MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to ttraff.ru. Additionally, it exhibits characteristics of a PDF link farm, with numerous links hosted on Shopify, likely for SEO poisoning or distributing malicious content. The presence of a 'download button' heuristic further supports the lure-based attack pattern. The document body, though heavily obfuscated, contains the malicious URL, reinforcing the attack vector.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=make+room+casting+crowns+chords+pdf In PDF document text
- http://files.david-jones-society.org/uploads/1/3/0/8/130814642/dixagululekivex_tekixomixe.pdfIn PDF document text
- http://files.gopherstatefire.com/uploads/1/3/0/7/130776745/d56889.pdfIn PDF document text
- http://files.youthinequalityjustice.org/uploads/1/3/0/7/130776142/liraduxutapig.pdfIn PDF document text
- http://files.pandos.org/uploads/1/3/0/7/130740510/8715011.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/1/0431/1177/6416/files/jusopad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6200/9755/files/vakituka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8400/5032/files/wuzipegidarulejometokid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4923/8184/files/karozixego.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5004/1495/files/fogudakokatenelev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2452/3169/files/vikuvenisusalu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9875/1641/files/fimigunuviris.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1471/5549/files/secured_to_jpg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7079/8489/files/buyer_s_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1242/1789/files/html_state_dropdown.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5757/0207/files/dark_souls_2_sunset_staff.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3609/0267/files/82012149266.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0200/3615/files/python_dictionary_to_json.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_off000072ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72EC | 4404 bytes |
SHA-256: 57bb9bce6ae7d0a620eefeaecf867ac15b00e0cd3de2f06e0dfb69c0257349db |
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font_01_sfnt_off00008268.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8268 | 5700 bytes |
SHA-256: 7070ecb4745f48f40127c1944fcc0d90afebf4a0c6b2f68046c6c43227809fb8 |
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font_02_sfnt_off000095c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95C2 | 10276 bytes |
SHA-256: e5ae6a21c603b415c9cd67584bd6d98f4eec5e67a2d67785704fc2a83fc02b0f |
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