Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/06/2024, 14:17

General

  • Target
    92151189f1a9a4ba0d04893a04fa057c_JaffaCakes118.html
  • Size 132KB
  • Sample240603-rlsdnshc2x
  • SHA256 f487abfd1cc766c4ecc922a96036e215fda723a7d6ab303d050008da11cc2e07
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ramnit

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 40 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\92151189f1a9a4ba0d04893a04fa057c_JaffaCakes118.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3044 CREDAT:275457 /prefetch:2
      2⤵
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
          "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2612
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            5⤵
              PID:2864
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3044 CREDAT:734215 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2760

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          3C428B1A3E5F57D887EC4B864FAC5DCC

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3C428B1A3E5F57D887EC4B864FAC5DCC
          • Size 914B
          • SHA256 cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
          • Size 70KB
          • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
          • MD5 SHA1 SHA512 SSDEEP

          F0ACCF77CDCBFF39F6191887F6D2D357

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357
          • Size 1KB
          • SHA256 df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
          • MD5 SHA1 SHA512

          3C428B1A3E5F57D887EC4B864FAC5DCC

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC
          • Size 252B
          • SHA256 2bc32b96ae152c46e66825dbf358cbbd2bb27c1218892ad276b644d3db6ec28d
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 84412351f89a043fdedc1465a91a7f2cf87ab9e785e2a2bab25abc246323768e
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 7d08a82d0f49df98585ac0793b0eaacff61ce327e640e6bec0915e3db4469c8f
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 6768bc9f89c7f7c1435222649fb45619590960fe0f7837b26324423c03bc60ff
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 4ea37bb7612ec546e16b30f4fa3cc1abf818a920cb6de3032864404fadb8b77c
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 35f71ca327a052ac796fd49de35b13ae71274fb24c7318f3f54e5d81f9e5f2e6
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 47612801a75223003e7c643233acdba84dabf87a67705fe11d0fda9dec2b56ad
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 f4e0d4e01b065e6194bb22a4475abccb72172e5c3f0d4911e5ebafc16109976d
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 b2b651ad6d7262ef79715503a3c5f886c98602c8df7bd297c066661ae746a426
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 d6dc4508cddd4134140dc5f7b92332ce02f349e1a7e1e642d4abefb42429575e
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 9be203da932ed0cddcb03dc1ac83e89cbab50d4e72baa1297737fd676b0ac4b8
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 5448fe28139265ab4d894419ea82b9a3c8a02fe1583250ad31303681b0f4ee2b
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 455b27f93ceab15e840adb87d05dccca3928d6651049b6746110ffd5712d0597
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 ff1b20f1ae6c7c5629e8914159285d309b1d51fff79a25f0dfdbcadd14979303
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 562a6f3ada5bc9e8a65e8a0bea0b5f44fbd475cc10685efe124678ee74bbc66b
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 61e0421b23f02d521448d39270b12007ef798eb373ac950800458de6109da534
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 d8522eb1b14e5c3e0b19d3dec629c5a4e20b9d9dfec7332e815c81a1eb19837b
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 0ac44904471ced78eea38f529af98696cbea41bc503df96f4644861c95d37d9b
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 6472a9664b7b7717bb5ca9c94169ff73909f08a5dcce51003199725ae8d5348b
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 ee117be80406cb092b1265be6181ddd203b2d381a52a2ee1645c13f02d3947a3
          • MD5 SHA1 SHA512

          F0ACCF77CDCBFF39F6191887F6D2D357

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
          • Size 242B
          • SHA256 db9a65a4da63b5e2d7f000c8613898fa61af32a9bd5e5cfcb06c1adbd8e7e252
          • MD5 SHA1 SHA512

          favicon[1].ico

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\F4WDKLLT\favicon[1].ico
          • Size 4KB
          • SHA256 5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07
          • MD5 SHA1 SHA512 SSDEEP

          Tar21D9.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tar21D9.tmp
          • Size 181KB
          • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
          • MD5 SHA1 SHA512 SSDEEP

          svchost.exe

          • Path \Users\Admin\AppData\Local\Temp\svchost.exe
          • Size 55KB
          • SHA256 fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
          • MD5 SHA1 SHA512 SSDEEP

          memory/2612-16-0x0000000000240000-0x0000000000241000-memory.dmp

          memory/2612-18-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/2656-7-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/2656-8-0x0000000000230000-0x000000000023F000-memory.dmp