MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to a link farm designed for SEO manipulation. One critical heuristic identified a redirector link to 'ttraff.com' which is known malicious infrastructure. The document body text, though heavily obfuscated, contains keywords like 'diplomacy books pdf' and the malicious URL, suggesting a lure to trick users into clicking through the link farm. The primary attack pattern involves redirecting users through potentially malicious sites.
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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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/wb?keyword=diplomacy%20books%20pdf In PDF document text
- http://files.pmawm.com/uploads/1/3/0/7/130738933/lesutubivutuwi_tekivegirole_gagujapodunen.pdfIn PDF document text
- http://files.unrefined29.com/uploads/1/3/0/8/130813972/tejajeduvim_manugiwovenoxaw_kesojivuxafiv_wopijo.pdfIn PDF document text
- http://files.longevitywines.com/uploads/1/3/1/3/131379115/sagixomod-rifanim-merofolazus.pdfIn PDF document text
- http://files.bydenfarm.com/uploads/1/3/2/6/132696263/daditubip.pdfIn PDF document text
- http://files.forcesix.com/uploads/1/3/1/3/131379815/sosalifokaxaxobuw.pdfIn PDF document text
- http://files.tictraining.org/uploads/1/3/0/8/130874458/f73b272c.pdfIn PDF document text
- http://files.liquidsunshinedesigns.net/uploads/1/3/1/6/131606644/6427307.pdfIn PDF document text
- http://files.foreverrockcandles.com/uploads/1/3/0/7/130776370/puzewo.pdfIn PDF document text
- http://files.adelaidechickensittingservice.com/uploads/1/3/1/8/131857071/wovakemeluwo-bokevanukapaku.pdfIn PDF document text
- http://files.keep-rising.org/uploads/1/3/2/6/132681494/8458216.pdfIn PDF document text
- http://files.faithfitnesskzoo.com/uploads/1/3/1/3/131380001/sorovawogapip-negonubux-bifavujokadi.pdfIn PDF document text
- http://files.ajeplanners.com/uploads/1/3/1/4/131406816/sifojopese_nidukuzinagimo_xutokajofuzi_roxurugar.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://faxonitu.files.wordpress.com/2020/06/ruvuritebexefifikemosupa.pdfIn PDF document text
- https://wowijusu.files.wordpress.com/2020/07/16378183747.pdfIn PDF document text
- https://zufiwupaned.files.wordpress.com/2020/06/pedelizuvogibema.pdfIn PDF document text
- https://pevoruzon.files.wordpress.com/2020/07/33425356849.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/jatud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/8007882555.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wadilizesiwegokadokepub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/81108552740.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_off00007c49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C49 | 4996 bytes |
SHA-256: 05f93e2251a05bf679e04b07ac339ce6ef877e128adffabd0098d69443410df3 |
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font_01_sfnt_off00008d43.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D43 | 9636 bytes |
SHA-256: e5223ab5554b7a32ecc4049efebcfc73199fd9f18b72e0c701b573c0b9fb050a |
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