Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 01:15

General

  • Target

    083533795b8f09b0a11f69612f2b0873_JaffaCakes118.exe

  • Size

    551KB

  • MD5

    083533795b8f09b0a11f69612f2b0873

  • SHA1

    9a07861158782be1b909017bc16e0e10106c019f

  • SHA256

    48b49c1291744691c21c8a65595c220fea3a9aa1d45b17cad01eabc2be7aad97

  • SHA512

    fa8877b52e2e2ff8737ba3b63ca75c0edaef27ee9399fbde741148a0e2b3ae9a8de704a17bd960202fe8ef9e62dfc7637ff446c34e7cfcc0aa6d8d9aa6670667

  • SSDEEP

    12288:h1OgLdaOBgbJuMmFcouJqkXWctn+MEfOV:h1OYdaOBgJHJJqkXtMOV

Malware Config

Signatures

  • 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 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\083533795b8f09b0a11f69612f2b0873_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\083533795b8f09b0a11f69612f2b0873_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /n /s /i:"" BbltGjR2.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:696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zSCFFC.tmp\BbltGjR2.dll

    Filesize

    203KB

    MD5

    41b13b132cb601ecc466654b90296353

    SHA1

    245258ddccb48826f22d57444f49fa30be1b36fd

    SHA256

    7fa4bb68c313e1090587a64b90e87bdcbc14ea3fb7c0e8cff94c657c969b70bf

    SHA512

    0e8de7bbe3695848e299fe3f3506f2e982a60cf0a0dd11cde86de4af67ef3c7b46458680d7bad9cedaa266ea33cb2e77f2aa83fcf1bdd20bf31d1936f2bd69a6

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

    Filesize

    5KB

    MD5

    456c68df2b9167d0ec4018b217499254

    SHA1

    da68e9eed86254d6339b947756228cb415595ec2

    SHA256

    5abfe382e4eefa65392e72bb2ef06186cf301dc67622878f4d34ca0b7687dccd

    SHA512

    c937a382cc2515e1b23b5214af74c23b957e475248a9c528e18fc3b94d8787ba6a7c65c05e5877ce7437138ffb068f827819e18940ab26228417167278fb1150

  • C:\Users\Admin\AppData\Local\Temp\7zSCFFC.tmp\cAWUO4Ad.dll

    Filesize

    180KB

    MD5

    0e093772550eb9541dd715c016b5584a

    SHA1

    20338dc859a5652f5661280dc508f4e5b533e76d

    SHA256

    028999304f35f7a6fc2cf6e360d4ea587612d63ce191fa979cc98ccca46ab149

    SHA512

    0030b395e2fde6bc9f70f52e71d8e87d306cff8afd2acbad725c4cc92b6d7916a38c1d6d156feaec841966492d32394982ef51989e2b8673d7c00e103f744dd5

  • C:\Users\Admin\AppData\Local\Temp\7zSCFFC.tmp\cAWUO4Ad.tlb

    Filesize

    2KB

    MD5

    48e9706fe9f76731f3576122fc3e9e33

    SHA1

    387c8c4898ead8ace488a7df80fead429eaf167b

    SHA256

    7bad79916803a14ca817e5c39f5ec2f0f240044d6dc24fb4916c8fda338060f1

    SHA512

    e9b44a2b1b7a806066182a084ec9df81916fc6db79710256e173377e7cd64a732c006830bbe324a9a734731ecde8b8251cfa995399f6d4df5322faff99c458b6

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

    Filesize

    2KB

    MD5

    2d3a9fe5f4207e1ac468d7a19ab8dd43

    SHA1

    4fdfb3c3f2136408b67c82889dbda4e0d0008abd

    SHA256

    a5ce93c754c1c29db38a13cc53f62b50a4f0e56f310ca25be07cefd33212445a

    SHA512

    ed0b32afd3cdfc20a370159cbe07b584215693498f84dce496fe71565dcbf8734e45a776cbb8440ce75a6dc892c5327cc010c1dab6e2bee2c0c42d2dddb72181

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

    Filesize

    110B

    MD5

    bc84e888bc3656014fef2a01469db975

    SHA1

    8cf7d4239b931901b24538d1aebb7741b9ec06c4

    SHA256

    cacde7d07a533772dc120d4fd5ed6ced9037f54cd68a4aa8aeebef31c7a3645b

    SHA512

    b87b9f18bb43476a88b1282417c01bb7ec0dcc115af1d7f551b7ce77dd901b43a29077650b6f0a5ccc718555d761c2f149dcf7d9a3d11ba018699eaebf89d6af

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

    Filesize

    9KB

    MD5

    54d209663d53c098bc342ad9777d2396

    SHA1

    4c1737277fd6afaa8fabe8b3c341eecdcdc4cdd9

    SHA256

    44e4dc84939653dba0652404751c7d183941574b9a119220706825071ced11f4

    SHA512

    7fbc7283f9fd2eb654d85250753f706504042dea350e711f5978aeea9df9949055563dce03708ee6cd747a0299c6696d17cb5c3dc62ce17c6e4e399c435e14e7

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

    Filesize

    608B

    MD5

    d1ba1338d2034fc39e687f9a5811dd6f

    SHA1

    6763d4b1e1d929a47917cacc09d37d19dfb076dd

    SHA256

    b57938f441593ef803dc4b8067e932dd2b2c3633b5f4c0f1c10cd5af0542f935

    SHA512

    f0d0a50892176acbf021878fc1ba0a7b24acc183d0f1536e480587e6b281e3e74dbaf38fb56e2d9f7db22b4518dac9b3be19364063e38e41da7d95367aed3faf

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

    Filesize

    146B

    MD5

    4452b9154c121ff65b16c45a653accdf

    SHA1

    14f74d60e0baf95fdd7dfa67b910a979796f0c95

    SHA256

    2c9a8368eeb1cad2dc16c356a8b46eefc34b0243a82686bb6acd05e7beac1d9d

    SHA512

    fcafdf104183800a4b541a5e48031e9837a877da0b28fbfffc8401e9593cab6ea43ef3151f31a80eb8a9eafc011676b7b316e5af2147f6a31de871a422622695

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

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zSCFFC.tmp\nleeggejokdnjlkingbilbjlgcibldja\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zSCFFC.tmp\nleeggejokdnjlkingbilbjlgcibldja\manifest.json

    Filesize

    505B

    MD5

    06d648a1bce805c5a713e938c134ac51

    SHA1

    89663912022eaac68f13b597793c51be71c543e2

    SHA256

    3e196267ce0fb16a12fef4f1cafadd48fa4c3c414a15d5d35f6c8052c552c6c0

    SHA512

    08780c71c9c1d3b968b69c14a6ea92c41476704d3d61f9169b4436f4f84b01bed1d9af9d468dd0719b1247b414fd92cca8f0b6a022acefb0ec950ef5208da463

  • C:\Users\Admin\AppData\Local\Temp\7zSCFFC.tmp\nleeggejokdnjlkingbilbjlgcibldja\o6Bfl2gda.js

    Filesize

    5KB

    MD5

    eb18a95dd9e78a4999a838cba04f5efb

    SHA1

    737fe086f326769b4fa3098b5d7503fbe30faaa6

    SHA256

    f25445f973e44c802bec90ebf14b0f6482ac85ff44d5320c5e86bff6f4cf817f

    SHA512

    b27c87baa10ac482ea47f12fa904f5ace115829d6e13cfeae59491d1624146763d9645f3f1cda1eed2c0bdb176dba5b171da76a2599dbe8f4a238ad2aed6b594

  • C:\Users\Admin\AppData\Local\Temp\7zSCFFC.tmp\nleeggejokdnjlkingbilbjlgcibldja\sqlite.js

    Filesize

    1KB

    MD5

    1cc8f4dd1763bab3913593d24b57013d

    SHA1

    b76189978b7df4781896e4ea0e644c30abff44ca

    SHA256

    97b7b24514e995fd3e7b5b6bd1e56c123edf7479c43bb0ce0bfc663ef0a8f033

    SHA512

    3c4d5fdd3ac07ca97797ecb2c2941eb05d81fd340d7bb56c09f445cb190ea498d072325a1d0ef0c9d26e4617f312686d2579f8a22ff31ba4a2aa5ce7df716693

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

    Filesize

    7KB

    MD5

    54bcdaea34a4828221a0b53801d0560b

    SHA1

    280410dab560b637c5f7060beb5b97761e025f64

    SHA256

    0bcfb351efef9cac8dbf0475a755b376b3aa40e0ef0cad0acec3db3ba9183b21

    SHA512

    35db179834186c02e7049e15351f28e0f6b67083fc491df79ec884353c800c05f3df003f78681b88ecfd46fc9f56a4b3101b31942e3c898288352e3d183a5287