Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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 15:29

General

  • Target

    JaffaCakes118_8fbf23d29c72c820871f0a3c8a530e60.exe

  • Size

    92KB

  • MD5

    8fbf23d29c72c820871f0a3c8a530e60

  • SHA1

    96d99798cad1a8655f0f37463aca1f72e9daf3f0

  • SHA256

    18fbcd1063ce3bf6f652b1e9115aea48236ba80c3344d1107672c8cad9b6b9aa

  • SHA512

    b891ad198057089e929c4c57cbd62a480b7c61999ebfa9842391daf1344dc76bc44a94e6f4978deea51e78a01c255f85279b04bb50a37774e190cec2934808a7

  • SSDEEP

    1536:DVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApX:bnxwgxgfR/DVG7wBpX

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_8fbf23d29c72c820871f0a3c8a530e60.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fbf23d29c72c820871f0a3c8a530e60.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2920
    • 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:1472
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:936
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 936 -s 204
            4⤵
            • Program crash
            PID:4140
        • 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:3520
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3520 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3960
        • 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:336
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:336 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:660
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 936 -ip 936
      1⤵
        PID:3976

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        92KB

        MD5

        8fbf23d29c72c820871f0a3c8a530e60

        SHA1

        96d99798cad1a8655f0f37463aca1f72e9daf3f0

        SHA256

        18fbcd1063ce3bf6f652b1e9115aea48236ba80c3344d1107672c8cad9b6b9aa

        SHA512

        b891ad198057089e929c4c57cbd62a480b7c61999ebfa9842391daf1344dc76bc44a94e6f4978deea51e78a01c255f85279b04bb50a37774e190cec2934808a7

      • 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

        818e670cb846dd4048b30320216c013f

        SHA1

        81ccfb30f20385974d53b07332150d62a3e373d2

        SHA256

        5e2aaa342127ba03be07f4869742c9e3b99fe677a3014230ce15e78da9600937

        SHA512

        7f368b16d4379a7dd139f6c8f6efcfac1f83abc96e80528e33b41f37d3f7971bb461cd658706470bd8202947ea3dc4e849c6ca71d49c0b17cba7c4ea226d36fb

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{EB7C64D7-D4E7-11EF-BDBF-FA9F886F8D04}.dat

        Filesize

        3KB

        MD5

        e5bf0703f82ba36cb2c218319b350aa1

        SHA1

        c12bc481a225a37e1da9e84799a4201c2721873f

        SHA256

        1bb0fa5dc91b60bcbc69ba93605b730a365aa99bf248189050d677ab5086846d

        SHA512

        109a6dc8cab1c3864f7ac0eb4fedd64e8cc355e4051191258d4cf920a5e909ffbb40bd004201df97592bd8bc7edd95ebe3f02cab51e7b646eace88903cb3046c

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{EB838B17-D4E7-11EF-BDBF-FA9F886F8D04}.dat

        Filesize

        5KB

        MD5

        1794cedaf6246e53ca24fc2d02511413

        SHA1

        37ac20e2c6f3ccce6b6169910ea41a4eccf14535

        SHA256

        ba0bec16ffebbe8f38f656452b44429cf2dba701fcce75bbfdc2b3d35c47311f

        SHA512

        2e59d3e4272d8568c6cee655ece6a13532d31107d70bd055bde29703d6526f74697d27632e89ffe7d73353d94bfe98aa713bd7f1e42d07f390d02d351ff56d6a

      • 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/936-31-0x0000000000C60000-0x0000000000C61000-memory.dmp

        Filesize

        4KB

      • memory/936-30-0x0000000000C80000-0x0000000000C81000-memory.dmp

        Filesize

        4KB

      • memory/1472-21-0x0000000000400000-0x0000000000431000-memory.dmp

        Filesize

        196KB

      • memory/1472-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/1472-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1472-28-0x0000000077032000-0x0000000077033000-memory.dmp

        Filesize

        4KB

      • memory/1472-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1472-24-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

      • memory/1472-33-0x0000000077032000-0x0000000077033000-memory.dmp

        Filesize

        4KB

      • memory/1472-34-0x0000000000400000-0x0000000000431000-memory.dmp

        Filesize

        196KB

      • memory/1472-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-26-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB

      • memory/2920-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-14-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-0-0x0000000000400000-0x0000000000431000-memory.dmp

        Filesize

        196KB

      • memory/2920-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2920-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2920-1-0x0000000000401000-0x0000000000404000-memory.dmp

        Filesize

        12KB