Analysis

  • max time kernel
    149s
  • 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
    17-01-2025 18:38

General

  • Target

    JaffaCakes118_944e421879c77c4e4dcb5315b6f0a842.exe

  • Size

    95KB

  • MD5

    944e421879c77c4e4dcb5315b6f0a842

  • SHA1

    169325f300d723875ee3942378d94640d2ffbfc8

  • SHA256

    1c6a27e52432237ed3740d04e995adf70b71d31cfb0ef516ed18256fa5640b3a

  • SHA512

    f48811c4791fbfde033af87c3546aa46593fd3a7aeeb65c6567ae09298bd6b14c6898a9242f2cb0958691bd32e294dfab664d321ff7c950e06932bf9403e6863

  • SSDEEP

    768:+06R0UrgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9ICW:MR0jn3Pc0LCH9MtbvabUDzJYWu3B

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_944e421879c77c4e4dcb5315b6f0a842.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_944e421879c77c4e4dcb5315b6f0a842.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2284
    • 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:3636
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3536
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3536 -s 204
            4⤵
            • Program crash
            PID:4388
        • 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:4008
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4008 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4756
        • 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:3416
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3416 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3536 -ip 3536
      1⤵
        PID:3896

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        944e421879c77c4e4dcb5315b6f0a842

        SHA1

        169325f300d723875ee3942378d94640d2ffbfc8

        SHA256

        1c6a27e52432237ed3740d04e995adf70b71d31cfb0ef516ed18256fa5640b3a

        SHA512

        f48811c4791fbfde033af87c3546aa46593fd3a7aeeb65c6567ae09298bd6b14c6898a9242f2cb0958691bd32e294dfab664d321ff7c950e06932bf9403e6863

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

        Filesize

        471B

        MD5

        37827a5b375c40c1d7c482099e06c5bb

        SHA1

        48a43de39625e410113ec4d2d3e355535c7163a9

        SHA256

        ffbd974e64098b8a4b5abe5633fe019780fb5eb4fb52418810fbbdc50084ef51

        SHA512

        e14bdded02c844462222ce326d91cfc2403f2fb164911a7b1401cb5dcb29c804383cf554304a5ea8465d743ef2f0fa78e6cba3f064dad02cd00076c1ac5f843e

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

        Filesize

        404B

        MD5

        71bafd5f35b8e479cd36384a1bc1feba

        SHA1

        5730df3773c44d9d0f422b12692d497c2e72ef08

        SHA256

        3e9b8fcaa722e4c38cabcf7a947760708d36afc53841a25a5c8c88dd746b0f99

        SHA512

        e43f51a039c7e992d1f11f10abe1ea1d2257919ae1fcbcaaf0e7fce2636b64a94017391ace38a638f72acb0c2c68761d0639ffe186af84287e95940e8c5ef2e7

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

        Filesize

        404B

        MD5

        be5c869495faef8442e6ba553b73b6d6

        SHA1

        7d9c864f0709d03b1055314296449107b8bf9332

        SHA256

        028e1581975323618a5def6de531b5ef76a8fc5e3a1620d9bd4c6383b46db272

        SHA512

        727b9f6ad110456773e0ca4525eba83d96c3b12be3654315162ad20250e8beb51129ffdd894345a00170051a014cc571ce204b26ab283a8deb7252d9329d8593

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{31FF1B33-D502-11EF-BDBF-468C69F2ED48}.dat

        Filesize

        5KB

        MD5

        917c0699fecdb385b0560c1ccbcc0c1e

        SHA1

        a790750595d4b4e05922b514da65049928f34146

        SHA256

        7d83926b79aa508c51450be5caf8b55194511acac7e2f5827e9912172587650c

        SHA512

        5581d0b217731985ba13c19be311a330e8545e12780cbe26cdd69fc67bfb7a160360ab2dedaf042410e7b29091e13650568f047c0a7b61a01a7b678eb37744fd

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{32017DAF-D502-11EF-BDBF-468C69F2ED48}.dat

        Filesize

        3KB

        MD5

        f4645f7c786f948bf9cfa855a2bf901c

        SHA1

        02e6f95895ddac5947bd425c35163b50053af1c4

        SHA256

        36826333523413941d9726d71283eef813e171c57295e41bb9fb3bd7efc7db32

        SHA512

        f097d4d7fe81fc9219b3b5858cf4e151215a7d5ff79279bda2ed55e2f3bf0013369f0972c2ea2a9a078f4b4d919afd250eac9bad7c552fb375a24d3d11854936

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/2284-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-0-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB

      • memory/2284-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2284-6-0x00000000008F0000-0x00000000008F1000-memory.dmp

        Filesize

        4KB

      • memory/2284-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/2284-2-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB

      • memory/3536-31-0x0000000000840000-0x0000000000841000-memory.dmp

        Filesize

        4KB

      • memory/3536-30-0x0000000000860000-0x0000000000861000-memory.dmp

        Filesize

        4KB

      • memory/3636-28-0x0000000077C22000-0x0000000077C23000-memory.dmp

        Filesize

        4KB

      • memory/3636-33-0x0000000077C22000-0x0000000077C23000-memory.dmp

        Filesize

        4KB

      • memory/3636-34-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3636-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3636-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3636-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3636-27-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/3636-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB