Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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, 11:01

General

  • Target

    176b19e788c4fdcc550f21ba7ed2dee6_JaffaCakes118.exe

  • Size

    552KB

  • MD5

    176b19e788c4fdcc550f21ba7ed2dee6

  • SHA1

    6809d3d8d6578338f94207737e7807846da627ea

  • SHA256

    4f7fdd1178960b81f28bf1ddb505a92232aa9e275a41891f207f971ba6bd2ffd

  • SHA512

    2df1bc7bd9aa04b1407843cb71a0f93cc7ec281a1f8e01cc60609267e5e82a986eb6ac0d7836621ab4a5d832af6db87b8753787089de30391ac9cb8a9ec3ca1d

  • SSDEEP

    12288:h1OgLdaOygbJuMmFcouJqkXWctn+MEfOH:h1OYdaOygJHJJqkXtMOH

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\176b19e788c4fdcc550f21ba7ed2dee6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\176b19e788c4fdcc550f21ba7ed2dee6_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3916
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /n /s /i:"" Febcr0cNt.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:4876

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\Febcr0cNt.dll

          Filesize

          203KB

          MD5

          41b13b132cb601ecc466654b90296353

          SHA1

          245258ddccb48826f22d57444f49fa30be1b36fd

          SHA256

          7fa4bb68c313e1090587a64b90e87bdcbc14ea3fb7c0e8cff94c657c969b70bf

          SHA512

          0e8de7bbe3695848e299fe3f3506f2e982a60cf0a0dd11cde86de4af67ef3c7b46458680d7bad9cedaa266ea33cb2e77f2aa83fcf1bdd20bf31d1936f2bd69a6

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\Preferences.C__Users_Admin_AppData_Local_Google_Chrome_User Data_Default_Preferences

          Filesize

          7KB

          MD5

          07c489d6dc58e737f82ee609563e998b

          SHA1

          b429f1f35809d3f470096fbdb750d9621c3403ed

          SHA256

          9232e7bb6be08a2fe34b634cd42e4ffee8f73bd8be5e1dc13d59bcf1d04dc318

          SHA512

          a14b1b153e2b0e392b61e55fa9869b5014ebd9c6576009ae67be9d370cf69ec9feb5a6c273f610545993654be49e892a17ac696367f7165c9e550087135fd3d5

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\aijjopemdhghifndapmdifhppacnonkm\5xhVyyvJka.js

          Filesize

          5KB

          MD5

          5583f9e4ccb6cf55a67ecff5ec2c09f4

          SHA1

          ca151565808189c214d39b57078142b0ed1c09dc

          SHA256

          767b96849f308f5d388f98ecce2fa345e5a20cc66cdeaa4a5476e4e5c12a9b85

          SHA512

          72d3725058e78dca4b068623f0df1ee221d938a2235b52b491fd2982ae03d37631800d1e21c9e6aecfdbaf2616a4e3317c1cb99e2a671037667276b9e4ff8804

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\aijjopemdhghifndapmdifhppacnonkm\background.html

          Filesize

          147B

          MD5

          3a3a8d80b4fff0954e3cb44cef7c4acb

          SHA1

          56d66141c773e2c0481cdae9431a66a2d7edb564

          SHA256

          c0db905ced1276747f1a69481bfd4caf3452c3b31881eb1de3f8961581d5d675

          SHA512

          78cc7dac85df7d6929d6cd5a4f3c272d1e0d8a1548f0155d9ca3461ba3d6522b86ffd9d7a934416c1407b5038b2f55d95de9c800f20f332aa5eb7841e7dd9ec1

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\aijjopemdhghifndapmdifhppacnonkm\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\aijjopemdhghifndapmdifhppacnonkm\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\aijjopemdhghifndapmdifhppacnonkm\manifest.json

          Filesize

          507B

          MD5

          52670849a7ae8544663cc9f5b703810f

          SHA1

          75b5b3a5edee8f02b19cce8c5f57ed03f72c3036

          SHA256

          9f1e8385945a25d2ce8e5595cadaafd2023489abb10d04d9ef0ba93a45e71977

          SHA512

          3f92b905d20764c060cd05e4c22f558b601f22111cdad292ac397ebbcf8dc8a828983b31e3744c6fbe84cf7eb1191a74da58a351f9fa5c1d845ba833d57d24b9

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\aijjopemdhghifndapmdifhppacnonkm\sqlite.js

          Filesize

          1KB

          MD5

          8d6def3e30ca9c64e32e4a9ca808709b

          SHA1

          eea402fab29cb8f39fea76a61bbc664077425168

          SHA256

          1c133bf3e88eef1d26c637fd5933b24274fa17ffb530c02ac110c3076ad020d0

          SHA512

          465b2ea538c891d0210e44bdf268209df9c0bef1de1d324c42533b955d763c0d50d1be73a023439dcd9ba086a4e599f9e16f65cb61a67f5f91d3b73e80536c04

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          2e25cbc22d19f4c736b0a24794f4cb6d

          SHA1

          dc1f3787390e6338386c1f64834b78c3e7675b0c

          SHA256

          135742e7db6e99c40d39912caf9ecec2c8fc8e343301a0d000b0280dad80ec65

          SHA512

          ad974c2ab5e469c6702a6e635f60a2bbd7991954050701eb187911e2905948b112a7b919c848ae99c0ae30b4840467adfc86de574b9f3491d43602ae93124f0c

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\[email protected]\chrome.manifest

          Filesize

          112B

          MD5

          5bc7f85e6c11dd57a467bfe855ad7217

          SHA1

          bfce92cacc8046e7e6680237a644738f71f271e7

          SHA256

          5d7c355678fa30a7a040d512a32b3569fba9dfa3af80fa0ea6e7bae170e0f502

          SHA512

          72ccd645a66ba158212acf945091a1db8426de802d70116d6405d05dfb3fcb2d7fd6907db35ddd875bb1b19a228eaec028b615f01db2e9470f29253f0b12863f

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\[email protected]\content\bg.js

          Filesize

          9KB

          MD5

          b6d8b1c8065f9625bd6ea51a79ad7df5

          SHA1

          de3660f995c9af225d1374aec3c856b81deaf5b0

          SHA256

          3b5dcb9a3fe5aa3a9467b4ca4788bf8b4c16e6358c12f3b90f5fd36fb4a24008

          SHA512

          ad603a0798312d812751775dd68d1eca757a62534989a969f7755c2340a054777aa7d4dc942af8008aad86fcfa4b14f0a739fe617b2dd371875146405a1ce226

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\[email protected]\install.rdf

          Filesize

          606B

          MD5

          0fe672ba69c659314acd007a3e22ca45

          SHA1

          90638d05338c691828850829264eeb9d5cbc71d3

          SHA256

          f0164739ab90f26345c0887026bf01b32a37788b6f28c936f7ce2136c06d073c

          SHA512

          c52df731704b9b7ed5e42e5f054131539604bba3be9f2d76464b46157bf3458f8aa53fb8b1305de98f6b38ff5945aacb1d1007e1d5b5df698b258d6475c98dba

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\settings.ini

          Filesize

          7KB

          MD5

          09f7014b6e33833484247d4a01a6cf76

          SHA1

          19ee1595a105202b73a4bb3f77c2ab010ba10a56

          SHA256

          79b4eb3fe73ace6b1bce4162f07e9d682139095754c28bc4f674835d3e3e8fd4

          SHA512

          0c2b31bc3747ec4c4b6070b1eb2c3b0ddd4115aca1b3944cb511d773debc4a66ebb6353a8ceedd7bbfd511d3a32d5e535c5be6a0cb4dc4c391967fb2bfee4db0

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\yQx1QHXe8.dll

          Filesize

          180KB

          MD5

          0e093772550eb9541dd715c016b5584a

          SHA1

          20338dc859a5652f5661280dc508f4e5b533e76d

          SHA256

          028999304f35f7a6fc2cf6e360d4ea587612d63ce191fa979cc98ccca46ab149

          SHA512

          0030b395e2fde6bc9f70f52e71d8e87d306cff8afd2acbad725c4cc92b6d7916a38c1d6d156feaec841966492d32394982ef51989e2b8673d7c00e103f744dd5

        • C:\Users\Admin\AppData\Local\Temp\7zS9BE2.tmp\yQx1QHXe8.tlb

          Filesize

          2KB

          MD5

          48e9706fe9f76731f3576122fc3e9e33

          SHA1

          387c8c4898ead8ace488a7df80fead429eaf167b

          SHA256

          7bad79916803a14ca817e5c39f5ec2f0f240044d6dc24fb4916c8fda338060f1

          SHA512

          e9b44a2b1b7a806066182a084ec9df81916fc6db79710256e173377e7cd64a732c006830bbe324a9a734731ecde8b8251cfa995399f6d4df5322faff99c458b6