MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with critical heuristics identifying it as a malicious redirector and a link farm. One of the primary links, 'https://ttraff.me/wix?keyword=environmental+science+chapter+11+water+study+guide', is associated with known malicious redirector infrastructure. The document body, though heavily obfuscated, also contains URLs pointing to external PDF files, suggesting a coordinated effort to drive traffic to potentially malicious sites. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
-
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.
-
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.
-
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.
-
Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: https://ttraff.me/wix?keyword=environmental+science+chapter+11+water+study+guide.
-
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.
-
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.me/wix?keyword=environmental+science+chapter+11+water+study+guide In PDF document text
- http://newifad.thegleasoncenter.com/uploads/1/3/1/3/131383791/9916012.pdfIn PDF document text
- http://jigemivex.quilcenebiblechurch.org/uploads/1/3/1/4/131483200/2375658.pdfIn PDF document text
- http://pukitid.annmcbridedesign.com/uploads/1/3/1/6/131606201/zulenudos.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://96a5c991-cbdd-4c0a-9ac4-ba399eebeab6.filesusr.com/ugd/668a47_fb66f3b0e32d44b69de7b59389b3e291.pdf?index=trueIn PDF document text
- https://ff80f754-89ed-4765-bded-acf797b6457f.filesusr.com/ugd/3cb679_92a6b56d67ae49e1843409accf08a457.pdf?index=trueIn PDF document text
- https://bcb109e5-92aa-4340-bcbb-b74f4d9939bb.filesusr.com/ugd/3ed44c_79964b74a5994dda8241365d996c9794.pdf?index=trueIn PDF document text
- https://ed09bc9d-61d3-4d98-8a55-d7812d9f01b7.filesusr.com/ugd/3615fb_abd65233e4584d90b6c5815b1a1d7725.pdf?index=trueIn PDF document text
- https://615cc0e0-e65b-4c8f-b3d5-4cc11746924c.filesusr.com/ugd/41a0b6_3aeff12deeee4c7389480eaf51c6e15d.pdf?index=trueIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9978/2309/files/overload_assignment_operator_c_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1324/2005/files/livro_brocardos_jurdicos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5575/9011/files/watch_new_malayalam_movies_online.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8996/1884/files/jefipovagizejokejukipe.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_off000059a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59A4 | 5752 bytes |
SHA-256: 993375e417e7ae9f2966663ca0098d783e99fd137a85d5fd3168a82ced1654da |
|||
font_01_sfnt_off00006d26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D26 | 10864 bytes |
SHA-256: a5474b4cdee45096a0ad7732be62fd6d00fa341d18741199878af7cb271191cb |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.