MALICIOUS
242
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass of external links, many of which are hosted on Shopify, likely to manipulate search engine results. One of these links, https://ttraff.com/pify?keyword=excel+invoice+template+with+logo, is identified as a malicious redirector. The document body, though heavily corrupted, contains language suggesting an invoice lure, which is consistent with the heuristic firing for SE_INVOICE_LURE. The primary attack pattern involves tricking the user into clicking a malicious link disguised as a useful document.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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/pify?keyword=excel+invoice+template+with+logo In PDF document text
- http://files.shaakirasharifeducationalpsychologyandtechnologyprogram.com/uploads/1/3/0/7/130739463/pasos.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/1/0449/0670/9159/files/2nd_grade_math_challenge_worksheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0300/9434/files/tik_tok_whistle_song.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/12410546401.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8110/4541/files/12734021498.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5970/7037/files/piriformis_muscle_stretches_while_pregnant.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1936/9639/files/lasij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5465/1799/files/67248210499.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6017/4754/files/zenovawizuvuvudaki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3508/1374/files/data_communication_and_networking_4th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0451/8638/4023/files/cambridge_placement_test_for_adults.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8862/5302/files/49793981619.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5697/1432/files/68680495879.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4042/3592/files/pakalujepisixizipaki.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_off00006de4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DE4 | 5252 bytes |
SHA-256: b5f49687fe8f355daedacaf2d9e7c38f5216b481d53d2e849c7d22a7715b9f36 |
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font_01_sfnt_off00007fad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FAD | 10332 bytes |
SHA-256: da4684f89a36490de994f95b5161e497832635e2c0d3dda02318eb091e692a6a |
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