MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, including one pointing to a known malicious redirector (ttraff.com). The document body, though heavily obfuscated, contains a reconstructed URL that likely serves as the initial lure. The presence of a link farm and urgency language suggests a phishing or scam attempt to drive traffic to malicious infrastructure.
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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=hemostasis+and+blood+coagulation+pdf In PDF document text
- http://files.endeavoursporting.com.au/uploads/1/3/2/3/132303117/d6ff8e2297.pdfIn PDF document text
- http://files.mickylynnexecutivetouch.com/uploads/1/3/2/7/132740250/5758787.pdfIn PDF document text
- http://files.bribelle.com/uploads/1/3/1/4/131482822/4078812.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0427/9838/3260/files/rexusesimopegetoxobu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9050/1020/files/zulasututifaso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6828/4319/files/arm_microcontrollers_programming_for_embedded_systems.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6750/6837/files/asamardhuni_jeeva_yatra_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4768/8091/files/grade_4_math_worksheets_with_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/96893811797.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pawatofamilafal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1992/7713/files/kufewojififovenijiwegix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zofes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8893/7120/files/3100343313.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5498/9466/files/nirvana_discography_torrents.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1824/8601/files/60924510123.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a8f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8F8 | 5360 bytes |
SHA-256: 2db9c5945c28d7787e36d36a3e2c9d96a9882ce44779e32c0e4896190ba5db6a |
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font_01_sfnt_off0000bb1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB1C | 9680 bytes |
SHA-256: 62a107ae8254ef5f87853bbfd80ef57ddc325d44b9662f1d7bd5462791ad58f5 |
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font_02_sfnt_off0000dc18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC18 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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