MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
T1059.003 Command and Scripting Interpreter: Windows Command Shell
The PDF contains a malicious redirector link pointing to ttraff.ru, which is a known malicious infrastructure. It also features a large number of embedded links to other PDFs hosted on Shopify, suggesting a link farm for SEO poisoning or traffic generation. The document body and heuristics indicate a lure to execute commands, likely to trick the user into visiting the malicious link or copying/pasting content into a shell.
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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Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LUREDocument tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
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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=create+new+github+repo+from+command+line In PDF document text
- http://files.exceltherapyconditioning.com/uploads/1/3/1/4/131408024/fesefexoxigof_kepujawafuxuzi_tuvewuviz.pdfIn PDF document text
- http://files.johndorian.com/uploads/1/3/0/7/130738765/6313104.pdfIn PDF document text
- http://files.katiehornphotography.com.au/uploads/1/3/2/6/132683140/364771.pdfIn PDF document text
- http://files.uniquethingsbylingmerth.com/uploads/1/3/0/7/130739227/154474.pdfIn PDF document text
- http://files.supershiftery.net/uploads/1/3/1/3/131379700/5ef4484d4.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/1/0431/5276/9192/files/zalifitogexunowuna.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9993/1295/files/20041338057.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7854/1722/files/18225026353.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4104/5145/files/dowakobufixokaminopokew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7117/5846/files/xaliwa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6191/1458/files/suwizijuguwuwaxitixub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6372/9557/files/terorujuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7739/3815/files/nufubovenibusopebomawus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3330/3976/files/zirobilifokanakedan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9959/4656/files/19373886978.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/7485095273.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3514/7933/files/18517499905.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/87294954422.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9511/2347/files/33836352619.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_off0000605d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x605D | 5528 bytes |
SHA-256: 19fb2e398c5d657d58823e5e42f62c599cb0ab9422c660f3f494138d4b7e3819 |
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font_01_sfnt_off0000730b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x730B | 10772 bytes |
SHA-256: 2c417d2146bfe0e0ad37015051678d39cdd93288556727ced7f9c0021d9464bd |
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