MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. Additionally, it exhibits characteristics of a PDF SEO link farm, with numerous external links, many hosted on cdn.shopify.com. The primary malicious URL identified is ttraff.cc, which likely serves as a gateway to further malicious content or phishing pages. The document body is heavily obfuscated and does not provide clear textual clues, but the presence of a malicious redirector and link farm strongly suggests a delivery mechanism for malicious payloads or phishing attempts.
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.cc/pify?keyword=esp32+arduino+ide+pdf In PDF document text
- http://files.charlottechinchristianchurch.com/uploads/1/3/1/4/131437792/c1f7c.pdfIn PDF document text
- http://files.punchlinemarketing.com/uploads/1/3/1/4/131437515/nakimibipukiv.pdfIn PDF document text
- http://files.wayinn.com/uploads/1/3/0/8/130874146/3676612.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/1/0429/9282/8579/files/jemejazedusuramopuge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0272/4506/files/jipebabelinalexamo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9161/6153/files/pasalikijojezileda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5865/8456/files/zakinevumumudalasawefuki.pdfIn PDF document text
- https://zovotapalu.files.wordpress.com/2020/07/49653477511.pdfIn PDF document text
- https://diwonejivu.files.wordpress.com/2020/07/61527330292.pdfIn PDF document text
- https://zofedanevi.files.wordpress.com/2020/07/gaxexovatarawir.pdfIn PDF document text
- https://gigomeduwu257802433.files.wordpress.com/2020/07/mowevalazexamu.pdfIn PDF document text
- https://mavuwepezigi.files.wordpress.com/2020/06/xabajufovixubofulelimom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4016/2470/files/berotipalo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9674/4871/files/weludisitowukisojememejun.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/refitapobofubogiwimubik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5086/8646/files/gamox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2041/1303/files/vuwiborasobajebowiba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8683/2035/files/fapiwokataxijilovozetipug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5317/9289/files/43543747273.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4557/6088/files/ketibot.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001271f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1271F | 5060 bytes |
SHA-256: 6b05841963cb411fb1f134a5c817c0d4f6ea0cd383612eff3d572b07c0b081f0 |
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font_01_sfnt_off0001384e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1384E | 16104 bytes |
SHA-256: b89db5df96d2bd4a8623036fdba340af90f59b01dbc661823b21a415394b3cc0 |
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font_02_sfnt_off00016b76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16B76 | 16204 bytes |
SHA-256: a95eff378c135b1ab40d10b3cd1da1bafbc07f86005f57898d079c90d712ddbd |
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