MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains multiple heuristics indicating malicious redirector links and a link farm designed to lure users to download files. The primary redirector URL, https://ttraff.cc/pify?keyword=firefox+older+version+for+windows+10, is used to disguise a phishing attempt for software. The ML classifier strongly indicates maliciousness, and the presence of numerous external PDF links suggests a campaign to distribute malware or phishing content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
-
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
-
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
-
PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
-
Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
-
Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
-
Embedded URL info EMBEDDED_URLOne 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 https://ttraff.cc/pify?keyword=firefox+older+version+for+windows+10 In PDF document text
- http://files.lessons-by-alex.com/uploads/1/3/0/7/130775063/genupaxeju-zoxefejinezuvo-gezepabafelar-kifikiji.pdfIn PDF document text
- http://files.robbfreemethodisthistoricalcentre.com/uploads/1/3/0/9/130969657/tusuzevage-tojunabot-sijinekuxu-budam.pdfIn PDF document text
- http://files.pharmalauren.com/uploads/1/3/0/8/130814003/4770891.pdfIn PDF document text
- http://files.guitarhugs.com/uploads/1/3/2/7/132712129/fetul-rimerosakubaso-kevilali-kupoxijogi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2640/7833/files/41786135085.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5019/6392/files/vujug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7539/5993/files/jonuzoxirakexored.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9843/7784/files/71738604826.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2471/9773/files/63506381545.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5921/6533/files/65015729236.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tizerosotusalasebix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5752/8480/files/bifogili.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9005/9176/files/bifudexemaxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65105912314.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/85583151980.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000067c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67C9 | 4768 bytes |
SHA-256: 6a2af972bd05262dff9f715b73502807a01b8d8f52ac7e4d1ca8479ccd26f9cc |
|||
font_01_sfnt_off0000781d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x781D | 10708 bytes |
SHA-256: 566bdf15bc0ad8780f57c61f0d2cfce9bed075232a2d12c200eb6901bbc514c8 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.