Analysis

  • max time kernel
    93s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 20:50

General

  • Target

    JaffaCakes118_60972c3782d680a08f18598dbceb9400.dll

  • Size

    300KB

  • MD5

    60972c3782d680a08f18598dbceb9400

  • SHA1

    ff5502522d41e30cf8ca5481cfb773ec36912d8c

  • SHA256

    8c923f1cab21f25fa36d4de7d7519817403f25ec0cf4129f3358124a12b277e0

  • SHA512

    6e2f5ed70e9fc8afac18155bf0660b57172b884c63c3565c513210510aac144a151e43865f2a01004118e5a195191d9c9d50e08ce99726ceca8913e28547f7f1

  • SSDEEP

    3072:em07c4fHCp/AZX/AGUBUpV7Os2kKerYVSrfishHwJjocVFEn6rLmXGqIFbaghzoC:07dHCc/ASsad1rasdUVUt3gVoWYy

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 14 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\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60972c3782d680a08f18598dbceb9400.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4968
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60972c3782d680a08f18598dbceb9400.dll
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2552
      • C:\Windows\SysWOW64\regsvr32mgr.exe
        C:\Windows\SysWOW64\regsvr32mgr.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:3724
        • 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:3496
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:436
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 204
                6⤵
                • Program crash
                PID:3536
            • 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:1124
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1124 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:3684
            • 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:1600
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1600 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:3020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 436 -ip 436
      1⤵
        PID:5052

      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

        30f59b20e935520badc298242cb4cff1

        SHA1

        00622b2054eb148a8459c2ccd0b22606c2d5c7f6

        SHA256

        4a981d199e551f2b8c8fa22f0e3fbc264e876e5ed243d83331b2a6083a753e3c

        SHA512

        f22ca09eb3266cee3f363e4f3f955745382679d136d61e7c27f81081cd77efa5f82f82220526928f73049e692b7c060f64032dfae0f967c579c6e6acfd2e8d21

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

        Filesize

        404B

        MD5

        f7fe84da59a199c93c29a79776119f09

        SHA1

        4f1447b469c5f75d3c9fe3fe026fa11145698a56

        SHA256

        b8f8015eeac8d36315fa47a74ab7046a2fe7781c2c408dabc1d20ed907f68f91

        SHA512

        c8dc57abafc3e7b36fae80d22ead10daa9e7ac3a6c181f9f5f54275f336bc2e3792adff69f586281663bf1f71ae281d4e1fc8ddef60bce8254578005aaa71a92

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

        Filesize

        404B

        MD5

        4c570e8a2e18e08c10502ff69bf7e9e3

        SHA1

        097ca43e5a545f9290ba27a7052331cadc3a0032

        SHA256

        5857b94f017816b3bfc5bd70da5366eb20198f0d497264a4bb38d92a6f94ac28

        SHA512

        30cf967c12389fafca1a8b8e1bc445f729887b720010ec763dcb287a8736c12c5197853b440e93169003fe4cdb1fc1b0250068eb83dcaa67f95ec3feae264078

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{0D570A83-C882-11EF-9361-FA89EA07D49F}.dat

        Filesize

        5KB

        MD5

        bf718aa24434462be58960fcc5573cb8

        SHA1

        f72aa09ed622ce0106e8c6d30cbed0f908de39be

        SHA256

        2fbe7af69634637d802a4a7f3f76fba0d99aade79570d5c8297b505fe2300ff6

        SHA512

        904f8d0c361bb4e5743e78e91168d902a1ba1972fd66fe5dafe7d6c3279a299a517517c48d368a2015e1b865bd87fc60ed055843e7ea8ed9156e440aa8667bcb

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{0D596CF1-C882-11EF-9361-FA89EA07D49F}.dat

        Filesize

        3KB

        MD5

        9163a52b2dafdc6420ddf6c090efca13

        SHA1

        bf428b34f7613fdfe93cc3229058782973bce63e

        SHA256

        7908ff1ba3c910d682500529bd834b3e292133662e817b1c54d7041017ad8d9d

        SHA512

        390dbe950f2f9b0d41c6b8984a668050c47bd17b59558c385ed263d06af0de18323218c20ef0e1ae28362ff24a4686ee5c05fbd2033d3b83d0cd92de7b29bdd6

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver3D81.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Windows\SysWOW64\regsvr32mgr.exe

        Filesize

        95KB

        MD5

        83176054d3fb2f5846d1ad15f0a1a377

        SHA1

        6770d091852d08f0dfd2ff0bc79ecf7a09445b19

        SHA256

        36a6025aea777d2e8cdd53529875bb9c90a51088af7f4148967e5a5d1ece4181

        SHA512

        151b11ed40722f7eb70850f3d84fc6918cbc88587a0968769f30bacf3fdf87e5fcd42de1aaa7dbf3ffbb34333ef59f1daceb9f0c4f30872a0ce745f9b719d933

      • memory/436-37-0x0000000000C20000-0x0000000000C21000-memory.dmp

        Filesize

        4KB

      • memory/436-38-0x0000000000C00000-0x0000000000C01000-memory.dmp

        Filesize

        4KB

      • memory/2552-0-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/3496-40-0x0000000077172000-0x0000000077173000-memory.dmp

        Filesize

        4KB

      • memory/3496-43-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3496-44-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3496-39-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3496-28-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/3496-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3496-34-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/3496-32-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3496-35-0x0000000077172000-0x0000000077173000-memory.dmp

        Filesize

        4KB

      • memory/3724-8-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/3724-27-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/3724-6-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/3724-17-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-12-0x00000000008B0000-0x00000000008B1000-memory.dmp

        Filesize

        4KB

      • memory/3724-15-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-14-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3724-4-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB