Users\Admin\AppData\Local\Temp\o6GzQQe.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:992
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN v8Zki9cgdb8d
          4⤵
            PID:4296
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 612
          3⤵
          • Program crash
          PID:3836
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 648
          3⤵
          • Program crash
          PID:2928
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 656
          3⤵
          • Program crash
          PID:4564
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 652
          3⤵
          • Program crash
          PID:468
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 756
          3⤵
          • Program crash
          PID:1188
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 756
          3⤵
          • Program crash
          PID:3544
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1472
          3⤵
          • Program crash
          PID:3152
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1916
          3⤵
          • Program crash
          PID:1612
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 2144
          3⤵
          • Program crash
          PID:4104
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1876
          3⤵
          • Program crash
          PID:2284
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1988
          3⤵
          • Program crash
          PID:4428
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1856
          3⤵
          • Program crash
          PID:1752
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1924
          3⤵
          • Program crash
          PID:1788
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 2216
          3⤵
          • Program crash
          PID:4384
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 2228
          3⤵
          • Program crash
          PID:4640
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1876
          3⤵
          • Program crash
          PID:4688
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 616
          3⤵
          • Program crash
          PID:2992
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1504 -ip 1504
      1⤵
        PID:4288
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1504 -ip 1504
        1⤵
          PID:1168
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1504 -ip 1504
          1⤵
            PID:4144
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1504 -ip 1504
            1⤵
              PID:4688
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1504 -ip 1504
              1⤵
                PID:4488
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1504 -ip 1504
                1⤵
                  PID:220
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1504 -ip 1504
                  1⤵
                    PID:1500
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1504 -ip 1504
                    1⤵
                      PID:1948
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1504 -ip 1504
                      1⤵
                        PID:4164
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1504 -ip 1504
                        1⤵
                          PID:4572
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1504 -ip 1504
                          1⤵
                            PID:2068
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1504 -ip 1504
                            1⤵
                              PID:2992
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1504 -ip 1504
                              1⤵
                                PID:5032
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1504 -ip 1504
                                1⤵
                                  PID:1232
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1504 -ip 1504
                                  1⤵
                                    PID:2168
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1504 -ip 1504
                                    1⤵
                                      PID:2728
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1504 -ip 1504
                                      1⤵
                                        PID:3020

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e7cdc924c49ad60f7ff6664bf68981ab_JaffaCakes118.exe

                                        Filesize

                                        3.9MB

                                        MD5

                                        692604e452bf33cfb957986c09dc204c

                                        SHA1

                                        edd28054044a2f9b898bcb0da3b8b4ccae9c1428

                                        SHA256

                                        858b8a67c9773dc3e65429e1aec25a36dc4ccd3d6e6cbf3c9e07eb547bb4f302

                                        SHA512

                                        7ea798ad81c58fc64dfe593af5de511adee61066c83461c1c521d7c67aeeec24512101b16f4926f76ab065cda487e1a52ea88b88a186d4e30eea7f295a763f9b

                                      • C:\Users\Admin\AppData\Local\Temp\o6GzQQe.xml

                                        Filesize

                                        1KB

                                        MD5

                                        6bce404773c1b421b3403eff20cc7104

                                        SHA1

                                        218ed1aa13cc04df0921340c99b9a9c8921f364d

                                        SHA256

                                        139957a07bcc9dbe1702fd787b984aa2bcce0a8e8260de95a440998e0cf59460

                                        SHA512

                                        1168ac1acf9839b356e4584cdfcf96b65b26e288207fe3e59e702d0d826e1bd34dc2042379c513c30853eee3cf87c772004d2c158fdf16ea3edc6de46022b5da

                                      • memory/1248-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/1248-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/1248-6-0x0000000001710000-0x000000000178E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/1248-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/1504-15-0x0000000023FA0000-0x000000002401E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/1504-18-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/1504-22-0x00000000004B0000-0x000000000051B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/1504-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                        Filesize

                                        364KB

                                      • memory/1504-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB