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Analysis

  • max time kernel
    150s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2024, 17:43

General

  • Target

    145496abaebd8c7fa375699c15a22f5d_JaffaCakes118.exe

  • Size

    147KB

  • MD5

    145496abaebd8c7fa375699c15a22f5d

  • SHA1

    285a92079da710f43c1824e30285b631564bdef3

  • SHA256

    1e7e4fd69977aa3ea2edb53e26bfc211d0f05f5c64cbd6b42a441d32748b4d0b

  • SHA512

    aad36b531939b888f87bc0a7ca5b15fa27c8ebb6331ad0a3854b472cd082ab4cba4a9ea0d9db7d085c9c598244b2c42a1a4e01f29e92e5751db22089420f8a1d

  • SSDEEP

    3072:F5F53F795uW3qol65oKqJSNmt2o7duyJH5tAGbIF9mz:Dj5uOlSotSNw3LOG

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1084
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Users\Admin\AppData\Local\Temp\145496abaebd8c7fa375699c15a22f5d_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\145496abaebd8c7fa375699c15a22f5d_JaffaCakes118.exe"
            2⤵
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2236
            • C:\Users\Admin\AppData\Roaming\Beeneg\miebcya.exe
              "C:\Users\Admin\AppData\Roaming\Beeneg\miebcya.exe"
              3⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2272
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp79ccc29f.bat"
              3⤵
              • Deletes itself
              • System Location Discovery: System Language Discovery
              PID:2960
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:544
          • C:\Program Files\Windows Mail\WinMail.exe
            "C:\Program Files\Windows Mail\WinMail.exe" -Embedding
            1⤵
            • NTFS ADS
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of SetWindowsHookEx
            PID:2964
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
            1⤵
              PID:1748
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
              1⤵
                PID:2856

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\edb.log

                Filesize

                2.0MB

                MD5

                3e434cbe70dccb159e1ab2a78051e666

                SHA1

                e10df6d57b435f5f7c5d6e483ce866594c3225e8

                SHA256

                816be4cb7dfd611e22c3d4346b0ce17b954743e609efbf032431ac4d234fb846

                SHA512

                e6e866870acdc88bd8333645368996130629d003381fe7c489bf7ef73d32f89e6ff161e869dfc225242d4c306fd6dcdf66c87f38b6c4fbb454950328c23a215f

              • C:\Users\Admin\AppData\Local\Temp\tmp79ccc29f.bat

                Filesize

                271B

                MD5

                7a39959be5333394e7ecdc678d0f180a

                SHA1

                10b8e2eadc84aba800970b05400a4dc3084f11b3

                SHA256

                2720c453bff2a05ccee8640a37d84c83672e34b49f04390ad8841c0268426ccc

                SHA512

                79960c84b832d604942496d9481f0f427bef8930671eb54b0ba685787658dfaa8e9851adca14089fdd2ba42b027e834a947b96f9818caa056e835eac00f15da7

              • C:\Users\Admin\AppData\Roaming\Beeneg\miebcya.exe

                Filesize

                147KB

                MD5

                e3abef3f772e37f127a8c91bc0aecf54

                SHA1

                9316cbf0ba65f95251d1e9c533687bdae62d31e1

                SHA256

                a5514047c4e84d0812ebb56e73d497ffee42062bb09ab11a8fdea9d59d4d1e2b

                SHA512

                19f6e4b6e01cd4a9b81e3ea66608545bcc712af7393d9125a2b6891eb7e22d7d21f66d8cde18ca580971f7c78bd34b116fef60d5c6e00446f024064593da7919

              • C:\Users\Admin\AppData\Roaming\Efa\ypwoov.qug

                Filesize

                380B

                MD5

                681899fc9d6690a8ad83e0834faf230d

                SHA1

                3def4a3ba9769f092faade9b248b5b25724ab3bd

                SHA256

                b5ef7c12fd10a40aa39c8b18d3c55f113cd6fd8a7c5fa70ead475a58f65c094d

                SHA512

                636a850e71de6b0540a9cd8a2dc9648a66db98ec8174f7131be7d0df93b1a14720fe76a9e294124d052f892d4e946f7592b8699bed7ba7ba90c12a5e54eef50c

              • memory/544-48-0x0000000001DC0000-0x0000000001DE7000-memory.dmp

                Filesize

                156KB

              • memory/544-46-0x0000000001DC0000-0x0000000001DE7000-memory.dmp

                Filesize

                156KB

              • memory/544-47-0x0000000001DC0000-0x0000000001DE7000-memory.dmp

                Filesize

                156KB

              • memory/544-49-0x0000000001DC0000-0x0000000001DE7000-memory.dmp

                Filesize

                156KB

              • memory/1084-19-0x0000000002100000-0x0000000002127000-memory.dmp

                Filesize

                156KB

              • memory/1084-17-0x0000000002100000-0x0000000002127000-memory.dmp

                Filesize

                156KB

              • memory/1084-21-0x0000000002100000-0x0000000002127000-memory.dmp

                Filesize

                156KB

              • memory/1084-23-0x0000000002100000-0x0000000002127000-memory.dmp

                Filesize

                156KB

              • memory/1084-15-0x0000000002100000-0x0000000002127000-memory.dmp

                Filesize

                156KB

              • memory/1172-31-0x00000000001B0000-0x00000000001D7000-memory.dmp

                Filesize

                156KB

              • memory/1172-27-0x00000000001B0000-0x00000000001D7000-memory.dmp

                Filesize

                156KB

              • memory/1172-29-0x00000000001B0000-0x00000000001D7000-memory.dmp

                Filesize

                156KB

              • memory/1172-33-0x00000000001B0000-0x00000000001D7000-memory.dmp

                Filesize

                156KB

              • memory/1200-43-0x0000000002490000-0x00000000024B7000-memory.dmp

                Filesize

                156KB

              • memory/1200-41-0x0000000002490000-0x00000000024B7000-memory.dmp

                Filesize

                156KB

              • memory/1200-39-0x0000000002490000-0x00000000024B7000-memory.dmp

                Filesize

                156KB

              • memory/1200-37-0x0000000002490000-0x00000000024B7000-memory.dmp

                Filesize

                156KB

              • memory/2236-53-0x00000000004D0000-0x00000000004F7000-memory.dmp

                Filesize

                156KB

              • memory/2236-79-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-52-0x00000000004D0000-0x00000000004F7000-memory.dmp

                Filesize

                156KB

              • memory/2236-0-0x0000000001E80000-0x00000000020A0000-memory.dmp

                Filesize

                2.1MB

              • memory/2236-54-0x00000000004D0000-0x00000000004F7000-memory.dmp

                Filesize

                156KB

              • memory/2236-56-0x0000000000400000-0x0000000000484000-memory.dmp

                Filesize

                528KB

              • memory/2236-55-0x00000000004D0000-0x00000000004F7000-memory.dmp

                Filesize

                156KB

              • memory/2236-1-0x0000000000400000-0x0000000000484000-memory.dmp

                Filesize

                528KB

              • memory/2236-65-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-63-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-61-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-59-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-57-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-67-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-71-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-69-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-73-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-77-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-75-0x00000000002C0000-0x00000000002C1000-memory.dmp

                Filesize

                4KB

              • memory/2236-51-0x00000000004D0000-0x00000000004F7000-memory.dmp

                Filesize

                156KB

              • memory/2236-223-0x0000000000400000-0x0000000000484000-memory.dmp

                Filesize

                528KB

              • memory/2236-2-0x0000000000400000-0x0000000000484000-memory.dmp

                Filesize

                528KB

              • memory/2272-173-0x0000000000400000-0x0000000000484000-memory.dmp

                Filesize

                528KB

              • memory/2272-12-0x0000000000400000-0x0000000000484000-memory.dmp

                Filesize

                528KB

              • memory/2272-13-0x0000000000400000-0x0000000000484000-memory.dmp

                Filesize

                528KB