MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF file contains multiple heuristics indicating malicious intent, including a critical PDF_MALICIOUS_REDIRECTOR_LINK and PDF_SEO_LINK_FARM. The document body, though heavily obfuscated, contains a URL that aligns with the SE_PAYMENT_REDIRECT_LURE heuristic, suggesting a business-email-compromise pattern. The primary malicious URL identified is ttraff.com, which is linked to a lure for a 'microsoft platform toolset'. The presence of numerous Shopify links, while some are benign, contributes to a link farm strategy to obscure the malicious destination.
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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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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Payment redirection / bank-detail change lure high SE_PAYMENT_REDIRECT_LUREDocument describes new or changed bank, wire, ACH, IBAN, SWIFT, or routing instructions — a high-value business-email-compromise pattern
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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=microsoft+platform+toolset+v110 In PDF document text
- http://files.groceries-usa.com/uploads/1/3/2/7/132712000/mojazodibirapa-solevogapigul-pexodan.pdfIn PDF document text
- http://files.ohiodistrictaljc.com/uploads/1/3/2/6/132681150/fazonapowi.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/1/0438/0711/3373/files/adobe_reader_convert_to_word_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3067/4597/files/tinuwewa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/9234/8838/files/26690098641.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4751/7341/files/caracteristicas_de_un_servidor_web.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8205/5842/files/bolokax.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/4834/1399/files/63708910551.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0145/4496/files/nuvatubezukowob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8284/1250/files/69220225604.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0886/6974/files/33298984931.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5026/1915/files/onlinemeded_intern_guide_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2424/5155/files/98489375238.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
🗂 Part of campaign:
drcarterscourses.org
3 samples
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005d7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D7F | 5420 bytes |
SHA-256: a6080415c7f95874e7feca7e082f78a1a8aaa9e0f47779355245da32cbe723c6 |
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font_01_sfnt_off00006fe0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FE0 | 10744 bytes |
SHA-256: 03a585591dca697dae7291f8566730d2d62b7f8ca061aac356aa40151c7ff4f8 |
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font_02_sfnt_off0000949a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x949A | 16532 bytes |
SHA-256: e5cd520a6474b3c138d8d6ab4ad2ecd1b47c0e7157d0065f00721ec3a1213600 |
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