PDF malware analysis — malicious · d870e338ef9683de

MALICIOUS

PDF

33.7 KB Created: 2021-06-21 23:47:27 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-29

MD5: df00c6327097d954ad4d5d780382f36b SHA-1: aa8eb720b636f66a9ae89cf928f61cedd295dafa SHA-256: d870e338ef9683ded5022bf30e2cf9803a07970dde737d953139738f284ac340

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains multiple links and a call-to-action phrase, directing users towards game hack generators and free currency lures. The primary URL, http://netcdn.co/app/431946152/how-to-download-hack-roblox-jailbreak-game-hack, is identified as a high-risk redirector. This suggests the document is designed to trick users into visiting potentially malicious websites that may host malware or engage in phishing.

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/how-to-download-hack-roblox-jailbreak-game-hack PDF link annotation
- https://www.owlweb.co.uk/uploads/files/files/roblox-2021-hack_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/moonactive-free-spins-link_GM406889139.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/roblox-fun-com-free-robux_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/roblox-exploit-scripts_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/coin-master-hack-unlimited-spins-apk-download_GM406889139.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/how-you-get-free-robux_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/make-free-robux_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/roblox-hack-download_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/tiktok-free-gas-hack_GM835599320.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/coin-master-free-spins-hack-2021_GM406889139.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/coin-master-free-raid-link_GM406889139.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/how-to-get-free-robux-without-downloading-anything_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/coin-master-hack-2021-apk-download_GM406889139.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/promo-codes-to-get-free-robux_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/rbxoffers-earn-free-robux_GM431946152.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/minecraft-com-free_GM479516143.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/free-minecraft-alt-accounts_GM479516143.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/coin-master-hack-tool-v1-9_GM406889139.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/coin-master-free-coin-hack_GM406889139.pdfIn PDF document text
- https://www.owlweb.co.uk/uploads/files/files/pixies-gigantic-coin-master-free-spins-and-coins_GM406889139.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_off00002ee4.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2EE4	21364 bytes
SHA-256: `6645f7f81c04005529f5b032764d3d64eb1fa9ac12e6c626e6279efef3918582`
`font_01_sfnt_off00005d85.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5D85	19448 bytes
SHA-256: `1a085c2dbb3bed1116dbf2324ec0780ad301b1a961a0bf570a61a7a272ddce07`

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