Analysis

  • max time kernel
    15s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 06:31

General

  • Target

    04b35105cc46d62530e60b040f12934d_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    04b35105cc46d62530e60b040f12934d

  • SHA1

    23ce09a7a27329b62974731243854cff65d6740d

  • SHA256

    542728b18a06accc3dff5f7720ee9405799db720c14b123cfaff5c3fcf1f5d30

  • SHA512

    23eeb1288eda408d8642cc196dd66e3c3938da2bf959f6916c89b4355b477f76d414b884baeed20754a6d4826634890621424b34ec4e8949e91668b6da016204

  • SSDEEP

    24576:h1OYdaObOBsFEt5hDG0SAMs9jR/jaJnTJdwY68+UhnWb3aQ9:h1OswOEt5hDG0SAMs9j8nTJ2Y68hWGQ9

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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.

  • 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 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04b35105cc46d62530e60b040f12934d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\04b35105cc46d62530e60b040f12934d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\_6r.exe
      .\_6r.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:2824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\4106416468.log

    Filesize

    3KB

    MD5

    19ba2d4926ebd7b7bbc6e8c007b7b009

    SHA1

    528f139f344748378d9d74677e6f60717e1b5556

    SHA256

    906b78cc48858ad207bf2e40ff389189f32da92dfad4d284a1cba444a4409e06

    SHA512

    a62a046f8f4873e43f62557d4d235a15d2ce3f460e1a8e8bb07f03290e861247f8762d175532baef8afbeba457d235e25ddde3ab16304ad96a7901cadb68aca7

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\_6r.dat

    Filesize

    5KB

    MD5

    9f38679c873d73eef5fd0af769584e20

    SHA1

    b997cf3f7af932a6ae617573720f3223a5dce3a8

    SHA256

    fdcc1003b65a8530c4e1c029b79752045d5656051066cba890acf97986254df6

    SHA512

    c2b42f15c32218f35f35696d0d6f1b41ede63ebb23b652e4b6e1f6de98a5424b51987d41678251e82b2d9a1d87089bb3312151dd28cb82115f98fc0d742549de

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\kcbmnpimllkekdhglnimidjkhjbhcojb\XA7.js

    Filesize

    5KB

    MD5

    36ef212dd40325b9dbf38f3ad278db78

    SHA1

    f6abc4fc86f925605b6d0df734c290fdfd29ecf0

    SHA256

    28074f70b006a8f7ee3ffbc8054bcf13a3e6ab319e88d08b41cad36c45846897

    SHA512

    99e953ac1794b41164bd0087fdb62060bececfccadc297f2be7dc57a86e358c74b29c5e092994dd796d2fbd403ae3d76ca6886a561c8cf30599311b8b6265508

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\kcbmnpimllkekdhglnimidjkhjbhcojb\background.html

    Filesize

    140B

    MD5

    6eab5d23a7b7e89f477e6f2f6bb22eee

    SHA1

    6ae98a6471ab292f6e76ad3d28fbb8d1b892a73b

    SHA256

    a8f539d6f68b8e8892c2bd9225e06404a79d9a8c0fe40e2dd65e10a2c1b97882

    SHA512

    755bb7238da2b203b72d7968a90040f0574e8f43b061f619959ec24d833c88ba3c22841250dce0f25a822a3cdabafd530d1a284030f2f8dfb799fe32923f4105

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\kcbmnpimllkekdhglnimidjkhjbhcojb\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\kcbmnpimllkekdhglnimidjkhjbhcojb\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\kcbmnpimllkekdhglnimidjkhjbhcojb\manifest.json

    Filesize

    556B

    MD5

    eeaf4148b7e34839469011ac48b79265

    SHA1

    dfc7a123e00e593c5397bd69a3e4536504ee517d

    SHA256

    91b0606ea7c0aa707257ba95c17beaf64bf600122039d69fe0e2d26919f8b78b

    SHA512

    f6c3b5c26beb971546e18958ca3c88f4d9c474be0e3e40b07d24c93be1cc30b7d067cad1ec1140e1f1efddce1065b4717ad75372cc1d7443ffd6c9a8ffe707f1

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\kcbmnpimllkekdhglnimidjkhjbhcojb\newtab.html

    Filesize

    371B

    MD5

    b2b1167de47776f115ce723e5c0061e4

    SHA1

    f04ce27941fd4271970edaba7b0cdb7aee67d302

    SHA256

    b31310da332a22acf5bef68ea02fdc968819c48ef0d0d9671679bfa48ca0d11b

    SHA512

    fbd5dccf7afc9736532daacb9a2840c2dae1841ea71fe505352a1e27fdbd045dec167c2af3a5f7e8187ab5cddf8a99888eea86fc35f6218cb23dc99c86145427

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\kcbmnpimllkekdhglnimidjkhjbhcojb\sqlite.js

    Filesize

    1KB

    MD5

    0f0fcfaffd4b1325a4ddac36357224ca

    SHA1

    17aa605511a47a640758b3133d3e1fa988dddcb6

    SHA256

    cbd70eb5c4c1acfd8cb0f260b2c12f2f5a47aefdb480c0e2ddd5ca07d88c947d

    SHA512

    9b28fbb7feac846b34aa396eb2d9f8f2999e729198b7cdc1156966bcfe2b54c15de04ae166e7129e18ebd6f3d5c4f1c9259236cc065ba38206aed7b7034d9c36

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\[email protected]\chrome.manifest

    Filesize

    98B

    MD5

    139a50ef13c22b798985d5d5740d3a9a

    SHA1

    47e5c58b34e1a50a8efdf79b78a1c5afb5fe377c

    SHA256

    992cf708eaaccc23c45ff7a43c6190fafe1c8ffea63656c7dc6d70626d2e595d

    SHA512

    84346a7c8b697c626f5d188d19ebf06253339540527a895807b889be2af4c63abba5779372f79a1e7d9793c9679a9cf5e163ae23b69363469b30ddb14a508c42

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\[email protected]\content\bg.js

    Filesize

    9KB

    MD5

    cc2dbba09b4f0b9721a9e1051791922d

    SHA1

    54f421720fbb21ad99df48823da3bdfd98eeaf76

    SHA256

    e44afe5fe9bda3202afdece9f638b32eaad7dc325a8530fec9c2e492f8f6452d

    SHA512

    f583d5a4ddf52de410d284dad586f8aff10066b0b218f049a1c854cbae25e4b1cfce90e34d120df11d408708be821d8c6aac2ee32fb127438d0bfd27f75a48e6

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\[email protected]\install.rdf

    Filesize

    609B

    MD5

    4285288af2cf50e44b410e86d570cc49

    SHA1

    9dfb70723e0ef46115a67a8496f5c4816d5a1ee7

    SHA256

    27fba102c59eb28a4c88dc4953295cdb34d907fa3d53c25d6d4b3d0e92b9766d

    SHA512

    55498aed63120435f4cfbeca5dbea97108a167284b89d76b68787e3ca6705a1060afeafff0b9fd09663190bdf1da2336b77259181ecb4929f2bb199223539540

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\ud.dll

    Filesize

    258KB

    MD5

    e1d10cccd5dde588af8ee2cb7309523c

    SHA1

    0b9e805077320b0ce1e6620488bd34f1c4d7827e

    SHA256

    9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a

    SHA512

    a929eaae12f5cb28e224fc31298af2808f995c5a06bc6f47d95879703dbb9369e2e35b4e50a452e91741e6a949336220348dbb3c389c46ea2e0ca41f592dcaa0

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\ud.tlb

    Filesize

    2KB

    MD5

    9156db5f76d48049dbc41fd1b58b3f34

    SHA1

    5eb1df59f9b5b06ab00137fc9e6451e323d3102c

    SHA256

    66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc

    SHA512

    742a77e71c34632146e16acadb6b381694072c7f4c2dea1df1dfc645ed42673ba153c832d167474dc41f9b608142a8c41b4aecda1efdab90d87d4f5c718bf149

  • C:\Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\ud.x64.dll

    Filesize

    319KB

    MD5

    4f5c722b8686afbea6f09c53171d44ca

    SHA1

    184c60aafbb12d1023b1ce2aff4d3708607a75a1

    SHA256

    870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea

    SHA512

    e471a86079a16d129ea0c01878af77d1aa132e629832d3f0f3d1f8a3dd250ed41c8d2f37403a10c8061fff07c07dda926ba7ffcc417c6e0100005a0f2721417a

  • \Users\Admin\AppData\Local\Temp\7zS7D2B.tmp\_6r.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f