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 link to a known malicious redirector. The document body, though heavily obfuscated, suggests a lure related to 'Apa manual book reference'. The presence of many external PDF links, including one pointing to a Shopify domain, indicates a link farm strategy, likely for SEO poisoning or to obscure the ultimate destination. The primary malicious URL identified is ttraff.com.
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/wb?keyword=apa%20manual%20book%20reference In PDF document text
- http://files.willycosmosguidetohotsprings.com/uploads/1/3/1/6/131606719/simasob_bufonepeb_bowuvekutojiw.pdfIn PDF document text
- http://files.wellsvillefriendsfoundation.org/uploads/1/3/1/4/131453355/3570728.pdfIn PDF document text
- http://files.rt19produceauction.com/uploads/1/3/1/4/131454304/3943432.pdfIn PDF document text
- http://files.sfluxedwellings.com/uploads/1/3/1/1/131163747/db0baf69.pdfIn PDF document text
- http://files.heartwellsdesigns.com/uploads/1/3/1/0/131070112/podobati-butamew-nagafofezor.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/1/0427/8750/4294/files/45356475682.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8105/6935/files/dudewinolosededovafaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nidosavexurirevinuno.pdfIn PDF document text
- https://nezirirotur.files.wordpress.com/2020/06/zadodijotovasinevexojo.pdfIn PDF document text
- https://majokefimev.files.wordpress.com/2020/06/27015060203.pdfIn PDF document text
- https://xividitusaje.files.wordpress.com/2020/06/bawur.pdfIn PDF document text
- https://pujobat.files.wordpress.com/2020/06/fajexijamugisegipubapoka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/48054684450.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/23582012054.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0326/4667/files/fipebumolulogigolijitoka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2436/7262/files/xagef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vuvuwagel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1214/5823/files/katepifutesemupoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3551/7337/files/31522917519.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/5676577217.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4976/3487/files/82915586509.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_off00008837.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8837 | 4932 bytes |
SHA-256: e61b8a995d686ae2eac5c08e9f0a1fdb87fb4825fb95cd98d0e6551d21644352 |
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font_01_sfnt_off000098d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x98D9 | 10120 bytes |
SHA-256: a501d8f208648ae5f1d820ff1c9052bccbdacb5d4217366d7b4a0577892f748e |
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