MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a redirector service identified as malicious. The document body, though heavily obfuscated, contains a URL that matches the malicious redirector, suggesting a phishing or malware distribution lure. The presence of a link farm and a malicious redirector indicates an attempt to drive traffic to potentially harmful content.
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.ru/pify?keyword=payback+3+android+game In PDF document text
- http://moneluno.jackieschuknecht.com/uploads/1/3/1/1/131164312/salot_sedil_juxanukixiv_maravasobumij.pdfIn PDF document text
- http://files.arvinminer.com/uploads/1/3/0/7/130738841/mexavurogib.pdfIn PDF document text
- http://files.acsmonogramdesigns.com/uploads/1/3/1/4/131455543/balagoraj-zituwoj-wijakefeb-dodub.pdfIn PDF document text
- http://files.megumihiramoto.com/uploads/1/3/2/6/132682913/4c20a2ae2d8213c.pdfIn PDF document text
- http://files.claddaghcoffeecafe.com/uploads/1/3/0/9/130969002/gifodabux-malajoj-ketugularona.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/1/0431/5699/6260/files/best_hip_hop_bass_songs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2273/7830/files/nutezodujepirarapojizuzu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7424/8101/files/algebra_1_quadratic_equations.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0799/1208/files/94202759234.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/1534434062.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3564/8409/files/4559435438.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5272/0543/files/59324288633.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1340/5850/files/uptet_answer_key_2020_primary_level_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5432/6179/files/xebudivusesa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51982080438.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zixetirubopejama.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2974/9147/files/adding_fractions_worksheets_grade_4.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8184/3356/files/xudopakobiduj.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_off000062f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62F9 | 5520 bytes |
SHA-256: 391ee85c60a2efb073e58cceba90572c141207f16d45d877f39fd32b1f049829 |
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font_01_sfnt_off000075ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75AC | 10608 bytes |
SHA-256: 90750d837e5c33ffa5a73865232c020e2ecd81f449101d201829b3d10f4fa946 |
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