MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector at 'https://ttraff.ru/pify?keyword=ieee+citation+generator+pdf'. This suggests the document is designed to trick users into visiting malicious infrastructure under the guise of a citation generator. The ML classifier also strongly indicated maliciousness.
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=ieee+citation+generator+pdf In PDF document text
- http://files.thedojoparamus.com/uploads/1/3/1/1/131164075/4302881.pdfIn PDF document text
- http://files.thinkingbetter.org.uk/uploads/1/3/0/7/130739783/87eb9b0f9fd00.pdfIn PDF document text
- http://files.apexespta.com/uploads/1/3/2/3/132302966/womajisujipa_nopikami_konozibibusup.pdfIn PDF document text
- http://files.thedottedpig.com/uploads/1/3/1/8/131856666/1342830.pdfIn PDF document text
- http://wogowipon.nctreasurechest.org/uploads/1/3/1/6/131607163/bidajozubilifuzaxa.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0427/4746/1788/files/47552804040.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8705/3471/files/mujofulofuwubeno.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2270/5055/files/ditufimazorevetiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3204/9824/files/download_hallelujah_chorus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8152/1565/files/angina_bullosa_haemorrhagica.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0377/1041/files/jafuronepop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9242/5384/files/29741237474.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9790/6589/files/25977426612.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3595/7147/files/actuarial_mathematics_for_life_contingent_risks.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6244/2661/files/tifupibikujalubezituwixu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pesaveput.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5896/1320/files/carboplatino_efectos_adversos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4933/7500/files/14123376329.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_off00006d17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D17 | 4836 bytes |
SHA-256: d04540bfca787e0153cb922a3b58d46c4acc149ff18c12fb4b45edc212b98be3 |
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font_01_sfnt_off00007d87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D87 | 10060 bytes |
SHA-256: 378e83d042d5cd591e71c52eb55c7876bd833853d0dbed54e92157377a237a30 |
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font_02_sfnt_off00009ff4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9FF4 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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