MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector at 'https://ttraff.com/pify?keyword=macroscale+and+microscale+organic+experiments+6th+edition+solutions'. The document body, though heavily obfuscated, appears to be a lure related to textbook solutions, aiming to trick users into clicking the malicious link. The presence of a link farm further supports the malicious intent of driving traffic to potentially harmful sites.
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.com/pify?keyword=macroscale+and+microscale+organic+experiments+6th+edition+solutions In PDF document text
- http://files.bmystiic.com/uploads/1/3/0/7/130775071/9e0911b022.pdfIn PDF document text
- http://files.robelynmartinezyambao.com/uploads/1/3/1/4/131454766/sumizibelewizox.pdfIn PDF document text
- http://dolabo.brew-tech.org/uploads/1/3/1/3/131379057/zomosuzib.pdfIn PDF document text
- http://zerem.rwandamedicaljournal.org/uploads/1/3/1/4/131482975/dokajo.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/1/0434/0501/7238/files/jowutakodijuju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4302/7104/files/75316862745.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3825/2957/files/12217461921.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5213/0716/files/tidipitekesipapuraxedoja.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1434/8197/files/tanuvinuririgubunarej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9209/8726/files/jezetabupo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8306/2678/files/linking_verb_worksheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7133/2767/files/68976031936.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3292/6615/files/quality_control_interview_questions_and_answers_for_freshers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0178/1156/files/bobcat_763_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9340/8409/files/personality_plus_test.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_off00005a32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A32 | 5596 bytes |
SHA-256: b4049dca3726e573c6cf7aa63d5f0da239e90003adf3f41f7e909aad735fddf7 |
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font_01_sfnt_off00006d0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D0E | 10400 bytes |
SHA-256: d06f427d9aa36465db4ee46f780129d5d098f240a0fc14db5a169edd8b595ed7 |
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font_02_sfnt_off00009064.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9064 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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