MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, with one specifically pointing to a known malicious redirector. The document body is heavily obfuscated and contains a reconstructed URL that matches the malicious redirector. This suggests the PDF is designed to lure users to malicious websites, likely for further exploitation or phishing.
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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=ch.+qos.+logback.+classic.+loggercontext+jar In PDF document text
- http://files.capitalandcountryrisk.com/uploads/1/3/2/7/132712057/mijax.pdfIn PDF document text
- http://files.fourpawsdoors.co.uk/uploads/1/3/0/8/130874431/bejegasasokome.pdfIn PDF document text
- http://jobuku.canaanchristianministries.co.uk/uploads/1/3/1/3/131379578/efa5d66cb4ca14b.pdfIn PDF document text
- http://files.veinsnz.com/uploads/1/3/0/7/130740323/50a8bf3e.pdfIn PDF document text
- http://files.mrsobriensdistancelearningliteracylink.com/uploads/1/3/1/8/131872079/zamapexezikikaviwegi.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/1/0447/2376/5402/files/agrarian_reform_law_by_ungos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5152/2977/files/chinese_ear_acupuncture_chart.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7456/8860/files/geziwivutabug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6148/5471/files/33097535071.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3557/4943/files/36740814300.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4907/4336/files/37525981960.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8799/5807/files/25083168791.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6706/1910/files/mignonne_allons_voir_si_la_rose.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5726/7359/files/68179251289.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/6836/4702/files/wexerodefinuda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5326/0701/files/28829981767.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0473/8206/files/oxford_english_speaking_book_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0246/1351/files/how_to_redeem_a_steam_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5144/1563/files/15125401232.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006983.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6983 | 3276 bytes |
SHA-256: f357726014454889783f19c9a51d27ce92d9e930e7fd9f248d259783310ef7b0 |
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font_01_sfnt_off0000753d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x753D | 5472 bytes |
SHA-256: e8a80d0f769ac8efad6804b67d21f65f1360a112e0ca9bd2da50278947ec4d5e |
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font_02_sfnt_off000087dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87DD | 12100 bytes |
SHA-256: e8cd2cd58ac9c3685fa4345734ec853ac757e106f6af27b4d407c40323b6cd35 |
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