MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by a machine learning classifier as malicious and contains numerous embedded links. One critical heuristic identified a link to a known malicious redirector, ttraff.cc, which is likely used to funnel victims to malicious sites. Another heuristic indicates a large PDF link farm, with many links pointing to Shopify domains, suggesting a coordinated effort to distribute malicious content. The document body appears to be corrupted or heavily obfuscated, preventing a clear understanding of its specific lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.cc/pify?keyword=integrated+math+1a+answers
- http://files.rawlinsmusic.co.uk/uploads/1/3/0/7/130739544/vojumif-vumamawuxefuj.pdf
- http://files.teamaudioeye.com/uploads/1/3/1/4/131438423/78daa69ac0c759.pdf
- http://files.ownerbuildercourses.com/uploads/1/3/1/3/131379732/d06de.pdf
- http://files.rawlinsmusic
- https://cdn.shopify.com/s/files/1/0428/5746/3971/files/4921514353.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/baxumedufimoval.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/50036278562.pdf
- https://cdn.shopify.com/s/files/1/0435/6007/5427/files/23191568868.pdf
- https://cdn.shopify.com/s/files/1/0434/8346/3832/files/39453785990.pdf
- https://cdn.shopify.com/s/files/1/0434/4017/7314/files/zudebo.pdf
- https://cdn.shopify.com/s/files/1/0429/4167/7731/files/tovasojopo.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8867/files/65056592103.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/93016620893.pdf
- https://cdn.shopify.com/s/files/1/0429/3397/7255/files/31103223222.pdf
- https://cdn.shopify.com/s/files/1/0435/5473/4241/files/39851111751.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000750e.bine49567ab2b4e270bef67b0ca02deaf049cae3e0cebc3a0fcf216dd9494f1b929 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x750E | 4916 bytes |
font_01_sfnt_off00008598.bin25cb4f90ef56fc0861e20e1a564813a6f24c164b9abae810cb3b59fd3116e8b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8598 | 10880 bytes |
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