Analysis

  • max time kernel
    94s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/01/2025, 13:47

General

  • Target

    JaffaCakes118_58958a20d0398c071e6aa64f919494ca.exe

  • Size

    95KB

  • MD5

    58958a20d0398c071e6aa64f919494ca

  • SHA1

    98aeef7e115d372ef9fa5a4fddcf1c0ffcab5046

  • SHA256

    22d94f1889e72bacc6590eaf0d8caf2093bcbafc8960f3133b480f9fa9e405d2

  • SHA512

    e281381bc89f52206b6ba639d3a0470afca45190f4b03639a97f9f98004f89e4aed1b8c5fbfeca260c450c7010f821c3c0f0577a1c7905a5c51aa76aa6038ac8

  • SSDEEP

    768:F06R0UrgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9ICW:zR0jn3Pc0LCH9MtbvabUDzJYWu3B

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_58958a20d0398c071e6aa64f919494ca.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_58958a20d0398c071e6aa64f919494ca.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3720
    • 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:3088
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1368
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1368 -s 204
            4⤵
            • Program crash
            PID:2412
        • 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:3000
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3000 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1304
        • 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:220
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:220 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3548
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1368 -ip 1368
      1⤵
        PID:2880

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        58958a20d0398c071e6aa64f919494ca

        SHA1

        98aeef7e115d372ef9fa5a4fddcf1c0ffcab5046

        SHA256

        22d94f1889e72bacc6590eaf0d8caf2093bcbafc8960f3133b480f9fa9e405d2

        SHA512

        e281381bc89f52206b6ba639d3a0470afca45190f4b03639a97f9f98004f89e4aed1b8c5fbfeca260c450c7010f821c3c0f0577a1c7905a5c51aa76aa6038ac8

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

        Filesize

        471B

        MD5

        9e22a9c34466faf7bc9cf642444b3f30

        SHA1

        0ac45262532cce40083cc9049fb12d4efb06c01f

        SHA256

        57569469879a3144b391cf9def258ad9ef29d7fd1d3d70a28cfb506443d7a119

        SHA512

        c60649fb0ecdd14c9a6d8f9ea7ac4356b24a5e1a238705bbc8294b72ea2fda21965af200746ae20dd5f45e386fc30e2189de6007e08ff3d7ec72b8dfc39435fe

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

        Filesize

        404B

        MD5

        652d03367a742c496f637b3e390fd9b0

        SHA1

        ab8e57eda49a718fd2bac1e91bac273447514a37

        SHA256

        ffc738fda4947c5555f0999f9ce84a7dfbbbe2dcf2ff30b0e022256757cb0a65

        SHA512

        aa6be91404134f0f9e64d045f522c2c8189d4917a9750a7c2be463913280c6ed28e89773895d69bce942511aa9b6ec477a31a962cd99e7c3663cf3c4aacc5167

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{3E5ABEF2-D347-11EF-A4B7-CA65FB447F0B}.dat

        Filesize

        3KB

        MD5

        6715ea3eb0254c3c34c5ea70edd6aecc

        SHA1

        ef0095291bdb15e93ef589e5849215e1113f7f7f

        SHA256

        fe631b29ddf7db766172f9c965331a02ddc0797c30a84e4cd6854ac79a6161c0

        SHA512

        480093e0a4b30e1790bffeee5c81abfb071fa571a4c448fff61172bfcab2863c6aad34f9fcafaa244da5eb6339465662e9bb638990cf0f985eaf7bb5f5b61af2

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{3E5F83A7-D347-11EF-A4B7-CA65FB447F0B}.dat

        Filesize

        5KB

        MD5

        b9200e431dcb2fb7ae4246758a9baec3

        SHA1

        24b867e81f64ddd96aa31b80bbf524a8b4e0c583

        SHA256

        6fef1031a907fa0fc122b87c9ad86483197a51f6e0800ecc187db003c199358a

        SHA512

        42b7f492e60b2d70097e4d59d900b826228dfa879a61ff6ab8c41cadebcc81799299a5e4d3a5c819264ebb891659db0e57a3ad2d488896882d3ba609ebc8cbef

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1368-30-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

        Filesize

        4KB

      • memory/1368-31-0x0000000000FB0000-0x0000000000FB1000-memory.dmp

        Filesize

        4KB

      • memory/3088-34-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3088-28-0x00000000774B2000-0x00000000774B3000-memory.dmp

        Filesize

        4KB

      • memory/3088-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3088-26-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/3088-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3088-22-0x0000000000400000-0x0000000000460000-memory.dmp

        Filesize

        384KB

      • memory/3088-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3088-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3088-33-0x00000000774B2000-0x00000000774B3000-memory.dmp

        Filesize

        4KB

      • memory/3720-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3720-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3720-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3720-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3720-0-0x0000000000400000-0x0000000000460000-memory.dmp

        Filesize

        384KB

      • memory/3720-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3720-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3720-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3720-8-0x00000000001B0000-0x00000000001B1000-memory.dmp

        Filesize

        4KB

      • memory/3720-2-0x0000000000400000-0x0000000000460000-memory.dmp

        Filesize

        384KB

      • memory/3720-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB