Analysis

  • max time kernel
    144s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/07/2024, 18:47

General

  • Target

    645c21b089a03453d15d80fa0d50385a_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    645c21b089a03453d15d80fa0d50385a

  • SHA1

    951454a04924d8e4be3f5f3f3f419ccbd9742161

  • SHA256

    064843e733169a9cecdac486d7430720a2cf99ce77574134eeb8c35e292ed5b3

  • SHA512

    b68c8b39859bb8197c46294c6d7dabc8291a4e69740b8c927d9499f6b3e84d7b3f232bf2badcb8fbfc0bdca8e80071d93fd5db0d44528ec9ba8d4fa82bf20807

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4sdggvkQNLu1P9aPFjnvayjTHo:91OgLdaf5PQFz5Ho

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\645c21b089a03453d15d80fa0d50385a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\645c21b089a03453d15d80fa0d50385a_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4552
    • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2680

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\ADDICT-THING\uninstall.exe

          Filesize

          46KB

          MD5

          8be20144dbd200c6de0c9430ed9280cf

          SHA1

          b81e3aacaaedd66ef0896acabc6983c94758e2b4

          SHA256

          634557ab79a29fe800721bc5f146a9b86799b72eb6755e821492f85ca66818a6

          SHA512

          fd7db954002be6332c8c6f4500fc38c1d5286022bb56f21b97567e837ee3d5a3c6db08cabcd2ffe405e7180918d6bb0b57b330703a9d045851901d01115ff94e

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          f0ded83c97e0190109bc35e59c3a86a3

          SHA1

          8ba0d099b3ae07ed479f45000f422f78a579254f

          SHA256

          9301e5cd5c9018835f5656cdbc01e62968d2cdc305f4230fdd2b12e256463484

          SHA512

          6a437fc06c2db07568606e8a9561f51e6d038d8afb2c05608167e42c5c134290d96a8be80851b01175e579f07685dc49ac1921f497f2f384670ccb24a1cbbb52

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\[email protected]\chrome.manifest

          Filesize

          116B

          MD5

          5f2ece2d023785ee968650867f578e35

          SHA1

          545a830980da7cdd61c67b779c65ce08e12ebca2

          SHA256

          acec7bab94520d36527b9e65bcc422dd0038c90bd87cee9faba20dc13bc2ae31

          SHA512

          6777252b01386bccfae6e86c01f4a23c44f97769339f79934c0b46394a3805f40300d2564151e4b25034d43937624f99aa2ce82a259a7db7cce2d5555136012b

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\[email protected]\content\bg.js

          Filesize

          8KB

          MD5

          a09b7009910c14b0287a185ec93a9e99

          SHA1

          cd450956a9ea6113d72c6988ecacf951f9194d68

          SHA256

          45b2bf858f8732de8ea2068546228c9b2c49fa5ceb8fd57298cf5df88e9b1a37

          SHA512

          82114cf4c60acaf4aa4add0680e638962bef75902aee06539ebc0fd54fd2b26ebf5f2a1df44fc5e44d869227a3a7b3310bbd1cbfbd63847e519ec36614827fb6

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\[email protected]\content\zy.xul

          Filesize

          225B

          MD5

          ed265d918927d1667cd7f8e241871de2

          SHA1

          e891d5ec9c6da2f6bfb1cc323acb5c9bb273c0f5

          SHA256

          3849f2fe60ac42a4bd0f7a18f1cdd4b653c6f63b83c99b20971f24e10343f8e2

          SHA512

          fb8132be747c51f2f2c265877943775a277d2e8de83c1027a13a832499ffbdb3712ec1224ccdac21fccd56cf832bffcc6660e66ba842b5dd3ad8a62a4cf3dfca

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\[email protected]\install.rdf

          Filesize

          714B

          MD5

          c6f3ffa9c1c3f6ba9c39d1e71a252506

          SHA1

          53967c865a33d5f90a2bdf34ff742bb65aeac8a9

          SHA256

          ec05fee1011c351792024bc80d9d06f90d4bba83a6ed5225c484eead2c7f8fd0

          SHA512

          e37f5231251fc8faff26119533ecc3c2a9af301226aa0969920c73f87ed25f677e9e23b49ba4b8e52117c3eaf4e5fa1f9b788ecb688961388c4156ea1e34627c

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\background.html

          Filesize

          4KB

          MD5

          fb033f7b98c544012ee00f9a40efccdc

          SHA1

          d4d19f51c0e64d4cdc8964f80627553419c99cdd

          SHA256

          7537accfd324551816e16205d474cadfd27517f8194675b4b346af4251b8eb5a

          SHA512

          a6cf104a02656666e24a6a0cc2ca82705175bcef2a149af2c38cfc6b9ba9fad74e47737f1e732801991c4b0b5e694cc42f82333da402bacd9cf7116d361ffad9

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\bhoclass.dll

          Filesize

          139KB

          MD5

          4b35f6c1f932f52fa9901fbc47b432df

          SHA1

          8e842bf068b04f36475a3bf86c5ea6a9839bbb5e

          SHA256

          2b4d643a8a14f060bf3885f872b36e5e1fe1e777ad94783ba9593487c8e1f196

          SHA512

          8716b9a8e46933bf29348254a68d1a21392bdbbe3b4d5010e55fe638d02cc04eb685e424d440f7c5b58ffbca82e5772dd95bef73fa831595c2ae9599f3b05a99

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\bligbcaeklbfppimdeeldjeggiffmemf.crx

          Filesize

          3KB

          MD5

          ee5e8a4f24e5809e20f1c2d85b9bf583

          SHA1

          23358c1501952f4192927032e550611fc4d23e3f

          SHA256

          b9a59086e2f8c25eb7a9f55fda81a08e5f334b2da7a28f07a347bdf4ea88e210

          SHA512

          3d049026da68cf7ac169b668235c80c901eedb70d976fd783013c8a0bcdfaf03625857353d70ccdb49c5327b4f5cf29d9265aaa888162f690e1ac7cf7b070e5c

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\content.js

          Filesize

          388B

          MD5

          8ec0060423b995fc49e148bac6b2ceab

          SHA1

          6e6856995b9572b29894fd5b1024d93bd7a8d81f

          SHA256

          6086cf69a9942045a9f41976ce800919c3f1d64989a43bf8bc0f4bf628c279c8

          SHA512

          600567db0fddc2300e8ea96dfdd64c8ceee3a83d7689e5e749921820f5358b69fec484a57dd988769afd9d623545554f9b48d803e61cc77e077a5767bcebae7b

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\settings.ini

          Filesize

          667B

          MD5

          492233a01380f41ef6e932c0ed7b25bb

          SHA1

          b345cc8c886aed60b78eb21b7b9e6ed0273c2c07

          SHA256

          32de6835122ae02e62977b412b4e7cb626b438bbc6e5b527b29b703ddccb8c90

          SHA512

          b070a10be97297a9ff061a57c5ab83a26c088863b981fa0d1d4075afb4839c3ee81beac745613a721221ba10c96b701763fef83151148dfde0da5173253d6df3

        • C:\Users\Admin\AppData\Local\Temp\7zS8954.tmp\setup.exe

          Filesize

          61KB

          MD5

          16ef6e914973925977cdc5ef6b8b2565

          SHA1

          4815da2815975b33f5dc94d482e6dbc02588afa6

          SHA256

          6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f

          SHA512

          c74f0e17878c4598b626edb5e75e7ee098b71c0c26454ba709e2ea438517670ce11abf7d909470e6c935a21d0413c0d14b29960af9bd6a423e3261789a35b059