Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2024, 16:29

General

  • Target

    3afefa8faf8cccbdc21f752543b9bfcd_JaffaCakes118.exe

  • Size

    1.0MB

  • MD5

    3afefa8faf8cccbdc21f752543b9bfcd

  • SHA1

    35fb45d89bebc934e1da569b5aaa91e8875d8f98

  • SHA256

    137e68ea49f51b22669c3d3af4fd8811814f78f3a1d3f2a98d302d37b59a9ffc

  • SHA512

    40a1ddd1821079fe0494ea15c3ac59d2e1604412677cc9c2455cd8f53bd14e6196e44e1c2fb45a76940c60db42ef7146a9f6b64be87b7b4f30264915556bbe3d

  • SSDEEP

    24576:4Li8CRgR/+1msJgsAXDXucMTas+pdjRGjDJI9:4LkRgRs+ic/J4U

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 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.

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 4 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3afefa8faf8cccbdc21f752543b9bfcd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3afefa8faf8cccbdc21f752543b9bfcd_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2696
    • C:\Users\Admin\AppData\Local\Temp\00294823\Dxz5vE.exe
      "C:\Users\Admin\AppData\Local\Temp/00294823/Dxz5vE.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:2368

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\00294823\Dxz5vE.dat

          Filesize

          3KB

          MD5

          b0a8dc8be7fdfd8bb5edb3db1f95b7ed

          SHA1

          1c63f6e47e9adffcc7615485141693b3df1f4260

          SHA256

          8e7ef65c1467d6a697ef63d883789eb56e85bf32811c2cb7c68f160897daf93a

          SHA512

          e1e7309748b4de9c53ae907e54e8cca876e3cf486211c67d5acf5df0cfd01171a660b27079022395a0d1971bfe51125309ae24c6190a381bc680411b3bb36f4b

        • C:\Users\Admin\AppData\Local\Temp\00294823\_MLS3.dll

          Filesize

          258KB

          MD5

          e1d10cccd5dde588af8ee2cb7309523c

          SHA1

          0b9e805077320b0ce1e6620488bd34f1c4d7827e

          SHA256

          9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a

          SHA512

          a929eaae12f5cb28e224fc31298af2808f995c5a06bc6f47d95879703dbb9369e2e35b4e50a452e91741e6a949336220348dbb3c389c46ea2e0ca41f592dcaa0

        • C:\Users\Admin\AppData\Local\Temp\00294823\_MLS3.tlb

          Filesize

          2KB

          MD5

          9156db5f76d48049dbc41fd1b58b3f34

          SHA1

          5eb1df59f9b5b06ab00137fc9e6451e323d3102c

          SHA256

          66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc

          SHA512

          742a77e71c34632146e16acadb6b381694072c7f4c2dea1df1dfc645ed42673ba153c832d167474dc41f9b608142a8c41b4aecda1efdab90d87d4f5c718bf149

        • C:\Users\Admin\AppData\Local\Temp\00294823\_MLS3.x64.dll

          Filesize

          319KB

          MD5

          4f5c722b8686afbea6f09c53171d44ca

          SHA1

          184c60aafbb12d1023b1ce2aff4d3708607a75a1

          SHA256

          870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea

          SHA512

          e471a86079a16d129ea0c01878af77d1aa132e629832d3f0f3d1f8a3dd250ed41c8d2f37403a10c8061fff07c07dda926ba7ffcc417c6e0100005a0f2721417a

        • C:\Users\Admin\AppData\Local\Temp\00294823\bjaejkfgikndfbapcodmjdhchilcacpf\JH55oK.js

          Filesize

          5KB

          MD5

          f50a049df8eb7ae6aeced53466be24b2

          SHA1

          3702aefaf64699d27db04fd4a5b6c547084c850d

          SHA256

          939fe03906a1b8cef48620149803b1eba0bd85b883450df4f83626f38d1c9836

          SHA512

          654e9e05c00b5c71261aa21498ab380516869c1b27c427720ae3b76c4ab589b6f9f48630788bf8b03ef7f1cfe3ac62ae4ea2e0646099b417b14d5c2e3d5f2d9a

        • C:\Users\Admin\AppData\Local\Temp\00294823\bjaejkfgikndfbapcodmjdhchilcacpf\background.html

          Filesize

          143B

          MD5

          3d2fe893d65cdbd414b1de6610bab7a8

          SHA1

          54815ee0a73d61a8051f5c12502d888caf9c5a5b

          SHA256

          ec81f05a8e96161df0641012f9bbedb2fffade734c6d9a76a53e80d386070758

          SHA512

          076aacf9573aaa4c4f6a194c9af41bd5182b4a322aa1a8851e9fa66e2997ed7e4eb00534a5dbc965e45303255ad439d1ac47caba490c2a396a602eee59723a6b

        • C:\Users\Admin\AppData\Local\Temp\00294823\bjaejkfgikndfbapcodmjdhchilcacpf\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\00294823\bjaejkfgikndfbapcodmjdhchilcacpf\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\00294823\bjaejkfgikndfbapcodmjdhchilcacpf\manifest.json

          Filesize

          507B

          MD5

          2ca8db34cadfb1b94b1474c2a9aaa3f0

          SHA1

          bb177b7613f053cfa47ee3c244adb7f8eb679676

          SHA256

          6c053efed11cafa59e2f44d42ff931569f66003664d887fbeafe170cd417936a

          SHA512

          a85fa2ba5e3bf84fb80a24f408cb29b88108a892660a1edaf00ef49949c132d67fa461e1b72b61cc279ba5e2d1e4a3649c149a9805b88c50f6d2d6c09e1be663

        • C:\Users\Admin\AppData\Local\Temp\00294823\bjaejkfgikndfbapcodmjdhchilcacpf\sqlite.js

          Filesize

          1KB

          MD5

          5309a208c3dad714c5d7efaf1b6a7093

          SHA1

          bb2059bc6a769d5f07828750201e73500a43ec4d

          SHA256

          88b05000e999ef811e8b9d20332e9280f5091b0609edfadb168bc1738b545c15

          SHA512

          7610291a743e4045975a350f04275ad92389b37344e5316dbeba6e63b67f989faa23fda76a57d3155175426b38240ca6639918c9e586b32eaf3c15bea119f2fd

        • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          1b53c596cfb1aa2209446ff64c17dabd

          SHA1

          2542da14728dcdbe1763f1ee39fe9ceae38ad414

          SHA256

          a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

          SHA512

          be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

        • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\chrome.manifest

          Filesize

          104B

          MD5

          7b24f499ef181341115c338daebbb026

          SHA1

          6f6c6554799c96fc45ca98d70cdda833f5ad7823

          SHA256

          2b2b64561fcd3fbc8094172fdbb9a20af7d7865f1ab8b25cc21c358701c2a276

          SHA512

          6f01a091f00b16b476a9891d98be03d20e47c7472e87dc09fd45a9e1597e05ee880493d0968fbe5206a4357bbf69e79638f1d4fb5a7896bc474030a69fa69263

        • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\content\bg.js

          Filesize

          9KB

          MD5

          659b0e01b9899d12d3b5c5d2e80e710e

          SHA1

          7512c8c69728facc9f507da79fcb604dd0be7ae9

          SHA256

          980330a403893a97379aed9d063effdbefcef78c5f661c6e56e84780b4e1c46a

          SHA512

          4f25793096bee8aa01dbc93ebd17fd4bb5328380cbbf9b33505485bfe64aa508c3a3435faed9a7e88881dad443dd855807ad7427176da5a35cbe43d9c5603fbd

        • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\install.rdf

          Filesize

          603B

          MD5

          99932f7e48e69b962d5136c61bc455ea

          SHA1

          788d948f993a7736fb890e00b3e5ab8f42388a8c

          SHA256

          0fb6a7d1af1aa57d23caa13313fd25bcbc425a47a830a047ab1f6bbb059440bd

          SHA512

          128de338f1eb8a390c80783ef2405fcf702390be1bd89ad5aeb97978c0e34a96e01647268ca73f11db0fe4db6743c99bc652a1edf5cd05f759d02db2d10744f2

        • \Users\Admin\AppData\Local\Temp\00294823\Dxz5vE.exe

          Filesize

          334KB

          MD5

          8300c91b40229b42301aebc6d8859907

          SHA1

          0b55e56a6add6b4dd4ceff475a0018a203d02a5a

          SHA256

          f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

          SHA512

          0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f