PDF malware analysis — malicious · ddaa028aa5a3a6d8

MALICIOUS

PDF

34.3 KB Created: 2021-06-18 20:07:33 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29

MD5: f667b9b3becabb82e57a76b664b5478f SHA-1: 4fc3a9e9376280698aaa71d93a389f6ee7d677ec SHA-256: ddaa028aa5a3a6d8df4df67230e45e75b943762a00d1f5373c0dac7f7c442dc7

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a high-confidence heuristic indicating it links to a 'free generator / game hack' redirector. The document body and embedded URLs reinforce this, pointing to lures for 'free Robux' and game hacks. The primary malicious URL identified is http://netcdn.co/app/431946152/free-robux-spam-game-hack, which likely serves as a landing page for a phishing or malware distribution scheme.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 4

PDF links to a 'free generator / game hack' redirector high PDF_GAME_HACK_REDIRECT_LURE

PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean.
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://netcdn.co/app/431946152/free-robux-spam-game-hack PDF link annotation
- https://www.impactlive.ca/userfiles/files/how-to-get-free-robux-in-meep-city_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/roblox-hack-dungueon-questcom_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/every-free-item-in-roblox_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/how-to-hack-roblox-admin-commands-script_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/how-do-i-get-minecraft-for-free_GM479516143.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/how-to-make-free-roblox-bloxburg_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/auto-redeem-roblox-hack_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/free-roblox-codes-murder-mystery-2_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/free-base-roblox_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/fast-to-use-roblox-hack-scrpits_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/roblox-changename-hack-pastebin_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/roblox-studio-free-models_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/how-do-you-hack-robux_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/roblox-redline-hack_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/how-to-get-a-free-dominus-hat-on-roblox-2021_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/roblox-cool-outfits-free_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/snapes-free-download-roblox_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/break-free-super-mario-odyssey-roblox-id-codes_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/sk8r-roblox-free_GM431946152.pdfIn PDF document text
- https://www.impactlive.ca/userfiles/files/how-do-you-get-robux-hack_GM431946152.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
`font_00_sfnt_off00002f14.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2F14	22284 bytes
SHA-256: `d95d2c6ca1a8d91cceb65bddfc2c4418cd5ee305c45d5e59622b0bcc3ba4acd4`
`font_01_sfnt_off000060c9.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x60C9	19152 bytes
SHA-256: `c3b8d6ed4a7fa28557fb88748383a6559be227e971948c9661e533879b925a14`

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