Analysis

  • max time kernel
    97s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2024 19:21

General

  • Target

    96b8422adc53ac3aec514e98eba31843_JaffaCakes118.dll

  • Size

    189KB

  • MD5

    96b8422adc53ac3aec514e98eba31843

  • SHA1

    cb17acd6eba24efa3762f32400779406a8bba943

  • SHA256

    dd7f608d8c1c9bb2258dc9af7da414f833e4262299c472ee0f64f74b094c21c4

  • SHA512

    a709b83b82b1feb3ef4fdcd4dca2e8486ae72005fc10c934ba54e7a64b5229dd696e64085ef28fae32f724d527f68412595ca5612507473e4794af2e2c142fb1

  • SSDEEP

    3072:+ttOf4bwPdy5X4kpEMG04a74gZ/s4yP3PHr:++IpvM0T74bxP3T

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 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 38 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\96b8422adc53ac3aec514e98eba31843_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\96b8422adc53ac3aec514e98eba31843_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1376
      • C:\Users\Admin\AppData\Local\Temp\fxvVpP6P
        "fxvVpP6P"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4288
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:4272
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4272 -s 204
              5⤵
              • Program crash
              PID:3744
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2288
            • 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:4192
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4192 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:1640
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4192 CREDAT:17416 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:3756
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            4⤵
              PID:5076
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 216
                5⤵
                • Program crash
                PID:1508
            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
              "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
              4⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:4436
              • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
                5⤵
                • Modifies Internet Explorer settings
                PID:4432
            • C:\Users\Admin\AppData\Local\Temp\shvacftgepcxfadf.exe
              "C:\Users\Admin\AppData\Local\Temp\shvacftgepcxfadf.exe"
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:3308
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1376 -s 640
            3⤵
            • Program crash
            PID:3676
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1376 -ip 1376
        1⤵
          PID:2536
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4272 -ip 4272
          1⤵
            PID:3556
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 5076 -ip 5076
            1⤵
              PID:3448

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              471B

              MD5

              539399c9f7153f78b67cde1bcdea163f

              SHA1

              6cb6e4936d546c17549aec9431a2af7c31bb3c3a

              SHA256

              27b9528028887b2d852cae2cb55efb965fc13dfa0882f85d6236814f7eb0ad65

              SHA512

              11836ba1429de7d15b9eb33b4852b0c71872149e9d448959c366aca1db75796446a86ee5c40b274ac3102d5395c7197d4dc2cd11b32754538aa6883e0ebdbf17

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

              Filesize

              404B

              MD5

              cb25b0b4674e571d1c3b81c7ed8e5fc2

              SHA1

              d36ab361da697cfcde0ef99526d824095659dbf1

              SHA256

              57def71fc1f51ed441bd0a88e9f7fb834a8bfdb34e6f5120268e5132822bbd77

              SHA512

              ca841cb5331a8b18d03482e01637863090b49c3ed7050df853b9ac8f1b0d5e43307f408426750e744fa864f9f4814a44d89e66a15a12ee3f669a270861f30434

            • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver1596.tmp

              Filesize

              15KB

              MD5

              1a545d0052b581fbb2ab4c52133846bc

              SHA1

              62f3266a9b9925cd6d98658b92adec673cbe3dd3

              SHA256

              557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

              SHA512

              bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\suggestions[1].en-US

              Filesize

              17KB

              MD5

              5a34cb996293fde2cb7a4ac89587393a

              SHA1

              3c96c993500690d1a77873cd62bc639b3a10653f

              SHA256

              c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

              SHA512

              e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

            • C:\Users\Admin\AppData\Local\Temp\fxvVpP6P

              Filesize

              96KB

              MD5

              74f37fe4cd2c65109465b9998183a657

              SHA1

              9419ff643ebd890e108c2732a40f9b3628b35a71

              SHA256

              4e84e2831364f0a0b9c7d552e58b9706d0de6fae139942207af33f515dcae40b

              SHA512

              95651b579b497f8a3f4b0eb42f90bd8a722a50b38e3b6c22133ae2390e68bad21d74f7fdc4a45fc43c8aa798c5775e87bf6cb20a6e1ed9c7e80ecb9b302b4a81

            • memory/1376-15-0x0000000074CE0000-0x0000000074D14000-memory.dmp

              Filesize

              208KB

            • memory/1376-0-0x0000000074CE0000-0x0000000074D14000-memory.dmp

              Filesize

              208KB

            • memory/3308-53-0x0000000000400000-0x000000000043B000-memory.dmp

              Filesize

              236KB

            • memory/3308-49-0x0000000000400000-0x000000000043B000-memory.dmp

              Filesize

              236KB

            • memory/3308-54-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB

            • memory/3308-51-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB

            • memory/4272-14-0x0000000000D70000-0x0000000000D71000-memory.dmp

              Filesize

              4KB

            • memory/4272-13-0x0000000000D90000-0x0000000000D91000-memory.dmp

              Filesize

              4KB

            • memory/4288-12-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB

            • memory/4288-23-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB

            • memory/4288-24-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB

            • memory/4288-25-0x00000000772B2000-0x00000000772B3000-memory.dmp

              Filesize

              4KB

            • memory/4288-19-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB

            • memory/4288-22-0x00000000772B2000-0x00000000772B3000-memory.dmp

              Filesize

              4KB

            • memory/4288-16-0x0000000000400000-0x000000000043B000-memory.dmp

              Filesize

              236KB

            • memory/4288-10-0x00000000004E0000-0x00000000004E1000-memory.dmp

              Filesize

              4KB

            • memory/4288-9-0x00000000004D0000-0x00000000004D1000-memory.dmp

              Filesize

              4KB

            • memory/4288-6-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB

            • memory/4288-47-0x0000000000400000-0x000000000043B000-memory.dmp

              Filesize

              236KB

            • memory/4288-5-0x0000000000400000-0x000000000043B000-memory.dmp

              Filesize

              236KB

            • memory/4288-4-0x0000000000400000-0x000000000043A1A8-memory.dmp

              Filesize

              232KB