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Analysis

  • max time kernel
    154s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2024, 18:20

General

  • Target

    d1c22bb798c832edf64a4fb75700e2f3_JaffaCakes118.exe

  • Size

    71KB

  • MD5

    d1c22bb798c832edf64a4fb75700e2f3

  • SHA1

    4c5f94783665f6bb578bad8ad36911498eb81a6b

  • SHA256

    d8b4cb328e10343831b8142e8356156a76a28ef5551cbd5c657f1a6fa9be44f6

  • SHA512

    247340377de91d8fd85a3fac40e265986bd14497e654086c0bd7a680fe1452aa3aa723951475fe450adf33eb5c5a7fc13fcc981fc19a664488ad9390b4566621

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slps:Olg35GTslA5t3/w8Us

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:632
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3240
        • C:\Users\Admin\AppData\Local\Temp\d1c22bb798c832edf64a4fb75700e2f3_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\d1c22bb798c832edf64a4fb75700e2f3_JaffaCakes118.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5112
          • C:\Windows\SysWOW64\udcitot-axur.exe
            "C:\Windows\system32\udcitot-axur.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3480
            • C:\Windows\SysWOW64\udcitot-axur.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:3580
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3928 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4468

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\eamgookoox.exe

          Filesize

          73KB

          MD5

          110f06f6a0cf87cbe811cdbbba6df5dc

          SHA1

          e89dc4300e06e8891ca2250fd50a7c09cb8d22a2

          SHA256

          3abff124e1793436502dcbdb688195eafd5804b250dacd152ee0d4584c162c7c

          SHA512

          c6ae99bbd561001c756a40f7a03b75316b429d4bb0bdcb26d228fb04c483885d2a12f929eface406975358d6c340ca6a86ce0a82e4a376224b56e28a0088b66f

        • C:\Windows\SysWOW64\osneabeak.dll

          Filesize

          5KB

          MD5

          f37b21c00fd81bd93c89ce741a88f183

          SHA1

          b2796500597c68e2f5638e1101b46eaf32676c1c

          SHA256

          76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

          SHA512

          252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

        • C:\Windows\SysWOW64\udcitot-axur.exe

          Filesize

          71KB

          MD5

          d1c22bb798c832edf64a4fb75700e2f3

          SHA1

          4c5f94783665f6bb578bad8ad36911498eb81a6b

          SHA256

          d8b4cb328e10343831b8142e8356156a76a28ef5551cbd5c657f1a6fa9be44f6

          SHA512

          247340377de91d8fd85a3fac40e265986bd14497e654086c0bd7a680fe1452aa3aa723951475fe450adf33eb5c5a7fc13fcc981fc19a664488ad9390b4566621

        • C:\Windows\SysWOW64\vgodoom.exe

          Filesize

          74KB

          MD5

          e5418918ca058d577bb8379779d413b3

          SHA1

          a78726d131802d6b0938e6d0e4ac1742585c17a2

          SHA256

          a03649515c7651bebadbedc1f3b5cd73c0ca11cdc9b3b8a39f85a706fc2c3a7a

          SHA512

          387761e6710bccf3036b801df07b85ed31a11cdd5dba384d924f72e903676df30b111a7fdc8e5b53182a221c76ca9ca0c5b5f2e14eb8e62dea28f2fc0d2af7ab

        • memory/3480-46-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/3580-47-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/5112-5-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB