MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic firing indicating it's a malicious redirector. One of the primary links directs to 'ttraff.ru', a known malicious domain. The document body, though heavily corrupted, contains text related to 'partnership business pdf' and the malicious URL, suggesting a lure to trick users into clicking the link. The presence of many Shopify-hosted PDF links, while mostly benign, likely serves to obscure the malicious intent and potentially improve SEO for the malicious redirector.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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.ru/pify?keyword=characteristics+of+partnership+business+pdf In PDF document text
- http://vimalomu.ipa-ok.com/uploads/1/3/0/7/130740074/721c700465db.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/1/0448/2108/6365/files/rachmaninoff_vespers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1535/6067/files/labogibijewopugebupik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3420/4567/files/jammu_live_weather_report.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2121/3591/files/72424201185.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4352/8609/files/mivuzosolirebexewogewode.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6531/0373/files/74794458324.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6903/7974/files/68308777965.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9273/0275/files/maths_reference_books_for_class_10.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3898/8709/files/fukulobugemub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3086/3259/files/87143568795.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6083/6005/files/new_wave_cooker.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8003/1137/files/africa_in_world_history.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6370/4729/files/27594751833.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/15125842299.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8977/2187/files/ansible_test_template.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
🗂 Part of campaign:
ipa-ok.com
5 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000069a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69A7 | 5256 bytes |
SHA-256: c888f17bd332ccff197058cf973e466954dd49f29bdb540c8d36f4c61e4d646f |
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font_01_sfnt_off00007b71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B71 | 10120 bytes |
SHA-256: a92e612cffc07bd98d53abded85a036eb92a5a1569e9b4516e65d559a5d5d18a |
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