MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to a redirector service (ttraff.com) that is known to host malicious content. The document body, though heavily obfuscated, also contains URLs that appear to be part of a link farm strategy, likely intended to lure users into downloading further malicious payloads or visiting phishing sites. The presence of a critical PDF_MALICIOUS_REDIRECTOR_LINK heuristic firing strongly supports this assessment.
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=aines+farmacologia+veterinaria+pdf In PDF document text
- http://files.objectsofdesireuk.com/uploads/1/3/1/8/131871614/jovewozisiduw_pofejewuruvipub_bexekaz.pdfIn PDF document text
- http://files.4-ucorp.com/uploads/1/3/0/7/130739308/soviriga_mutexakukelasup.pdfIn PDF document text
- http://files.dinhhoaitram.com/uploads/1/3/2/7/132740361/5218793.pdfIn PDF document text
- http://files.lotusloveonline.com/uploads/1/3/1/6/131637081/9127048.pdfIn PDF document text
- http://files.tarotartist.net/uploads/1/3/2/6/132681938/8280551.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/1/0433/4610/0374/files/socioeconomic_status_and_health.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8368/5270/files/sovifofogo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8835/4207/files/63800412854.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9991/2344/files/beta_ossidazione_acidi_grassi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2389/1621/files/cancioneros_romanticos_para_guitarra.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0571/4338/files/ruponido.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1910/7480/files/58669918536.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6255/7856/files/vulipojajijewibuvumomozu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5967/5293/files/galovenosopi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9665/4489/files/bienes_muebles_e_inmuebles_peru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6713/0534/files/falanokumufipo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4210/2679/files/i_love_to_ppt.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6618/6135/files/catecismo_westminster.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4610/0374/files/dadivugaferolek.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_off000068b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68B2 | 5524 bytes |
SHA-256: d8d4a40b9ae30be6a941a7a04adcc0153d5cacebad6ee3e972e26c5f8fe39312 |
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font_01_sfnt_off00007b6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B6F | 9976 bytes |
SHA-256: dc10ecf93eacacb8ce0cc1426fd415e321b6ebe81753b23f45854069ce663a6b |
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