MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF contains embedded links that point to a known malicious redirector, ttraff.com, which is designed to lead users to further malicious content. Additionally, it hosts a large number of external PDF links, many hosted on cdn.shopify.com, suggesting a link farm or SEO poisoning tactic to increase visibility and traffic to malicious sites. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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.
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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.
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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.
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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.
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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.
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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.com/wb?keyword=came%20sliding%20gate%20motor%20manual In PDF document text
- http://files.4arrowsoutdoors.com/uploads/1/3/0/8/130814672/1910526.pdfIn PDF document text
- http://files.communitychurchsheppey.com/uploads/1/3/0/8/130874318/49948dc.pdfIn PDF document text
- http://files.barakacommunity.co.uk/uploads/1/3/1/0/131070842/suzuko_jetemiviwarepof.pdfIn PDF document text
- http://files.magicaladventurestravelwithjennifer.com/uploads/1/3/1/6/131606434/tamerizunek.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/1/0435/5381/6728/files/gabesejonilimusiberawala.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9803/8679/files/38937772424.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3803/1518/files/vibirimurejixoveduw.pdfIn PDF document text
- https://raxurutib.files.wordpress.com/2020/07/38939809648.pdfIn PDF document text
- https://mavidajefer.files.wordpress.com/2020/06/zawowasulaxe.pdfIn PDF document text
- https://vimaxagowuno.files.wordpress.com/2020/07/72142491421.pdfIn PDF document text
- https://gilolarezuj.files.wordpress.com/2020/07/19564034723.pdfIn PDF document text
- https://kudivex.files.wordpress.com/2020/06/45146252884.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4945/0661/files/54062167062.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7246/3772/files/97777909095.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0864/7580/files/linuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0697/6422/files/bukedudeb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5534/8888/files/mitikonekupaxojizuroduxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2413/7890/files/siranapipi.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_off0000730b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x730B | 5052 bytes |
SHA-256: 5ae4dcb05271f54c6d907e96768f62b9559a9bbd1a5ab8b7854066d384d4d7ad |
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font_01_sfnt_off00008420.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8420 | 10068 bytes |
SHA-256: b862d90b829518ceed3e02804f29c304f3d4c478edbd52d7dd8b5ba4ff052681 |
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