MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF file contains multiple embedded links, with one critical heuristic identifying a link to a known malicious redirector. The document body, though partially corrupted, contains text related to salary expectations and a URL that appears to be part of the malicious redirection chain. The presence of a PDF link farm further suggests a malicious intent to distribute links to potentially harmful content.
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.cc/pify?keyword=salary+expectations+answer+internship In PDF document text
- http://files.baileycreekdoodles.com/uploads/1/3/2/7/132740552/jifawusologen.pdfIn PDF document text
- http://files.killerhorrorcritic.com/uploads/1/3/1/4/131453214/0515705cbfaa.pdfIn PDF document text
- http://files.midlandsurgicalinstruments.com/uploads/1/3/1/4/131483098/2793398.pdfIn PDF document text
- http://pezof.allstudentslearn.com/uploads/1/3/2/6/132681513/d1cefca5011.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/1/0431/8127/7352/files/modern_physics_randy_harris_solutions_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8967/3883/files/mipolelugidovoxejemu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/37394074323.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0010/3073/files/agradecimiento_en_ingles_formal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1149/7366/files/32889126042.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3009/9606/files/calculus_and_vectors_12_mcgraw_hill_ryerson_chapter_1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1404/4323/files/java_covnert_x._509_to._pem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1204/6495/files/angielski_zadania_b1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7745/8334/files/the_biopsychosocial_formulation_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8660/1639/files/ventilator_associated_pneumonia_prevention_guidelines.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0265/7957/files/ziravetixabuzuxafu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6877/5841/files/vonugaruzulow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6708/8791/files/digestion_de_carbohidratos_lipidos_y_proteinas.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_off00007346.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7346 | 5388 bytes |
SHA-256: 641138885f9e3a7a767b712a8cb2d6a79db5e298d864f3f1fe32b7a0ac3e1897 |
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font_01_sfnt_off000085a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85A3 | 10740 bytes |
SHA-256: b81cfbfd137451dfc22dcccfe93d597c74a8e6367fc144b80ce66f008e3efbfb |
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