MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.001 Command and Scripting Interpreter: PowerShell
The PDF contains a link that redirects to malicious infrastructure, disguised as a 'Doro phone manual'. This is further supported by heuristics indicating a malicious redirector link and a link farm designed for SEO manipulation. The document body, though heavily obfuscated, contains the malicious URL and other benign-looking PDF links, likely to blend in. The primary intent appears to be directing users to a malicious site via a deceptive lure.
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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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=doro+phone+manual In PDF document text
- http://files.wiltshire-epc.co.uk/uploads/1/3/1/3/131379496/ab4adb8b4ad.pdfIn PDF document text
- http://files.smokefreeottawa.com/uploads/1/3/2/7/132712326/415019.pdfIn PDF document text
- http://files.cristinacaruana.com/uploads/1/3/1/0/131069886/c9642871239.pdfIn PDF document text
- http://files.jaimerosenstein.com/uploads/1/3/0/9/130969985/5de9df685820.pdfIn PDF document text
- http://files.marinasouthpiermural2015.com/uploads/1/3/2/6/132681409/modek-kusakejene-tepopar.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/1/0432/6601/5400/files/10567560091.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8999/3635/files/psychology_eighth_edition_david_g_myers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7300/3939/files/megakurid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6389/2376/files/76343293233.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1221/1359/files/feduxex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9236/9823/files/73372842874.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0900/0103/files/52944171999.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7058/7029/files/ranilixixeboliwogoje.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nepel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7926/1590/files/rulodifobaregibibijos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6224/7067/files/xugawefifef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4138/0762/files/zepunutat.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_off00019358.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19358 | 4880 bytes |
SHA-256: af7a0d8a9a6b2d011a840492212ef4c839c40923e06a66ef2c47dbecb6668ae6 |
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font_01_sfnt_off0001a3c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A3C5 | 11232 bytes |
SHA-256: dac932c786b14af60a42fbccc471b490b4eee5602d1e798bfc68571d6ad8b451 |
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