Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2024 17:09

General

  • Target

    31404212cba318f2a7556105075f71b3_JaffaCakes118.exe

  • Size

    640KB

  • MD5

    31404212cba318f2a7556105075f71b3

  • SHA1

    10bf447cb459eb24ef5a84530d5a9c19a5dcf3d6

  • SHA256

    713fdf5caffe2138e076c1b25193cf8dea8c1ff74e72178598da0af5209fbd2e

  • SHA512

    3190576f24576b847797b4d6ed0e2dfd7ee3774d6049bb87727557c24d8f717aea88947e4a4c114ee0fedcbf5e1fcb50de85742269b9735bce132339faa02971

  • SSDEEP

    6144:d91sHI+Ri09LzS8Xghw67smirGaf6cNkJI/iU4Bm:dj0BzBCw6cf3RiU4

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 39 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 48 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\31404212cba318f2a7556105075f71b3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\31404212cba318f2a7556105075f71b3_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\\delmeexe.bat
      2⤵
        PID:2412
    • C:\Windows\SysWOW64\RpcS.exe
      C:\Windows\SysWOW64\RpcS.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2952
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" about:blank
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4388
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE" about:blank
          3⤵
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1424
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1424 CREDAT:17410 /prefetch:2
            4⤵
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious use of SetWindowsHookEx
            PID:4488
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1424 CREDAT:82948 /prefetch:2
            4⤵
            • Modifies data under HKEY_USERS
            • Suspicious use of SetWindowsHookEx
            PID:1168
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1424 CREDAT:82952 /prefetch:2
            4⤵
            • Modifies data under HKEY_USERS
            • Suspicious use of SetWindowsHookEx
            PID:3548
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1424 CREDAT:82956 /prefetch:2
            4⤵
            • Suspicious use of SetWindowsHookEx
            PID:3716
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1424 CREDAT:82962 /prefetch:2
            4⤵
            • Modifies data under HKEY_USERS
            • Suspicious use of SetWindowsHookEx
            PID:2648
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" about:blank
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1136
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE" about:blank
          3⤵
            PID:764
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" about:blank
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4176
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE" about:blank
            3⤵
              PID:2184
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" about:blank
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2752
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE" about:blank
              3⤵
                PID:4060
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" about:blank
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1712
              • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files\Internet Explorer\IEXPLORE.EXE" about:blank
                3⤵
                  PID:4952
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" about:blank
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:5084
                • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" about:blank
                  3⤵
                    PID:544

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

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

                Filesize

                231B

                MD5

                7f5fbef0220970c57bde73fb08f03d1c

                SHA1

                735ade8cf67647578fd5e68a98604835f4e77c0e

                SHA256

                32b6dfde551c85b44367283cef7c240bbde6c70720e871d098a255ad1260efd8

                SHA512

                b4fe324d03c64acaeb5ca5c0fb772f44c223a65d026de6cc4620210d5f36c0ea2cc028e38fcfc0ea7970e4a90dcf0995a3d81d4c4c1156db48f4e6d05f42d2fd

              • C:\Windows\SysWOW64\RpcS.exe

                Filesize

                640KB

                MD5

                31404212cba318f2a7556105075f71b3

                SHA1

                10bf447cb459eb24ef5a84530d5a9c19a5dcf3d6

                SHA256

                713fdf5caffe2138e076c1b25193cf8dea8c1ff74e72178598da0af5209fbd2e

                SHA512

                3190576f24576b847797b4d6ed0e2dfd7ee3774d6049bb87727557c24d8f717aea88947e4a4c114ee0fedcbf5e1fcb50de85742269b9735bce132339faa02971

              • C:\Windows\System32\config\systemprofile\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

                Filesize

                4KB

                MD5

                da597791be3b6e732f0bc8b20e38ee62

                SHA1

                1125c45d285c360542027d7554a5c442288974de

                SHA256

                5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07

                SHA512

                d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e

              • C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE\suggestions[1].en-US

                Filesize

                17KB

                MD5

                5a34cb996293fde2cb7a4ac89587393a

                SHA1

                3c96c993500690d1a77873cd62bc639b3a10653f

                SHA256

                c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

                SHA512

                e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

              • C:\Windows\System32\config\systemprofile\Favorites\desktop.ini

                Filesize

                402B

                MD5

                881dfac93652edb0a8228029ba92d0f5

                SHA1

                5b317253a63fecb167bf07befa05c5ed09c4ccea

                SHA256

                a45e345556901cd98b9bf8700b2a263f1da2b2e53dbdf69b9e6cfab6e0bd3464

                SHA512

                592b24deb837d6b82c692da781b8a69d9fa20bbaa3041d6c651839e72f45ac075a86cb967ea2df08fa0635ae28d6064a900f5d15180b9037bb8ba02f9e8e1810

              • C:\Windows\Temp\KnoAF6A.tmp

                Filesize

                88KB

                MD5

                002d5646771d31d1e7c57990cc020150

                SHA1

                a28ec731f9106c252f313cca349a68ef94ee3de9

                SHA256

                1e2e25bf730ff20c89d57aa38f7f34be7690820e8279b20127d0014dd27b743f

                SHA512

                689e90e7d83eef054a168b98ba2b8d05ab6ff8564e199d4089215ad3fe33440908e687aa9ad7d94468f9f57a4cc19842d53a9cd2f17758bdadf0503df63629c6

              • memory/2952-5-0x0000000000400000-0x00000000004A0000-memory.dmp

                Filesize

                640KB

              • memory/2952-49-0x0000000000400000-0x00000000004A0000-memory.dmp

                Filesize

                640KB

              • memory/2968-0-0x0000000000400000-0x00000000004A0000-memory.dmp

                Filesize

                640KB

              • memory/2968-10-0x0000000000400000-0x00000000004A0000-memory.dmp

                Filesize

                640KB