Analysis

  • max time kernel
    121s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    11/07/2024, 02:24

General

  • Target

    3759203736b142ce803638bc75207ef2_JaffaCakes118.exe

  • Size

    7.8MB

  • MD5

    3759203736b142ce803638bc75207ef2

  • SHA1

    a86de2fdca17d24b5a73d8ed75bc983b17565e74

  • SHA256

    ff7b9b2ef6e5eecb760e23ea502e4010c9e94d7c673ad5c5aa742160b455b24d

  • SHA512

    57a792beaa70527c12250081c5114849685366b3cee84b569d55700a434117d5db201f30eb72e9534afa22b892df31a8c02b6e7bf36eebe0b7da47cb5d9649d5

  • SSDEEP

    196608:TZf68zZ1NeQZ8zZB5d3xAzZ1NeQZ8zZ+jkgzkA+BzZ1NeQZ8zZB5d3xAzZ1NeQZw:Vf6ONeii30NeivwAENeii30Nei

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3759203736b142ce803638bc75207ef2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3759203736b142ce803638bc75207ef2_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\3759203736b142ce803638bc75207ef2_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\3759203736b142ce803638bc75207ef2_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2236
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\3759203736b142ce803638bc75207ef2_JaffaCakes118.exe" /TN 311UZRRNcb76 /F
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2696
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN 311UZRRNcb76 > C:\Users\Admin\AppData\Local\Temp\0Y7JU.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2900
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN 311UZRRNcb76
          4⤵
            PID:2836

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

            Filesize

            342B

            MD5

            3b989f25385f928991a83a44bdce4d6b

            SHA1

            4f8bc8dd7d9e6e751c952e3c203f17d45dc43881

            SHA256

            ccd4e4eb43ab46cb9380a6beb866e007d631b137173680b685826ca6d810c4c8

            SHA512

            eb4f30a4fa8ee8309d185ea70623fb805e45b3899ea5c0a41ece40e74d6ea8b483d7bd7d59dfb0c3f617b498e831d3db3124dcb91151f6df4d86be40513bd7a3

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

            Filesize

            342B

            MD5

            82fb3630860d4319d7ab25ee63e88ebf

            SHA1

            2edcdd9ed5f93f0883b7a3ce68c080effff63eeb

            SHA256

            6ca5a33823700536e9f165de735dfd60ffb2e9dbfaf1bcb7f6f047918726f3a8

            SHA512

            a60f7b1ad121128a9dc93201f01f8ee74eabeda0e9d484a981e43a9fd7af4e920ce9d121bbd94c75a472f3782f68a66eb364d142d8c53b48024b59fb26ece72d

          • C:\Users\Admin\AppData\Local\Temp\0Y7JU.xml

            Filesize

            1KB

            MD5

            9b55012e1a79df9f51b5a557ac1ff99d

            SHA1

            4b2ac08eb8e8a46bae29ea14a55ceb7cd77f0d1e

            SHA256

            826379ff029b3005bc7e8ccc7fc5da3e98ff817f200d5947f90b273abdec10e1

            SHA512

            04373f18d18a9c6e509f5a564aa4988e826514c296dc300b76bf634b1e1fa435428471bca8075ccd9e02e3dde21a059c8f2e16f30c19ff80b72f4bb23cb0ddc1

          • C:\Users\Admin\AppData\Local\Temp\CabB405.tmp

            Filesize

            70KB

            MD5

            49aebf8cbd62d92ac215b2923fb1b9f5

            SHA1

            1723be06719828dda65ad804298d0431f6aff976

            SHA256

            b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

            SHA512

            bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

          • C:\Users\Admin\AppData\Local\Temp\TarB428.tmp

            Filesize

            181KB

            MD5

            4ea6026cf93ec6338144661bf1202cd1

            SHA1

            a1dec9044f750ad887935a01430bf49322fbdcb7

            SHA256

            8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

            SHA512

            6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

          • \Users\Admin\AppData\Local\Temp\3759203736b142ce803638bc75207ef2_JaffaCakes118.exe

            Filesize

            7.8MB

            MD5

            1ddcdc8d7b359b28767a882287864c5e

            SHA1

            a2bac8c5d9c0d5f21f12cf9eb14c64e398b9636a

            SHA256

            fc1f32f992542b6a05e991e9e636d9225f8170121160472d0ef4b487cc0a7f60

            SHA512

            ffcd5a59da0c4141dec7574650f3b0d338eff3538468c2016b67a95e952ec95bc4af5cbc9bdbf2e4cedf1514b6fc2aaadee3c0875a99442154a72c6e580fafd5

          • memory/1968-17-0x0000000023F00000-0x000000002415C000-memory.dmp

            Filesize

            2.4MB

          • memory/1968-15-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/1968-0-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/1968-7-0x0000000000330000-0x00000000003AE000-memory.dmp

            Filesize

            504KB

          • memory/1968-1-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/2236-25-0x0000000000230000-0x00000000002AE000-memory.dmp

            Filesize

            504KB

          • memory/2236-23-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/2236-31-0x00000000002B0000-0x000000000031B000-memory.dmp

            Filesize

            428KB

          • memory/2236-26-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/2236-121-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB