Analysis

  • max time kernel
    125s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 12:29

General

  • Target

    135da09eb93add35c166f996d7d19fc2_JaffaCakes118.exe

  • Size

    551KB

  • MD5

    135da09eb93add35c166f996d7d19fc2

  • SHA1

    c637fea51f52a72eadb01d80cbf102b600f125ea

  • SHA256

    427c442a2134a6ed2d3ecb2cf8a39f6c6c8ddd45d5c2bbcc706af4c2403ba69c

  • SHA512

    de7b86f4a0831a54c905597e148db29866978daeda452117bad2bc9d0255bb038e88253bdd03e18a343ef6d6f65da9e2fe62375af11f1098b8d1e351f7d5b1d1

  • SSDEEP

    12288:h1OgLdaO0Wctn+MEfOUgbJuMmFcouJqkN:h1OYdaO0tMOUgJHJJqkN

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 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\135da09eb93add35c166f996d7d19fc2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\135da09eb93add35c166f996d7d19fc2_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4364
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /n /s /i:"" _SOH4giQ.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:3956
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1036,i,4356837537417149674,16553092232944545509,262144 --variations-seed-version --mojo-platform-channel-handle=3676 /prefetch:8
    1⤵
      PID:3372

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\Preferences.C__Users_Admin_AppData_Local_Google_Chrome_User Data_Default_Preferences

      Filesize

      7KB

      MD5

      a88bd4fe2c849f0d7bffb2b079de36bd

      SHA1

      c17de07be77247e726b5ff06c579fc62dcbf0046

      SHA256

      1671ffccbfbdb51a092a1732e28cc099fe25b9a517fafeb9c67f319ea4b8a9a5

      SHA512

      fbd0997578226bbd8c1301339ac68c78140363ff3fe811ce21e3f9bcd4a39661e7a37756d00b87bb604e110b3fce7dd6ba944d2a9e155b17d288225aceccf1be

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\_SOH4giQ.dll

      Filesize

      203KB

      MD5

      41b13b132cb601ecc466654b90296353

      SHA1

      245258ddccb48826f22d57444f49fa30be1b36fd

      SHA256

      7fa4bb68c313e1090587a64b90e87bdcbc14ea3fb7c0e8cff94c657c969b70bf

      SHA512

      0e8de7bbe3695848e299fe3f3506f2e982a60cf0a0dd11cde86de4af67ef3c7b46458680d7bad9cedaa266ea33cb2e77f2aa83fcf1bdd20bf31d1936f2bd69a6

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\idglnokgbaohcmpokdfnpchikoiblmop\3rLhQCsmP.js

      Filesize

      5KB

      MD5

      8767fc3270a0e7dba35713036cb1a971

      SHA1

      9321689ba9dd65b434f55d07398261416fc435c6

      SHA256

      ebbbd75921acae561d79569b073e7a343ecb39695d301c92fe7525dd0c19de6a

      SHA512

      e8a1ef6e988d11624570f1938326de07805898a5c2f7fc285de1af6fe9f63e565e180df001b23b365d9d4b018fbee1ee8e14483493afdb62fcf861dc74ed577c

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\idglnokgbaohcmpokdfnpchikoiblmop\background.html

      Filesize

      146B

      MD5

      6363791e89c2256c01b3225cc5f25a05

      SHA1

      6f43d7d1ac25626c00170f70617d4a4b92dfa0ee

      SHA256

      4833cdd86ed7940c243d6f7df517c4931d3ec4962b7ff0a50baa8aeb50fbcba4

      SHA512

      b2d01dc776ec7815408daaed939ddb5d938a4aaa5ec44fc1450909132b7c96468e8aabf0baa3a76389d0a770b41fa75d354be061eaaa8e7403eae11b39d4deea

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\idglnokgbaohcmpokdfnpchikoiblmop\content.js

      Filesize

      197B

      MD5

      5f9891607f65f433b0690bae7088b2c1

      SHA1

      b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

      SHA256

      fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

      SHA512

      76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\idglnokgbaohcmpokdfnpchikoiblmop\lsdb.js

      Filesize

      559B

      MD5

      209b7ae0b6d8c3f9687c979d03b08089

      SHA1

      6449f8bff917115eef4e7488fae61942a869200f

      SHA256

      e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

      SHA512

      1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\idglnokgbaohcmpokdfnpchikoiblmop\manifest.json

      Filesize

      503B

      MD5

      2b8038c040353b3049fa9597874aff42

      SHA1

      af9cec1eaebabd0c110a6e47ba4ec9f935db8c51

      SHA256

      d46863daf167375c24918f1e02b9fa6276083da74e7285a66b50cb57cf971aa2

      SHA512

      170c95568cc49446294f45ee12d86b64e986c5cde00aa0626dd3c6c0789f0cac9f9be94f2d6fb60130f09c935016f00ed276e044b92dc71921f6bb8e2c4f5d3e

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\idglnokgbaohcmpokdfnpchikoiblmop\sqlite.js

      Filesize

      1KB

      MD5

      a85aac14a6b62b75380612290e6ceac6

      SHA1

      c3bd6a1bacf960c95e867e7f2c7c7a52e0ab1a4b

      SHA256

      ac39dafdcbb5739a8ddf780e35a1365e7c3cc1a0528bb3b62a11109be773de71

      SHA512

      cbf155e78c5acdc56d682e975cd7cfad41db285b9c3d0ff77148799ee87f337627f3cd467ac69ae45e08144c3a950315eaeb874f3b70a2f46fe5585e50e3f242

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\settings.ini

      Filesize

      7KB

      MD5

      504e7afcab2272e7dc7375e1629d0d22

      SHA1

      246f4e0856bccafd4aee709374e2867b1924996b

      SHA256

      017942a994882e78c78ab26a605fc3f28435f9d5594d2182b3dfd31e683ab4e9

      SHA512

      cfa107381bf6a76c6e5a176b673d648a69b66a7e0d3b252401bf4f0256dfafb34a5f847d1cd8500566cd5d9d676fed329b05aa6b811ad48169424c268cac6602

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\xusm2Qka.dll

      Filesize

      180KB

      MD5

      0e093772550eb9541dd715c016b5584a

      SHA1

      20338dc859a5652f5661280dc508f4e5b533e76d

      SHA256

      028999304f35f7a6fc2cf6e360d4ea587612d63ce191fa979cc98ccca46ab149

      SHA512

      0030b395e2fde6bc9f70f52e71d8e87d306cff8afd2acbad725c4cc92b6d7916a38c1d6d156feaec841966492d32394982ef51989e2b8673d7c00e103f744dd5

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\xusm2Qka.tlb

      Filesize

      2KB

      MD5

      48e9706fe9f76731f3576122fc3e9e33

      SHA1

      387c8c4898ead8ace488a7df80fead429eaf167b

      SHA256

      7bad79916803a14ca817e5c39f5ec2f0f240044d6dc24fb4916c8fda338060f1

      SHA512

      e9b44a2b1b7a806066182a084ec9df81916fc6db79710256e173377e7cd64a732c006830bbe324a9a734731ecde8b8251cfa995399f6d4df5322faff99c458b6

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\[email protected]\bootstrap.js

      Filesize

      2KB

      MD5

      ffbe59b12bdef333a70cfcd0ed0eebd0

      SHA1

      b8cf8b5b8ea9a45b78ced1bd15b133bf88e3b122

      SHA256

      3fa9d652115e68406c1fbb8b7293a5133cfdd04059fb1c10e2cbd5ac00c7fc6d

      SHA512

      cece33f77af19e94b843d076dc390ffa28f9aea16c5db4b29f125365291efd222811ef0f2c614541d0e70805543c36eafd844d6dc4af01dbc24b42bdaaf36148

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\[email protected]\chrome.manifest

      Filesize

      110B

      MD5

      31a894e0818c06d82a1f874feaf13083

      SHA1

      d805f044f8a8e0f826bf014df27271fc91bad7fb

      SHA256

      e613e2f6e44c26cc8523da78af813c82d3fde5de88a83915540e1fe4972a55d1

      SHA512

      f613e60764ecadf5787217c46b294bbe8fb311a2c7207df33a8210890929592043f7816fd464712b0c668537b2997c0c3aadf52122b0c36c51eb5b5b227ecc00

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\[email protected]\content\bg.js

      Filesize

      9KB

      MD5

      88651ccf9967acfe750f7561dbc518d0

      SHA1

      28ce9e219b17dcb1686c210ccab888110a52f109

      SHA256

      2d32d878ffccf389a3d932c29b3d52f71a207537fd0ae7b97cca498d89ef21e7

      SHA512

      1eb39f9592bced4e91276766ca51b4625b67a63179af6bd3e263603914878ab747831e9374854c970cadfb08f756242616d31fe0f28fd8f3a58d38f7a840c91d

    • C:\Users\Admin\AppData\Local\Temp\7zS4040.tmp\[email protected]\install.rdf

      Filesize

      606B

      MD5

      a29ba9f4754280db80899782be873efd

      SHA1

      98374ab5f183d4aea8398d2407576ea2b71dc4cd

      SHA256

      f091d326ec5cc9a849f8775ed716dc101c60e223c8f27b14b9f712e63ba7a3b0

      SHA512

      f05cba1b031abc1379bcbd8e5bc6f580c0a2226cd0e1c50d2e3d204dc21070e0140b923a50a7f6d643ea1113252275d2ae99be90b6c169afd8abd3f42a54106a