MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a malicious redirector link disguised as an academic probation form. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK indicates that the embedded URL, https://ttraff.com/pify?keyword=laurier+academic+probation+form, leads to known malicious infrastructure. Additionally, the PDF_SEO_LINK_FARM heuristic suggests a large number of outbound links, with the first being https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pitoparejiki.pdf, indicating a link farm for SEO manipulation or traffic redirection.
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=laurier+academic+probation+form In PDF document text
- http://files.elizabethstahlpsychotherapy.com/uploads/1/3/0/7/130776504/tugevivo.pdfIn PDF document text
- http://files.vnannj.org/uploads/1/3/1/1/131163747/muroluwog-zoduxaxoxovawa-rajufulivavuwis-virorobeziteve.pdfIn PDF document text
- http://files.salmonslinger.com/uploads/1/3/1/1/131163643/virolesodo-mitaxofujufimar-zipiputed.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/1/0433/0687/7080/files/pitoparejiki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1675/7153/files/gusalalemufaxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5369/5647/files/vuxatowalunajavajipep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5831/4912/files/bamujasi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5539/0630/files/56749580967.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7997/5591/files/gamidonalapadavemugegev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9085/3531/files/29333249595.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0521/3847/files/59499798082.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zadolodiwifunum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1829/7245/files/tinonotivajaxikutowatip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3246/8890/files/3979618390.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3762/9348/files/39796739642.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8873/9494/files/87359629745.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/87347518624.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0445/2246/files/sezametejidadekidodad.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_off00007ae1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AE1 | 5052 bytes |
SHA-256: f81b10bbffee484e468d1f16526fb3b9299ff3e8c4c245c7c94d5bdcf163407f |
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font_01_sfnt_off00008bec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BEC | 10876 bytes |
SHA-256: e3bf83c3814c60f77d7bd25c8d3574d27204198f0d139bb9c92c8ebfa50f6c6d |
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