PDF malware analysis — malicious · 02fc1097804934d0

MALICIOUS

PDF

35.4 KB Created: 2021-06-23 11:22:23 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29

MD5: 7d8781b2a59593deee7b38db25d6d4f9 SHA-1: 487eb643a1eb5ff11c73505cd0f926c025c8e915 SHA-256: 02fc1097804934d0fb5bde360f634fcc7727624b8f80c296dcbccef36635ad04

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a lure for game hacks, specifically mentioning Roblox, and links to a URL that appears to host a generator or hack. The ML classifier strongly flagged this PDF as malicious, and the embedded URL is highly suspicious. No scripts were extracted, but the document's content and heuristics indicate an attempt to lure users to a potentially harmful site.

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/roblox-code-on-how-to-get-clothes-for-free-game-hack PDF link annotation
- https://www.mentalhealthnow.co.uk/uploads/files/files/minecraft-free-trial_GM479516143.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/citizen-hacks-roblox-jailbrea_GM431946152.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/coin-master-daily-free-spins-hack_GM406889139.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/minecraft-for-ps3-free_GM479516143.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/coin-master-hacks_GM406889139.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/coin-master-hack-version-download-2021_GM406889139.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/roblox-give-btools-with-cheat-enigene_GM431946152.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/get-minecraft-windows-10-free_GM479516143.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/coin-master-15-free-spin-link-of-last-5-days_GM406889139.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/comandos-para-free-admin-roblox_GM431946152.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/roblox-hack-how-to-get-someones-password_GM431946152.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/free-roblox-promoodes_GM431946152.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/can-you-still-get-minecraft-windows-10-for-free_GM479516143.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/tiradas-coin-master_GM406889139.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/how-to-get-a-free-remote-raid-pass_GM1094591345.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/play-minecraft-free-online-no-download_GM479516143.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/pineapple-outfit-hack-roblox-royale-high_GM431946152.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/coin-master-free-coin-hack_GM406889139.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/minecraft-java-server-hosting-free_GM479516143.pdfIn PDF document text
- https://www.mentalhealthnow.co.uk/uploads/files/files/free-roblox-accounts-with-robux-2021_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_off000032d0.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x32D0	22380 bytes
SHA-256: `0cbb978d04faba5bd45cf6f4b571611bac019f65ed033b7500df1bc5708cbc69`
`font_01_sfnt_off000064c9.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x64C9	19260 bytes
SHA-256: `d5c5a93cd49e55ff9d18f846fcd62d25d5e31facaa6839ecb12ef6640bb4edab`

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