Analysis

  • max time kernel
    94s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2024, 21:30

General

  • Target

    10928fe04d1c9d0baebb6cbf172bc901_JaffaCakes118.dll

  • Size

    688KB

  • MD5

    10928fe04d1c9d0baebb6cbf172bc901

  • SHA1

    2536a4bbeb090a8435bb201d63484418702f3bea

  • SHA256

    96ff5ac7de0d84f9c3d1d55008122d1e13c206388576f7d6c082b76963a7eabe

  • SHA512

    bf0a3c1f9ddf7e2aa15360037cd25e9428f61d0f9a0aaa4682dd94dd3851e662c802fa9cf8b026576d3e83a88d3fc5c06dd6c1d72005579e38910ac9f7f0ab62

  • SSDEEP

    12288:Y0ywjWtUO+Oke04VGUl6vhOiue+bhPrRx4vSZqB7Y0lnMyC2+EkRo6OaqTH9:HCwsdPJyC298ow29

Malware Config

Signatures

  • Ramnit

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

  • 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 2 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 55 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\10928fe04d1c9d0baebb6cbf172bc901_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\10928fe04d1c9d0baebb6cbf172bc901_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2272
      • 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:656
        • 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:3232
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:220
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 212
                6⤵
                • Program crash
                PID:1432
            • 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:4480
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4480 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:1900
            • 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:4492
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4492 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:4720
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 632
          3⤵
          • Program crash
          PID:2268
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2272 -ip 2272
      1⤵
        PID:3504
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 220 -ip 220
        1⤵
          PID:4024

        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

                6de4427d02d49cee2c46a8fead1fafa8

                SHA1

                bee49bf0e4452ca72442face8e655bf4a8c3af17

                SHA256

                46d5cd7ff558e5c788807eb674587359c6a660cef091eb420676977e49833d53

                SHA512

                c80311bb92f9f49de96d06e9a76a3ef0310365999f00f401fd003d438b66744a88f093b5887e1723c6b8179798697ec24c4b2bda489323337f6cec6d28ef6434

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

                Filesize

                404B

                MD5

                ad538753831fd2da372f57f3e68193c8

                SHA1

                f0adf0497d1cc3993f8ab44c392df29c76f2a543

                SHA256

                d944bf6da361eee7d4f2f37f21b5b198ec96c37e031a85257b092d0f0220f96d

                SHA512

                5792d188b0c959e8eac69be651f8c11189a0a35b1a75794f598142d4d8c1bb2097f21823801c44f42027bd591e02bd4697191ebabf154141152841cdb9a72c61

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

                Filesize

                404B

                MD5

                73db990f854a2a365c2077b005ef7167

                SHA1

                045af73b495a0b12b42ae35744d001719fff5771

                SHA256

                3135de8434d49deb68460d7d29f766766e916a5057cc71706ec2663fd1aae35c

                SHA512

                f2658bcb84af25f68f95af80dd9220fc9d0ef454f78117af0254ecf63d0c47db93db346095228446efd272a41bd6375615d8aacfaee7f3d3f866114b4717915f

              • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BB2D34F0-81CE-11EF-8D5B-5ED96FC588C3}.dat

                Filesize

                5KB

                MD5

                f8d8b4972720cc015e1b37a5b447f01a

                SHA1

                e8e36dac7b26a10b503736e93e441015ff14fa73

                SHA256

                5a0428b15f11b8dec3cb49764bb679cad465436a214e55f59c727251bfe22758

                SHA512

                fbed0b3c11680b1b7d5ce119cb8175a36ec44613ea3d8bb108f0d6f7bced63d3d5d49728e18e73dbba603e3921326e6bde948ffd11fe32a8128b41795bc4f1e7

              • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BB2F97D8-81CE-11EF-8D5B-5ED96FC588C3}.dat

                Filesize

                4KB

                MD5

                44ec5561ae72c64428f540024cbd7d0a

                SHA1

                492f595b14abc58e7962d2263bcdd5bf73d9e76d

                SHA256

                6c936ac1664526319a88e21a8718ce646352f19192532fa563d7904db37be4fe

                SHA512

                c319a4ed5d30fe6c287ae1f902e414a88dbfb7a8601e9f9784e3ee51ef86eaf41a73d24fb33fbe464b3f466832a66e13967d3678b27434469825c9bf0def6810

              • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verB36.tmp

                Filesize

                15KB

                MD5

                1a545d0052b581fbb2ab4c52133846bc

                SHA1

                62f3266a9b9925cd6d98658b92adec673cbe3dd3

                SHA256

                557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

                SHA512

                bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\KQ3665LB\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/220-33-0x00000000012E0000-0x00000000012E1000-memory.dmp

                Filesize

                4KB

              • memory/220-32-0x0000000001300000-0x0000000001301000-memory.dmp

                Filesize

                4KB

              • memory/656-5-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/656-11-0x0000000000900000-0x0000000000901000-memory.dmp

                Filesize

                4KB

              • memory/656-7-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/656-9-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/656-13-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/656-14-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/656-6-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/656-12-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/2272-34-0x0000000010000000-0x00000000100AD000-memory.dmp

                Filesize

                692KB

              • memory/2272-0-0x0000000010000000-0x00000000100AD000-memory.dmp

                Filesize

                692KB

              • memory/3232-36-0x0000000077D92000-0x0000000077D93000-memory.dmp

                Filesize

                4KB

              • memory/3232-37-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/3232-27-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/3232-40-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/3232-35-0x0000000000070000-0x0000000000071000-memory.dmp

                Filesize

                4KB

              • memory/3232-24-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/3232-28-0x0000000000060000-0x0000000000061000-memory.dmp

                Filesize

                4KB

              • memory/3232-29-0x0000000000400000-0x0000000000421000-memory.dmp

                Filesize

                132KB

              • memory/3232-30-0x0000000077D92000-0x0000000077D93000-memory.dmp

                Filesize

                4KB