Analysis

  • max time kernel
    94s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 10:08

General

  • Target

    173fd1263227b2abb8c40b18eabdbac7_JaffaCakes118.exe

  • Size

    552KB

  • MD5

    173fd1263227b2abb8c40b18eabdbac7

  • SHA1

    29fc2a497f35f0ee9d3cd8ece3eebaf6074cba79

  • SHA256

    0eaa77bf8d51e547cdb0f7d23bef0187690f2dc6670aa8013a1eecdd4f70c88e

  • SHA512

    78e49fcf77639222ccfbe2548b91b1ee40be38313fcc10c9e608cd194fe18caa7a1c2d0271f5d3935c5d7b4571fe485ef7fda029551907b67ec1e34f2bd6f8bb

  • SSDEEP

    12288:h1OgLdaOUgbJuMmFcouJqkXWctn+MEfOt:h1OYdaOUgJHJJqkXtMOt

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 2 IoCs
  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\173fd1263227b2abb8c40b18eabdbac7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\173fd1263227b2abb8c40b18eabdbac7_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:508
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /n /s /i:"" 7q.dll
      2⤵
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:3076

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\7q.dll

          Filesize

          203KB

          MD5

          41b13b132cb601ecc466654b90296353

          SHA1

          245258ddccb48826f22d57444f49fa30be1b36fd

          SHA256

          7fa4bb68c313e1090587a64b90e87bdcbc14ea3fb7c0e8cff94c657c969b70bf

          SHA512

          0e8de7bbe3695848e299fe3f3506f2e982a60cf0a0dd11cde86de4af67ef3c7b46458680d7bad9cedaa266ea33cb2e77f2aa83fcf1bdd20bf31d1936f2bd69a6

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\Preferences.C__Users_Admin_AppData_Local_Google_Chrome_User Data_Default_Preferences

          Filesize

          7KB

          MD5

          efedd5f51f737d33d359c5f156531a11

          SHA1

          6ef7508fe024f03d9ceeaa65db835ea3e4940955

          SHA256

          b6237d7586b24e7f2f2ef543bb699bdabbbe5317d67a1d1179cf5bea409bab2f

          SHA512

          16eac04343c10521b59541eebfc0d4346d19cfbbca02ffc99634521cd7f7ff75856a7d685fe5c401bec1be5da28e23ea26c3b5e8e85b68be22867d192b48fe88

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          51ecf868c3128376fb9958826578c9a1

          SHA1

          a8d07545a6a042cbed8b225348f5df95c1d2e922

          SHA256

          fed78196c3e0c185bba28f7fc8244f2c0aef4232e38339d5a8f19718d1587b94

          SHA512

          933d583b8f6395b3ab429aa45c610a58b882ba3490ed88636b01e4104c8d4cae4ae6a28c5a03c4000fdd2dfa3ac72c4abd8e6a0165559900b2dc0a1631569453

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\[email protected]\chrome.manifest

          Filesize

          98B

          MD5

          b28b5e2f4d5387fe9f531463bc20a78c

          SHA1

          3684961fe7137065cd2da3181a517d5ab7813402

          SHA256

          522e38df3a5ceaed06b1cefed03c01797000d0ddfd17d3fc3f167be2514faef7

          SHA512

          1450181288caab6b0e8e16c6c8688939f52f0d6db0948d0d958439c981de7ddc42e7684900460ed7939520d6593e71d8e3bc22fe2b11cbdafecef23fa2a295eb

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\[email protected]\content\bg.js

          Filesize

          9KB

          MD5

          42b5a9ba33d2c21bb7f99544a3bd2fcd

          SHA1

          0ce188fab086a7e4caeaf43bb1fd6dc94c98c03d

          SHA256

          50c2825ff514d2a164e28664ccd49ae78fcccdd19915184b107c076de5d5fdb6

          SHA512

          273a78fac92be3c729717a9d30bbd099ce89e86c48b490e5b723f8276fb247fbf5855413d181106875d6df3715c6d47665038e0ac5d115652407c92e39c7b9a3

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\[email protected]\install.rdf

          Filesize

          610B

          MD5

          f12e0cd35b85350d1c3c5019805607a2

          SHA1

          b367a733ad8304354e8faf9617f143f5d95d4d16

          SHA256

          3e299a4743f92a4c75f205a8b10b7cca5f1a4292f8b74a5141440106d4a47a60

          SHA512

          12465540429d9c57aedf072118c5e2c5818d31e94feb42b403478d0d2aef4c925da6ae2802188578a9f12d792429daf9b44953a54e11ba29bf743215e52a8ec7

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\fO.dll

          Filesize

          180KB

          MD5

          0e093772550eb9541dd715c016b5584a

          SHA1

          20338dc859a5652f5661280dc508f4e5b533e76d

          SHA256

          028999304f35f7a6fc2cf6e360d4ea587612d63ce191fa979cc98ccca46ab149

          SHA512

          0030b395e2fde6bc9f70f52e71d8e87d306cff8afd2acbad725c4cc92b6d7916a38c1d6d156feaec841966492d32394982ef51989e2b8673d7c00e103f744dd5

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\fO.tlb

          Filesize

          2KB

          MD5

          48e9706fe9f76731f3576122fc3e9e33

          SHA1

          387c8c4898ead8ace488a7df80fead429eaf167b

          SHA256

          7bad79916803a14ca817e5c39f5ec2f0f240044d6dc24fb4916c8fda338060f1

          SHA512

          e9b44a2b1b7a806066182a084ec9df81916fc6db79710256e173377e7cd64a732c006830bbe324a9a734731ecde8b8251cfa995399f6d4df5322faff99c458b6

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\pngkmpfnklcfeljfadbkoemknohlkmee\A2K.js

          Filesize

          5KB

          MD5

          68079ba122f1e8e995d0ebdac9b97abb

          SHA1

          f6efe2126120076be89cc6174610f033bca2c5f9

          SHA256

          ffea8217161291cc77276c36226424f33a2f32c0ff5c88f7f9535b8f0e97bb00

          SHA512

          8e1e67f153bb6748e442a17851ce354dba96e28bde93f87eaa719ce22c89d426160689d8bca7a833ed587ac7daeaf6545814dee85335e699f3bb716765a4c641

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\pngkmpfnklcfeljfadbkoemknohlkmee\background.html

          Filesize

          140B

          MD5

          8fdacb147f3f929e9f899125266ed6a8

          SHA1

          6e75d0597826a0b127b26aaef2a594540376c43a

          SHA256

          3ef06e6574b927d6d65cbc59a30cda63a331b34c87bcd635f1994e4e24b99584

          SHA512

          3a59a6f7e15fdbb1369265bd78f584f18b67278b9f09850e382db819826afbe111aed23f3c74a918489f0d649be049dc3b37dff3fb2ab1b46528b398fce209fe

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\pngkmpfnklcfeljfadbkoemknohlkmee\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\pngkmpfnklcfeljfadbkoemknohlkmee\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\pngkmpfnklcfeljfadbkoemknohlkmee\manifest.json

          Filesize

          554B

          MD5

          8e16db44ee1896d4ea711484e414a3ef

          SHA1

          692622462f131ef8b9a38b7bd14ccce5c5040b62

          SHA256

          0e9d2469f17378fc160a50bd78514392ddbaa97f5fc98f6c35d7ffa911ba46f8

          SHA512

          88fcef35260efea005320e09f6c5042b1e1e6367f7f2478108dae390cf7700f876c4888ca0f60ef32bb01bee1b17f1f60a9c649e81bfbaef5fc9aab622df12d4

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\pngkmpfnklcfeljfadbkoemknohlkmee\newtab.html

          Filesize

          365B

          MD5

          5a6c0a6dd7f84564c3b16004f24cfc36

          SHA1

          12724b60c326f26742071550d6c4d4be541b19fa

          SHA256

          9dcde6e777bf168d82eefa78f8f023f4e6051811f4e0ec793f51819405a4c661

          SHA512

          68b88e42663f04acc713265834b69dc4afae05c6b0851c66450b0b64534a2b2af06b8914ca2287d60491bb3cfb5a042d9db6c648b495aedd61f88d0a6e868cae

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\pngkmpfnklcfeljfadbkoemknohlkmee\sqlite.js

          Filesize

          1KB

          MD5

          0d091bad4b387e91f50f3455b0472940

          SHA1

          0d1e2beda3f305e7f426ae2f0cb72238b2fde1aa

          SHA256

          ab4db5d21428402abc8c2a9b331cc2149aef09bdadcd54517781969a4d18c720

          SHA512

          1ab4425642e27187938fb91850cd49cb265250d95cff5e1b2fa0761bef54124380cca42d4b62c2f832b749934b4855525f608b7717fe6e764456cfc9e97ff02f

        • C:\Users\Admin\AppData\Local\Temp\7zSA325.tmp\settings.ini

          Filesize

          7KB

          MD5

          49bb373f0f88c88e64cd698db91657e3

          SHA1

          2a90ac629cfca78bb54e91f6f4ab331f1eac6a28

          SHA256

          65a665f2053381e102ceeb756e6e57864f61c8dba8053abd194704973d4f8752

          SHA512

          0ed392bd782f6a9aa61a5865dedcb861eb9cd4b360d2be93c3ba1bfa9683c300df4b95fafeb0cf111946ff3636bbde0012bdcc882031b78c251276331a9242dd