Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/03/2024, 22:25

General

  • Target
    2e5b64eab6f3ea2711a18b9372ba8ed0_JaffaCakes118.html
  • Size 229KB
  • Sample240329-2casdacb45
  • SHA256 e2a220bfe7e4205322153fba59d83623cf637092aed6a7ff051fb2f255095004
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ramnit

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\2e5b64eab6f3ea2711a18b9372ba8ed0_JaffaCakes118.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2900 CREDAT:275457 /prefetch:2
      2⤵
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2940
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:896
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          4⤵
            PID:1576
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:2148
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2900 CREDAT:406540 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2628
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2900 CREDAT:668678 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2652

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
            • Size 68KB
            • SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
            • MD5 SHA1 SHA512 SSDEEP

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 e463a6c5a49c205600bdb2359bd8c8fada2bea8e07e85b0340e58af49bc8a91c
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 ef54c48f6aeec111c8869eb8a9ab1188201fb24987c0d577867d2ebe16d5bab2
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 30734aa7a9e3282f5ecb62f6dba3f147b1d5ce68c38d5fe0f8109c1d05e7a3ab
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 7688c4143b4508331d10d2703438bc7c6c5798822e8b5c0758db998dc8f0bb4d
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 42fc6b24588cd361e71f9a1e391f4cce54f51bdc46b3d0702fad6427d6444939
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 b12ef3bf67655e8c849ee37aa0a4f9b15000bed6715462c4895d1b2e5aef836b
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 e431d4b0981ceb533ac6b54340a5fb9a89625b90584abcd8d21c0be002671d1e
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 f923bfe36d77514288a3d7bf09dab7c99cb7a547654d8762fc5957b2fdcf2ce9
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 b371dc94a25cdd3bf0f97e2badd0749c2c3e3858795e74272c68455966f62f8b
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 96757d64af195df794ee6e3c79e0fa08394115d9d39939d506464f66f3477c02
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 5bf95c086c96f0d23d3bbc9e09440edcae7182d7217dd9f53d4bc6f26da49f3f
            • MD5 SHA1 SHA512

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 344B
            • SHA256 925a99f16b5cf5c5a48e8652992aa3357131ee3cec374b6fd86dedc3408fea61
            • MD5 SHA1 SHA512

            Cab782E.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\Cab782E.tmp
            • Size 65KB
            • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
            • MD5 SHA1 SHA512 SSDEEP

            Tar7910.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\Tar7910.tmp
            • Size 177KB
            • SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
            • MD5 SHA1 SHA512 SSDEEP

            svchost.exe

            • Path \Users\Admin\AppData\Local\Temp\svchost.exe
            • Size 105KB
            • SHA256 54282ec29d4993ed6e9972122cfbb70bba4898a21d527bd9e72a166d7ec2fdc0
            • MD5 SHA1 SHA512 SSDEEP

            memory/896-511-0x0000000000400000-0x000000000045B000-memory.dmp

            memory/896-512-0x00000000001B0000-0x00000000001B1000-memory.dmp

            memory/896-514-0x00000000003E0000-0x00000000003E1000-memory.dmp

            memory/896-513-0x0000000000400000-0x000000000045B000-memory.dmp

            memory/896-515-0x000000007713F000-0x0000000077140000-memory.dmp

            memory/896-516-0x00000000003F0000-0x00000000003F1000-memory.dmp

            memory/896-517-0x0000000000400000-0x000000000045B000-memory.dmp