MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a significant number of embedded URLs, with one identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of a link farm suggests a phishing or spamming campaign.
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.ru/pify?keyword=vertical+turret+lathe+machine+pdf
- http://files.thepaperbackblog.com/uploads/1/3/0/8/130814390/tazid.pdf
- http://files.mogosoapemporium.com/uploads/1/3/1/3/131398242/xikoribela_pazinifoxufon.pdf
- http://files.sunrisechiropracticcenter.net/uploads/1/3/0/8/130814100/3467563.pdf
- http://files.wardlawspoultryfarm.com/uploads/1/3/1/1/131164009/mivika-muzos-wokujonasenasi.pdf
- http://files.danielspiro.com/uploads/1/3/2/6/132682048/jazogubikikivi-ludifuvugikudex-vifiwuba.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/8277/6725/files/35849638244.pdf
- https://cdn.shopify.com/s/files/1/0438/6121/3344/files/bejifosisa.pdf
- https://cdn.shopify.com/s/files/1/0437/0333/7115/files/37043140351.pdf
- https://cdn.shopify.com/s/files/1/0434/4751/7349/files/juzonife.pdf
- https://cdn.shopify.com/s/files/1/0431/7849/2072/files/94863065836.pdf
- https://cdn.shopify.com/s/files/1/0438/0455/7472/files/sobizajulonuzugawuf.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34515707504.pdf
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/96704371862.pdf
- https://cdn.shopify.com/s/files/1/0428/9911/2095/files/1597553348.pdf
- https://cdn.shopify.com/s/files/1/0432/5556/2398/files/nifukolibopofo.pdf
- https://cdn.shopify.com/s/files/1/0431/4156/2522/files/74473424165.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00013a6a.binf4e80ecc70a24341f12f2bbc38b5f0559b684ee531120625d4be7c532b6dd488 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A6A | 4952 bytes |
font_01_sfnt_off00014b12.bin8529a2bff9a66ae0068fe61ab47b46dffd471b3a0cb1db03e339fd1e21b9e03e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B12 | 13104 bytes |
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