PDF malware analysis — malicious · a4f71f96777912af

MALICIOUS

PDF

61.1 KB Created: 2021-04-05 22:15:31 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29

MD5: 7933a0c1003140d5fdd167112c4d4d0e SHA-1: 6d76e4c19c52fda1421d90b41310ea429fc64116 SHA-256: a4f71f96777912afd85d3ff67a42ee1968c0fb6779bc47b31b33c1107c881133

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs, with a primary lure pointing to 'gaminggenerator.org' and promising free Roblox items. Heuristics indicate this is a brand-impersonation credential phishing attempt, likely using the 'free drawing Roblox' theme to trick users. The ML classifier also flagged this PDF as malicious. No scripts were extracted, but the presence of numerous external URIs suggests a downloader or redirection chain.

Machine Learning

Nyx PDF Classifier malicious score 0.6193

Heuristics 4

Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISH

Document impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: http://gaminggenerator.org/app/431946152/free-drawing-roblox.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL http://gaminggenerator.org/app/431946152/free-drawing-roblox PDF link annotation
- http://sscclc.edu.ec/images/free-robux-redeem-card-codes.pdfIn PDF document text
- https://bancroftandsons.com/images/btools-hacks-on-roblox-2021.pdfIn PDF document text
- http://nalmpantistractors.gr/images/how-to-make-a-free-model-on-roblox.pdfIn PDF document text
- http://www.oberberger.it/images/roblox-free-rubux-sans-email.pdfIn PDF document text
- http://www.eaapiaria.es/images/free-robux-generator-no-human-verification-or-download.pdfIn PDF document text
- https://icefuture.ru/images/roblox-free-wings-code.pdfIn PDF document text
- http://arch-centr.ru/images/how-to-hack-roblox-with-cheat-engine-66.pdfIn PDF document text
- http://keepcasscountybeautiful.com/images/super-jump-cheat-roblox-jailbreak.pdfIn PDF document text
- http://elektrofahrspass.de/images/roblox-cheat-robux-deutsch.pdfIn PDF document text
- http://agroturismoarkaia.com/images/robux-script-hack-2021.pdfIn PDF document text
- http://seytarehco.com/images/best-hack-guis-roblox.pdfIn PDF document text
- http://www.hawler.in/images/free-robux-no-human-verification-2021-no-download.pdfIn PDF document text
- https://www.eglihotel.gr/images/get-free-robux-real.pdfIn PDF document text
- https://www.iadh.bi/images/www-roblox-party-com-free-robux.pdfIn PDF document text
- http://www.remiauclair.fr/images/robux-hack-inspect-element.pdfIn PDF document text
- https://estalagemmonteverde.com.br/images/get-roblox-clothes-for-free.pdfIn PDF document text
- https://yarburservices.ru/images/robux-hacks-admin-commands.pdfIn PDF document text
- http://www.centromedicoaurora.it/images/hack-roblox-counter-blox-download.pdfIn PDF document text
- http://sscclc.edu.ec/images/roblox-pet-simulator-pet-hack.pdfIn PDF document text
- http://mostowicz.pl/images/cheat-engine-speed-hack-roblox-2021.pdfIn PDF document text
- https://www.foodsafety.cz/images/free-new-roblox-accounts.pdfIn PDF document text
- http://caraless.com/images/all-roblox-catalog-free.pdfIn PDF document text
- https://www.tsdb.com.au/images/roblox-gfx-render-free-to-use.pdfIn PDF document text
- https://www.fhccu.com/images/free-robux-growbuxnet.pdfIn PDF document text
- https://grovehilloutfitters.com/images/roblox-azure-mines-cheat-scripts.pdfIn PDF document text
- http://www.eurosan1.ba/images/how-to-change-name-on-roblox-for-free.pdfIn PDF document text
- http://ddsadler.net/images/roblox-hackr-hack.pdfIn PDF document text
- http://fa-deco.com/images/downlode-a-roblox-hack-tool.pdfIn PDF document text
- http://www.copoint.co.uk/images/how-to-hack-other-peoples-inventory-in-roblox-adopt-me.pdfIn PDF document text
- http://www.lionel-seppoloni.fr/images/wall-hack-roblox-download.pdfIn PDF document text
- https://www.stkdb.cz/images/free-roblox-stuff-codes.pdfIn PDF document text
- https://shop.bellmann-muenzen.de/images/omggh-new-roblox-hack-lumber-tycoon-gui.pdfIn PDF document text
- https://piscinasmundoacuatico.com/images/how-to-add-robux-to-your-account-for-free.pdfIn PDF document text
- https://technospektr.com.ua/images/announcer-hack-roblox.pdfIn PDF document text
- http://loszavera.com/images/roblox-tryhard-hack.pdfIn PDF document text
- http://www.boic.nl/images/roblox-dungeon-quest-hack-download.pdfIn PDF document text
- http://kulturlandschaften.eu/images/how-to-get-free-robux-for-kids-under-12.pdfIn PDF document text
- http://museumkk.ru/images/lapeceratonta-roblox-tycoon-hacked.pdfIn PDF document text
- http://haertetechnik-steinbach.de/images/free-fortnite-dances-roblox.pdfIn PDF document text
- http://sealysports.com/images/roblox-robux-online-hack-no-human-verification.pdfIn PDF document text
- http://www.meslekpatent.com/images/free-roblox-hack-youtube.pdfIn PDF document text
- https://www.ukrtrans.biz/images/how-to-hack-roblox-for-free-robux-on-ipad.pdfIn PDF document text
- http://www.eurologistiki.gr/images/how-to-get-2021-robux-for-free.pdfIn PDF document text
- http://soma.com.ua/images/cipher-roblox-hack-download.pdfIn PDF document text
- http://ce-tsv-nantes.fr/images/cch-ly-robux-free-minhmama.pdfIn PDF document text
- http://bunadsmaria.com/images/how-to-hack-roblox-catalog-2021.pdfIn PDF document text
- http://mittlenberg.ch/images/how-to-get-free-robux-guava-juice.pdfIn PDF document text
- https://www.albisser.ch/images/hacked-pants-roblox.pdfIn PDF document text
- https://amatq.ca/images/como-conseguir-robux-gratis-sin-hacks-con-dos-links.pdfIn PDF document text
+18 more URL(s)

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off000082e4.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x82E4	27004 bytes
SHA-256: `42e3289936c9d943adffbc1e670d4ce89cd90925d83f186c362c9a7645ad83df`
`font_01_sfnt_off0000c19c.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC19C	2832 bytes
SHA-256: `77ae1c4cffa647a8fd533dfa4102e94364989f9e80b9cd131876e9d1005899a2`
`font_02_sfnt_off0000cb4c.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xCB4C	18312 bytes
SHA-256: `95cd9d79adb232d9a66f4afd607dd6f97dffcfb9ec102cc787a8094fe7d10ff4`

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