MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm and a malicious redirector URL, indicating a phishing or scam attempt. The ML classifier strongly flagged this PDF as malicious. The primary malicious IOC is the redirector URL, which likely leads to a further stage of the attack. The document body, though obfuscated, contains the title 'Factors contributing to effective communication pdf', reinforcing the 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=factors+contributing+to+effective+communication+pdf
- http://ketofup.broughtoncambridgeshire.com/uploads/1/3/1/0/131070161/6f98cda034324ba.pdf
- http://zemeparuv.omahabeadaffair.com/uploads/1/3/1/8/131871726/vonizuxoremevupuni.pdf
- http://files.wwmscounseling.com/uploads/1/3/0/7/130776575/aef8f66.pdf
- http://voketul.taylordesignarchitects.com/uploads/1/3/2/6/132681590/nejojewa.pdf
- https://cdn.shopify.com/s/files/1/0429/0415/8375/files/sivakawiganusavubofov.pdf
- https://cdn.shopify.com/s/files/1/0435/6092/7393/files/calendario_completo_serie_a_19_20.pdf
- https://cdn.shopify.com/s/files/1/0428/8138/4604/files/xenokad.pdf
- https://cdn.shopify.com/s/files/1/0434/2274/4741/files/xubozibefamozume.pdf
- https://cdn.shopify.com/s/files/1/0444/2416/7591/files/jzyk_angielski_dla_gimnazjalisty._gramatyka.pdf
- https://cdn.shopify.com/s/files/1/0431/6767/8618/files/for_dummies_collection_free_download.pdf
- https://cdn.shopify.com/s/files/1/0435/9441/6290/files/ipl_2020_timetable_and_venue_download.pdf
- https://cdn.shopify.com/s/files/1/0433/4115/2421/files/tusimabex.pdf
- https://cdn.shopify.com/s/files/1/0429/8863/4263/files/55618113748.pdf
- https://cdn.shopify.com/s/files/1/0433/9613/7111/files/12929456576.pdf
- https://cdn.shopify.com/s/files/1/0434/1488/0405/files/waturemopurupazemu.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_off00006b45.bin16804c2d339551b3c28451a9abf8233958e18547df1e619340026baaf479bb9e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B45 | 5596 bytes |
font_01_sfnt_off00007e3c.bine7436cda920259a753b2961c3c3f1f9b2c7a7989545228b4b55e5458c062c77e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E3C | 10420 bytes |
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