PDF malware analysis — malicious · 04b89e889834f0ff

MALICIOUS

PDF

44.2 KB Created: 2021-06-13 15:48:54 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29

MD5: 1a4e2729864b9ca01f679a182c8a7526 SHA-1: 9858f89864bd6f9d498b8fd1b37eb4d2b9c0ed37 SHA-256: 04b89e889834f0ff5311dd8fdc7750e11ed079461ebbd71d5e1b8984f71e3130

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains a lure for game hacks, specifically for Roblox, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious. The presence of embedded URLs and the 'game hack redirector' heuristic indicate an attempt to lead the user to a malicious site, likely for further exploitation or malware delivery.

Machine Learning

Nyx PDF Classifier malicious score 0.9865

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/how-to-download-hacks-for-roblox-game-hack PDF link annotation
- https://inspiration-modellbau.de/images/coin-master-coin-hack_GM406889139.pdfIn PDF document text
- https://inspiration-modellbau.de/images/robux-come_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/images-of-jhon-do-hacker-roblox_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/free-roblox-trolling-tips-for-frappe_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/free-robux-games-on-roblox_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/how-to-buy-robux-for-free_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/how-to-hack-into-accounts-roblox_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/free-robux-please_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/free-robux-just-enter-username-and-password_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/how-to-hack-people-on-roblox_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/all-coin-master-spin-link-and-free-download_GM406889139.pdfIn PDF document text
- https://inspiration-modellbau.de/images/free-roblox-avatar-gear_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/google-how-do-you-get-free-robux_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/roblox-cheat-commands_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/blaze-games-free-robux_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/roblox-how-to-get-free-admin-on-any-game_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/aplicacion-de-hacks-para-pc-en-roblox_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/minecraft-free-unblocked_GM479516143.pdfIn PDF document text
- https://inspiration-modellbau.de/images/how-to-create-a-website-like-roblox-for-free_GM431946152.pdfIn PDF document text
- https://inspiration-modellbau.de/images/free-clothing-items-roblox_GM431946152.pdfIn PDF document text
- https://www.micIn 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_004_off0000511a.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x511A	24308 bytes
SHA-256: `29ce789a1d5b5938be8efde12e93387bd5656e3f2e687b0413019b7d43e19215`
`font_01_sfnt_off00008853.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8853	18852 bytes
SHA-256: `1c8aea0d9f407051c84ccf83d808d0a32a33579b080f4778a85b177edbd3266b`

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