PDF malware analysis — malicious · 9187d2eb772f01d6

MALICIOUS

PDF

250.2 KB Created: 2021-04-04 10:30:45 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-23

MD5: 04e1d6d1c3c2020b321682de70fb38e9 SHA-1: 6c30f641250bec5f358f663c5511eac56a0519b2 SHA-256: 9187d2eb772f01d6bb0145fa7e7dd5f7ac35236a0c35f3b2228b2904694e5f0e

72 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with the signature Pdf.Phishing.Roblox062100-9873116-0. It contains an embedded URI pointing to a website that promises hacks for Roblox accounts, a common lure for phishing and scams. The document body, though heavily obfuscated, contains references to 'Hack Roblox Accounts Website' and 'wkhtmltopdf', suggesting it's a crafted lure document. No scripts were extracted, but the presence of an external URI and the phishing-related ClamAV signature strongly indicate a malicious intent.

Machine Learning

Nyx PDF Classifier clean score 0.1227

Heuristics 4

ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
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/hack-roblox-accounts-website PDF link annotation
- https://servotecnica.com/images/free-robux-codes-on-tablet-2021.pdfIn PDF document text
- http://lanoblaie.fr/images/roblox-free-download-now.pdfIn PDF document text
- https://www.udivadlahotel.cz/images/cheat-engine-roblox-cheat-table.pdfIn PDF document text
- https://open-coffee-drimmelen-geertruidenberg.nl/images/free-20210-robux.pdfIn PDF document text
- http://www.pcclawyers.com.au/images/free-robux-without-human-verification-2021.pdfIn PDF document text
- http://papec.ir/images/free-roblox-executor-2021.pdfIn PDF document text
- https://www.najeebqasmi.com/images/how-to-exucute-a-script-with-cheat-engone-on-roblox.pdfIn PDF document text
- http://iedarelief.us/images/free-robux-instantly-2021.pdfIn PDF document text
- http://sdservicesrl.it/images/how-to-hack-roblox-god-mode.pdfIn PDF document text
- http://lewishome.net/images/how-to-acually-get-free-roblox.pdfIn PDF document text
- http://jugendfeuerwehr-scheinfeld.de/images/free-dominus-roblox-console.pdfIn PDF document text
- http://ivpr.net/images/robux-hack-2021.pdfIn PDF document text
- https://www.inova-cuisine.fr/images/how-to-hack-on-roblox-on-skywars.pdfIn PDF document text
- https://www.cosmosdawn.net/images/roblox-hack-red-boy.pdfIn PDF document text
- http://bit-sky.com/images/hack-pour-recuperer-son-conte-roblox.pdfIn PDF document text
- http://ims-77.fr/images/how-to-hack-mad-city-in-roblox.pdfIn PDF document text
- http://zarinnameh.ir/images/actual-ways-to-get-free-robux.pdfIn PDF document text
- http://laboraltoledo.com/images/bloxburg-in-roblox-for-free.pdfIn PDF document text
- https://estalagemmonteverde.com.br/images/sex-hack-link-roblox.pdfIn PDF document text
- https://vtvvaals.nl/images/http-get-free-robux-eu5-net.pdfIn PDF document text
- https://sdg-trade.com/images/roblox-hack-site-2021.pdfIn PDF document text
- http://musical-arts.de/images/free-50-robux-card-code.pdfIn PDF document text
- http://biotronics.com.cy/images/free-roblox-account-with-rpbux-password.pdfIn PDF document text
- http://lillysonthelake.com/images/appkarma-free-robux.pdfIn PDF document text
- http://gaeconsultores.cl/images/super-super-happy-face-roblox-free.pdfIn PDF document text
- http://panaceafamilymedicine.com/images/number-glitch-free-robux.pdfIn PDF document text
- http://www.kalaaliaraq.dk/images/who-to-hack-in-roblox.pdfIn PDF document text
- https://www.acoustiguard.com/images/how-to-hack-skywars-roblox.pdfIn PDF document text
- http://vipservice-bg.com/images/cruise-ship-simulator-roblox-hack.pdfIn PDF document text
- https://schulzpressetext.de/images/roblox-games-that-cheat-engine-works-on.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_007_off00038b02.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x38B02	23364 bytes
SHA-256: `c8b89c5fd87fd120ae63dcc8af2e0706d19197b43cf5fa83c10a5158a698957a`
`font_01_sfnt_off0003bfb5.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x3BFB5	18312 bytes
SHA-256: `d859dfc9abb798fd9ab518519c389c7552b65688d3fcc2664444cd38dbf584de`

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