Analysis

  • max time kernel
    95s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 11:30

General

  • Target

    JaffaCakes118_e5ccd11f357324e62abf863e7a52bcac.exe

  • Size

    123KB

  • MD5

    e5ccd11f357324e62abf863e7a52bcac

  • SHA1

    4ce9f8d7a4e9140ede744f9cb757fcedee577c27

  • SHA256

    1bc22219bc6cc69f055cebd24cac26cdbba363a56b89adc97161da6576751bee

  • SHA512

    501a7413c43f5db1ba28df2013478878a351532f41671458dad8d5a18a7d5f62ba073951d75d1873edb1c46a31a05f273acf44023fed134531cd2c76b0c2e597

  • SSDEEP

    768:l06R0UtgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9ICW:TR0Zn3Pc0LCH9MtbvabUDzJYWu3B

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5ccd11f357324e62abf863e7a52bcac.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5ccd11f357324e62abf863e7a52bcac.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1856
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3728
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1536
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 204
            4⤵
            • Program crash
            PID:4640
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4440
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4440 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4600
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1428
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1428 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3636
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1536 -ip 1536
      1⤵
        PID:4740

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        123KB

        MD5

        e5ccd11f357324e62abf863e7a52bcac

        SHA1

        4ce9f8d7a4e9140ede744f9cb757fcedee577c27

        SHA256

        1bc22219bc6cc69f055cebd24cac26cdbba363a56b89adc97161da6576751bee

        SHA512

        501a7413c43f5db1ba28df2013478878a351532f41671458dad8d5a18a7d5f62ba073951d75d1873edb1c46a31a05f273acf44023fed134531cd2c76b0c2e597

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        471B

        MD5

        0ada2095c461df5a751955aa41dd491e

        SHA1

        8366c54b31e1ddc8016aa22aab8c83f73c690810

        SHA256

        80cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09

        SHA512

        135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        a7d75355253c09baccebae0f5ca67b70

        SHA1

        7a4f22cdcf599be2794f63415d1fe0cebeead53d

        SHA256

        510d7b05a542fc7bde897e8cd2ea36f9d6c4b4a2facc7ce5140e0d139e926919

        SHA512

        93c68107af9c323b4f213caae01508802215eb6581bd401a691d30e760016420a2dce6effbe71a2ffda2420379ef081cc0be8f97bf6c7a95f9658fffe980b086

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{4D36965D-D722-11EF-AF2A-E6FB6C85BB83}.dat

        Filesize

        5KB

        MD5

        93451c25cd1388747005f064cf5b03e9

        SHA1

        b9ea84770af15bd566ac5d888782b3f5d4ee4f12

        SHA256

        29500ab106c51ab9befd2b4c33338dfa78c6b9c5f03d49ac13996045d874247f

        SHA512

        040a6a9ae5e122cc7b4a690df377ea5c4313098a613741403783ddb17e2d2b7104345f3b89e49473541612841929450b35af7bc061d9fc108c511fa56b1cab72

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{4D38F943-D722-11EF-AF2A-E6FB6C85BB83}.dat

        Filesize

        3KB

        MD5

        61214faa902ac0e5ef6574646ca076c7

        SHA1

        1b0197399ea60366711646d492af842ba42dd44e

        SHA256

        a0df92dc8af9de5ee8c6af9c1378fc1aba141e90343f62e6feea6774dbc416c3

        SHA512

        d5586b862f46c44aca516d3bc1b5eda17946dc556f0488ec4918ee9c4d33a04b56d54c9eef077aac7e006cb4695a734c359a9b363c2834794a5f52097b375788

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1536-29-0x0000000000350000-0x0000000000351000-memory.dmp

        Filesize

        4KB

      • memory/1536-30-0x0000000000330000-0x0000000000331000-memory.dmp

        Filesize

        4KB

      • memory/1856-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1856-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1856-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1856-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1856-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1856-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1856-0-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/1856-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1856-7-0x0000000002C70000-0x0000000002C71000-memory.dmp

        Filesize

        4KB

      • memory/1856-3-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/1856-2-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/1856-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/3728-26-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/3728-31-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3728-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3728-34-0x00000000771B2000-0x00000000771B3000-memory.dmp

        Filesize

        4KB

      • memory/3728-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3728-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3728-32-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3728-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3728-27-0x00000000771B2000-0x00000000771B3000-memory.dmp

        Filesize

        4KB