PDF malware analysis — malicious · ceef96cf9a8bc654

MALICIOUS

PDF

32.8 KB Created: 2021-07-19 07:26:13 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: 9040850450ef5e1b5b1676263a34cc15 SHA-1: 6a695779a75a8ef29e2f24f2ada12586d98da1ea SHA-256: ceef96cf9a8bc654dee242ff7ae5de82147d106eb44fd68ff557f8113658e6e5

160 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF contains multiple links to known malicious redirector infrastructure, specifically advertising "free generators" and "game hacks" to entice clicks. The document body and embedded links strongly suggest a social engineering lure designed to lead users to potentially harmful content or further malware downloads. No scripts were extracted, but the presence of malicious links and the lure indicate a high likelihood of a phishing or scam attempt.

Machine Learning

Nyx PDF Classifier malicious score 0.9900

Heuristics 4

PDF links to a 'free generator / game hack' redirector critical 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. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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
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.tw/app/835599320/tiktok-free-views-game-hack In PDF document text
- https://proviant.kz/images/is-minecraft-dungeons-free_GM479516143.pdfIn PDF document text
- https://proviant.kz/images/how-to-get-minecraft-for-free-on-xbox-one_GM479516143.pdfIn PDF document text
- https://proviant.kz/images/minecraft-games-free-download_GM479516143.pdfIn PDF document text
- https://proviant.kz/images/roblox-promo-codes-free-robux_GM431946152.pdfIn PDF document text
- https://proviant.kz/images/free-minecraft-account_GM479516143.pdfIn PDF document text
- https://proviant.kz/images/robux-hack_GM431946152.pdfIn PDF document text
- https://proviant.kz/images/free-tiktok-likes-no-survey_GM835599320.pdfIn PDF document text
- https://proviant.kz/images/how-to-create-a-minecraft-server-for-free_GM479516143.pdfIn PDF document text
- https://proviant.kz/images/minecraft-free-download-unblocked_GM479516143.pdfIn PDF document text
- https://proviant.kz/images/free-minecraft-alt-accounts_GM479516143.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_off00002c85.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2C85	22976 bytes
SHA-256: `59000a397924780305c6820cb9aa46b7a6da8485018f14554a9d9d0f95de0760`
`font_01_sfnt_off00005fc6.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5FC6	17752 bytes
SHA-256: `c0458c8281c5f614ec80a73af60f82da894f7f0cb4b38fcd4688d4eb1216e853`

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