Analysis

  • max time kernel
    94s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-01-2025 03:59

General

  • Target

    JaffaCakes118_6a18a0ffb83039a4fb7f6647c6ba03ea.dll

  • Size

    152KB

  • MD5

    6a18a0ffb83039a4fb7f6647c6ba03ea

  • SHA1

    238630ff169c919494c713cfc103bb5fd48769dd

  • SHA256

    fe860ff92706b82c0ee9142efdf9488d0e716f4b96627d1c80321dcfabd4e593

  • SHA512

    26f490b8b158e8e141133895eecd5de854d818bb4986eaa1e6b24d9ce095a8b9a7b4630061241581108b3012a04bbc42c5b26133dee318887cf53456ee02036e

  • SSDEEP

    3072:qvXmimD0k0QRW1PhI1sItKOgGdX3DUPh1BmgdZGyikHAlS9i:q+fD/0QSzItKOgGFYJ1BdKyi+8L

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 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 5 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 51 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 28 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a18a0ffb83039a4fb7f6647c6ba03ea.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a18a0ffb83039a4fb7f6647c6ba03ea.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4332
      • C:\Windows\SysWOW64\rundll32mgr.exe
        C:\Windows\SysWOW64\rundll32mgr.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:4432
        • C:\Program Files (x86)\Microsoft\WaterMark.exe
          "C:\Program Files (x86)\Microsoft\WaterMark.exe"
          4⤵
          • 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:1132
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:4152
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 204
                6⤵
                • Program crash
                PID:4912
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:3108
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3108 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:5084
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:4540
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4540 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:4656
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4152 -ip 4152
      1⤵
        PID:2180

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        471B

        MD5

        d3ef026dd88e6e5106ac84f80286c124

        SHA1

        75062b0190d63b6ee191c2d3fd7deed40520a363

        SHA256

        2ecb929a03fb648afd921206e9f84eebfe98b3b343061e6d2e5bbf3a1d02619c

        SHA512

        809dafd4a0fb9c3c22d3fff05ebb4c025b35a69b514ddb082565a14b3543581f1c430532b6dec2dd4da97a4c9b9818b57d91dcc6f91a3a5425f5a65a078cf64e

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

        Filesize

        404B

        MD5

        95682591e66afdadea03f7e8c1e442b4

        SHA1

        db42fdbf89aeded44f22bafa3a7faba0c267c4b5

        SHA256

        5ca8f256bbe6c9bbbdb544fe08cd3c4c33ad2650617ac4bcee240a018aa23e14

        SHA512

        ea208c7dd1968cfc0d115340ae1e45cc9080c0aea1c53d44b885d589d7320b25ef8cb43847d615ea44ca01a1f9dc73f2f8e0f4cbcad4125137214092d29dc697

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{27C0A01B-C987-11EF-A7EA-DEEFF298442C}.dat

        Filesize

        5KB

        MD5

        2a853fa6cee666d9b3ffb411f3c9f823

        SHA1

        5af652e2235ab72892a8334ac23d150e9650d762

        SHA256

        be55546bd03402ed31e73f50ecf17cbaa5df66ce6272ab8b024084a2d8e13295

        SHA512

        6cb0122eacb3369ecc703e5ba520ba56201850a8cfd07b5f896d987d0c42e429fb5f8ad591b5148568910449787c7bae4dbbe961b32d0f0631d5372e2e0f7f30

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{27C30285-C987-11EF-A7EA-DEEFF298442C}.dat

        Filesize

        3KB

        MD5

        84612d2ece1427f33b7577822f2819cc

        SHA1

        09082617075b5f9686268dbd1230f00dff48028f

        SHA256

        bd6fbc3a2ad8af94c1a04e386beed4f1d1797a2c9e08a418fb9e172be4d067f7

        SHA512

        cb3650583c44f7bda6b6f6328c2b026289be5fd51f2ac86567c19f81ef3a8794a18f8e53565209d550b3e54534c277d0c2bdb0ce67eee44e17069f071e3f13e1

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver2C6A.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Windows\SysWOW64\rundll32mgr.exe

        Filesize

        59KB

        MD5

        0e0f0ae845d89c22bb6385f64a6b85fd

        SHA1

        0f3f1e7f18ab81572c5ce938d3880d4a5d7100ac

        SHA256

        5a5b85c582d5d4b3b912ee6789babebf8ae6d87330d0d33d87274841952899dd

        SHA512

        baec989a6329a2a60d954e83279fd57ba2000f8ed79e7a02d145bf44a5bffcd9a831c63f4b7d44e40c51e40b1dfbe72c5cebac04d0ce7b2295e3fd191b122350

      • memory/1132-34-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/1132-35-0x0000000077642000-0x0000000077643000-memory.dmp

        Filesize

        4KB

      • memory/1132-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1132-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1132-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1132-30-0x0000000077642000-0x0000000077643000-memory.dmp

        Filesize

        4KB

      • memory/1132-29-0x0000000000910000-0x0000000000911000-memory.dmp

        Filesize

        4KB

      • memory/1132-28-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1132-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4152-33-0x0000000000B40000-0x0000000000B41000-memory.dmp

        Filesize

        4KB

      • memory/4152-32-0x0000000000B60000-0x0000000000B61000-memory.dmp

        Filesize

        4KB

      • memory/4332-0-0x0000000010000000-0x0000000010026000-memory.dmp

        Filesize

        152KB

      • memory/4432-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4432-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4432-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4432-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4432-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4432-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4432-9-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/4432-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB