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Analysis

  • max time kernel
    133s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 05:19

General

  • Target

    047f72cdc026620cb8db9dc192042425_JaffaCakes118.exe

  • Size

    551KB

  • MD5

    047f72cdc026620cb8db9dc192042425

  • SHA1

    76600993fab9c5a830cf2871f3391f17dfa7b880

  • SHA256

    64b5aa64283438737541746951a72e0a6743234718621be5466fdac8d9894c0e

  • SHA512

    f19240cadee83f58ea0477e4680414ad66bd69d4e7613ac6d7965fabcbd80fa71fb20e4987cc39a7b5f524fcdb3e5201a8e500c4173f0bbbd13e18e273b9896e

  • SSDEEP

    12288:h1OgLdaOlgbJuMmFcouJqkXWctn+MEfO8:h1OYdaOlgJHJJqkXtMO8

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\047f72cdc026620cb8db9dc192042425_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\047f72cdc026620cb8db9dc192042425_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /n /s /i:"" 6OE.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:624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\6OE.dll

    Filesize

    203KB

    MD5

    41b13b132cb601ecc466654b90296353

    SHA1

    245258ddccb48826f22d57444f49fa30be1b36fd

    SHA256

    7fa4bb68c313e1090587a64b90e87bdcbc14ea3fb7c0e8cff94c657c969b70bf

    SHA512

    0e8de7bbe3695848e299fe3f3506f2e982a60cf0a0dd11cde86de4af67ef3c7b46458680d7bad9cedaa266ea33cb2e77f2aa83fcf1bdd20bf31d1936f2bd69a6

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\Preferences.C__Users_Admin_AppData_Local_Google_Chrome_User Data_Default_Preferences

    Filesize

    7KB

    MD5

    eddb5f572a8d8bde44789ebea9ebdbd9

    SHA1

    3e9b62129fc33a22acc07c6bb576c876897f83b3

    SHA256

    8cdb71fecf52b4dfc999f9249fd7f370cf8797604d32af99c11ab8a4ce5a4c31

    SHA512

    6b21b1243d861f14a7d0c868e18d98739846990ed8e7a0ca45d4a8545c1826bc3839e0838a0caddfad22ebcf9120ba14470a8bbe7156624698b8557cd2457bff

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\ffehpnjheclikiiopgaailahepdboebf\background.html

    Filesize

    141B

    MD5

    6b1080c1c30f36b78c3863431f828800

    SHA1

    dd02fe0665e72264c2ec9a814f6c32bb3fb5a1bc

    SHA256

    7ebd1123e396b1f6d8124496553625e337150fe59eb4f3c2724fb69af055d313

    SHA512

    7605657440ec7847d2fff46772a2bb1bab86e41a736644b6b46e675b9dca1b49adce68a3d8097907174e6590616039912268e01f9002ee7cf21450dc71d89a40

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\ffehpnjheclikiiopgaailahepdboebf\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\ffehpnjheclikiiopgaailahepdboebf\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\ffehpnjheclikiiopgaailahepdboebf\manifest.json

    Filesize

    503B

    MD5

    9050256f6fe24eaeb34a603147075a63

    SHA1

    49ce1300a41e0413715875fa89ddd397eef69eb7

    SHA256

    dca0a15010ee8a94168b4b2bdd3dd6127471e525b818b7c1b73a6669d51d4b5a

    SHA512

    533a0c94edc355aa8ca90aed0633dc3d1948e8f9c69ef115e172b29697b29e2bdb6cf0352303a339c0b7241fba11387cff3e19a33348be6828f4cb044b18a219

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\ffehpnjheclikiiopgaailahepdboebf\rayb.js

    Filesize

    5KB

    MD5

    f2b462e65600ad3cce4fd9b7d60e8237

    SHA1

    f6464b192e0b8418248d5e8d2188a93926d81621

    SHA256

    d3a2cded1d5cce0e2f5d775086e9c47644b16f51a18065492b81d143bb39c495

    SHA512

    6a91075f39a8d81cf68f78b6ca1705441fac99e327366b11f5f9cad147865dd3593fe31cf70f44baf5b032388df74701f2ceee2d6968288dd545bf0079c99bd6

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\ffehpnjheclikiiopgaailahepdboebf\sqlite.js

    Filesize

    1KB

    MD5

    c2bf369278f238b82528ce9293f9334f

    SHA1

    2039509e34fd74cc82d1997455d842d731e38554

    SHA256

    b3cf57cc3e127afe03a0758b381cdc962cc2d23000276c74c379ce559ed666d3

    SHA512

    c15431bd67cb25febee598c067bf4f0f6ddc2bf14cc2d30c611549b3d782ae794d7c2c30a076458dc3deb2b4e925e6f065d1bd588032e51596f1505086ef06c8

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\hxP.dll

    Filesize

    180KB

    MD5

    0e093772550eb9541dd715c016b5584a

    SHA1

    20338dc859a5652f5661280dc508f4e5b533e76d

    SHA256

    028999304f35f7a6fc2cf6e360d4ea587612d63ce191fa979cc98ccca46ab149

    SHA512

    0030b395e2fde6bc9f70f52e71d8e87d306cff8afd2acbad725c4cc92b6d7916a38c1d6d156feaec841966492d32394982ef51989e2b8673d7c00e103f744dd5

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\hxP.tlb

    Filesize

    2KB

    MD5

    48e9706fe9f76731f3576122fc3e9e33

    SHA1

    387c8c4898ead8ace488a7df80fead429eaf167b

    SHA256

    7bad79916803a14ca817e5c39f5ec2f0f240044d6dc24fb4916c8fda338060f1

    SHA512

    e9b44a2b1b7a806066182a084ec9df81916fc6db79710256e173377e7cd64a732c006830bbe324a9a734731ecde8b8251cfa995399f6d4df5322faff99c458b6

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    639d7ee5f785b9923dc453a2d86e0319

    SHA1

    2d40d8677e0b8636354c4af251703b974ee5ab2f

    SHA256

    8afdc6bf9cb9526ab79d1c96f4bbf38f0117d6cd426c100c772ecc9d6452d8c6

    SHA512

    cc119fdde8e611775ebb3b2670f92a573ddb21ea666c21ed629f48f5f46905c56db36e998e32c7a0b37554dddfbdda7c9d728e2b5bc0e1ca028a42779f09f64e

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\[email protected]\chrome.manifest

    Filesize

    100B

    MD5

    fe7a1f8f2f39832290d61bff8dc017e9

    SHA1

    4cd4f0eef10d4fca38aebdcfa0280dea747506b1

    SHA256

    f009525cab5379088339c75d6d40b9a2288814a097de01f5316b275160860b5d

    SHA512

    5e3801527f5d1224a662b466a89e3ad352264f039a8d87ee921df3997de99c0d4c710f720c920e52221c7835abd0619dd3a60dafd1f21ce481273d72e2f751d3

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\[email protected]\content\bg.js

    Filesize

    9KB

    MD5

    9037db327ca66739692e427badcd991d

    SHA1

    6131de151dcc4d9fbf327e75c1cc0fe630e40d6b

    SHA256

    7c1542287aff04d8a44ab8e7631fe16ef86f48490e21c87536791072fbeaca15

    SHA512

    46cf90980cf55033d6d023e5425ba79c4b41d85781fb4a46533add9d1cb812ce22ee88e65623de0c1475640bb286d8d546a8a110cf61af501076e0f334553a12

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\[email protected]\install.rdf

    Filesize

    605B

    MD5

    f99c0de1453a4c28baca556902d098e6

    SHA1

    00d97ba678b27b53fbf0b0d70e9a5fd0bb354a94

    SHA256

    8808db16ad737b77a9cf828b2f9eb2667ea855474463117c607836a7ce2970ca

    SHA512

    61a2c0956efc7c35d3cdb66239d78c28da72d428d05ae74f83c6b1817a9f56c274e2493e1849e2b549f549d7a5e42733629e2c3e31a30d61f53a40d94c77f60f

  • C:\Users\Admin\AppData\Local\Temp\7zSC3EC.tmp\settings.ini

    Filesize

    7KB

    MD5

    5a530d5227ac2e465f75ad745ec8ac69

    SHA1

    f67bb313783546896594aec64f0011f200f09f14

    SHA256

    2da5ebe2b6fd9e8b3d5013d31fea670289c9b99817d5a914d9ffa0b4ac223832

    SHA512

    f673d0726d1a419ad28bbe0c2a589d1af5fe3ccf7ee812bb32f089bd3ca483c7ed9e78a08c74a7ce3345c57585e3d547437eb1245e6d6011181ebacb56f14fec