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Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2024, 21:17

General

  • Target

    bd30ec141ad6b1a53687a506a9d2c6ba_JaffaCakes118.exe

  • Size

    288KB

  • MD5

    bd30ec141ad6b1a53687a506a9d2c6ba

  • SHA1

    5f208c4a9bf24afc04cd16f9bde551f8c3e263cf

  • SHA256

    b50a1691c0ad8fb66892fe2d3ff8702f02c874b2b1df6445dc4d0eef4dbf95f7

  • SHA512

    75428ecaa22c0d995991230355a34a06da2a6c6cb2e984241d81e4507c9069ecb0542c7a7441fa5ba857353a6c747c63f99c484887d43a9fc93441287238169d

  • SSDEEP

    6144:wKjBzsuDVxMf3lyUqqLSwAohoRa3wu5z469o0/ZXbYslo:RNsGVwz9A3RXh011lo

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\bd30ec141ad6b1a53687a506a9d2c6ba_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\bd30ec141ad6b1a53687a506a9d2c6ba_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 UnmapMainImage
            • Suspicious use of WriteProcessMemory
            PID:1292
            • C:\Users\Admin\AppData\Roaming\Isawcu\keit.exe
              "C:\Users\Admin\AppData\Roaming\Isawcu\keit.exe"
              3⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of UnmapMainImage
              • Suspicious use of WriteProcessMemory
              PID:900
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp6fef8c6d.bat"
              3⤵
              • Deletes itself
              • System Location Discovery: System Language Discovery
              PID:2772
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1688

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\tmp6fef8c6d.bat

            Filesize

            271B

            MD5

            b27fa2711ef3a7aef503e95f842e8518

            SHA1

            00efc8037d40245d7ac38e5e677045edd06e15af

            SHA256

            843837f1dcf0ecd610d68800d49fc31283f1d4d0cc339d9da19af032e8e684e2

            SHA512

            157013cf5b201df893a7d009ef928e96bf56c1eb46752c5443cec2a74e9ec8756a277a803b94b94fa65fe1cf3b90f5cea857fc7e20c9e29dfc2a289c3aa13bb3

          • C:\Users\Admin\AppData\Roaming\Ukkois\nutu.ule

            Filesize

            380B

            MD5

            c4881313d2a4ed2a57e049139045db2c

            SHA1

            97bcada1e363d38eed639b7032f74c1053b921da

            SHA256

            9f861ef24ef8198257290ee58ff5eabfeb158a647f19c16945627e57938bf69e

            SHA512

            9ad7c7e657a063b7ad8f4caa6c0f32b42b19fcc85635db48232432b94cec8be5f802bc0614239732fd05f21e504135b19f5693b8f073b161aece214c897ab4a1

          • \Users\Admin\AppData\Roaming\Isawcu\keit.exe

            Filesize

            288KB

            MD5

            b69760c890757518647dd15a71a307a6

            SHA1

            79e9e17195004a381685ab35b2853c9a0467ed62

            SHA256

            1e6a68a64404cc959b3c64bc51989d10388add877571b43dde67a6f9e100f1b5

            SHA512

            75f0a2d6b4dc7db2f77768e9daecf9a8f4865cbc5d8eba40c6c5641ca466e1f357b679034d89dc1170fd5048eb951f62b89b55af698eeb0061d7921527e2b60c

          • memory/900-15-0x0000000000280000-0x00000000002C1000-memory.dmp

            Filesize

            260KB

          • memory/900-276-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/900-16-0x0000000000390000-0x00000000003E2000-memory.dmp

            Filesize

            328KB

          • memory/900-18-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/1112-20-0x0000000002010000-0x0000000002051000-memory.dmp

            Filesize

            260KB

          • memory/1112-22-0x0000000002010000-0x0000000002051000-memory.dmp

            Filesize

            260KB

          • memory/1112-19-0x0000000002010000-0x0000000002051000-memory.dmp

            Filesize

            260KB

          • memory/1112-21-0x0000000002010000-0x0000000002051000-memory.dmp

            Filesize

            260KB

          • memory/1112-23-0x0000000002010000-0x0000000002051000-memory.dmp

            Filesize

            260KB

          • memory/1180-25-0x0000000001F80000-0x0000000001FC1000-memory.dmp

            Filesize

            260KB

          • memory/1180-26-0x0000000001F80000-0x0000000001FC1000-memory.dmp

            Filesize

            260KB

          • memory/1180-27-0x0000000001F80000-0x0000000001FC1000-memory.dmp

            Filesize

            260KB

          • memory/1180-28-0x0000000001F80000-0x0000000001FC1000-memory.dmp

            Filesize

            260KB

          • memory/1208-33-0x0000000002CB0000-0x0000000002CF1000-memory.dmp

            Filesize

            260KB

          • memory/1208-30-0x0000000002CB0000-0x0000000002CF1000-memory.dmp

            Filesize

            260KB

          • memory/1208-31-0x0000000002CB0000-0x0000000002CF1000-memory.dmp

            Filesize

            260KB

          • memory/1208-32-0x0000000002CB0000-0x0000000002CF1000-memory.dmp

            Filesize

            260KB

          • memory/1292-79-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-71-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-60-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-58-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-56-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-54-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-52-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-50-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-45-0x00000000005F0000-0x0000000000631000-memory.dmp

            Filesize

            260KB

          • memory/1292-43-0x00000000005F0000-0x0000000000631000-memory.dmp

            Filesize

            260KB

          • memory/1292-41-0x00000000005F0000-0x0000000000631000-memory.dmp

            Filesize

            260KB

          • memory/1292-0-0x0000000000270000-0x00000000002B1000-memory.dmp

            Filesize

            260KB

          • memory/1292-2-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/1292-157-0x00000000002C0000-0x0000000000312000-memory.dmp

            Filesize

            328KB

          • memory/1292-66-0x0000000077960000-0x0000000077961000-memory.dmp

            Filesize

            4KB

          • memory/1292-67-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-69-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-62-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-73-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-75-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-77-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-1-0x00000000002C0000-0x0000000000312000-memory.dmp

            Filesize

            328KB

          • memory/1292-81-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-64-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-49-0x00000000005F0000-0x0000000000631000-memory.dmp

            Filesize

            260KB

          • memory/1292-47-0x00000000005F0000-0x0000000000631000-memory.dmp

            Filesize

            260KB

          • memory/1292-158-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/1292-5-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/1292-3-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/1292-133-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/1292-4-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/1688-35-0x0000000001DA0000-0x0000000001DE1000-memory.dmp

            Filesize

            260KB

          • memory/1688-36-0x0000000001DA0000-0x0000000001DE1000-memory.dmp

            Filesize

            260KB

          • memory/1688-37-0x0000000001DA0000-0x0000000001DE1000-memory.dmp

            Filesize

            260KB

          • memory/1688-38-0x0000000001DA0000-0x0000000001DE1000-memory.dmp

            Filesize

            260KB