MALICIOUS
192
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of embedded links, masquerading as an e-paper, which are designed to redirect users to malicious infrastructure. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK specifically flags the initial redirector URL, and PDF_SEO_LINK_FARM indicates a mass of external links. The presence of a 'download button' lure further supports a malicious intent to trick users into navigating to these links.
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=amar%20ujala%20epaper%20today%20pdf In PDF document text
- http://files.alifeworthliving2.org/uploads/1/3/0/8/130874318/lenalaw-fowez-legojumafixixin-tunotababivofen.pdfIn PDF document text
- http://files.camera1.ca/uploads/1/3/1/3/131380413/pizixejawij.pdfIn PDF document text
- http://files.zoegreenband.com/uploads/1/3/0/7/130776076/zamuwibe-kugifuniroma.pdfIn PDF document text
- http://files.noelsylvester.com/uploads/1/3/1/3/131384573/3772628.pdfIn PDF document text
- http://files.patagonianhands.com/uploads/1/3/0/9/130969674/mufari_kilidul_wewigoze.pdfIn PDF document text
- http://files.consultaire.co.za/uploads/1/3/2/3/132302987/9215950.pdfIn PDF document text
- http://files.siobhanmcgibbon.com/uploads/1/3/1/8/131857193/babetanugojer_sofituzapumuse_tojinuxexogaz_jojufage.pdfIn PDF document text
- http://files.nakedtotheworld.com/uploads/1/3/2/8/132814473/e4d86948.pdfIn PDF document text
- http://files.americanfoursquare.us/uploads/1/3/2/7/132740218/majibomavapakabopi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://dofumotajefi.files.wordpress.com/2020/06/marewi.pdfIn PDF document text
- https://xevubimeroz.files.wordpress.com/2020/06/83553014672.pdfIn PDF document text
- https://gesinabe.files.wordpress.com/2020/07/12537680289.pdfIn PDF document text
- https://wuxafojibom.files.wordpress.com/2020/06/bugetowi.pdfIn PDF document text
- https://jajexulobuta.files.wordpress.com/2020/06/pumojupatu.pdfIn PDF document text
- https://bawekiweduv.files.wordpress.com/2020/06/zilojutezatavotunot.pdfIn PDF document text
- https://jilopurem296707225.files.wordpress.com/2020/07/42478451968.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/71061356311.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dutevitijenunolekegek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/81236671698.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000070bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70BF | 4904 bytes |
SHA-256: 76a146bd7046817c53e0d84c82f0aaa9a5cb927355be0c758a852f73578d7ef1 |
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font_01_sfnt_off00008180.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8180 | 10492 bytes |
SHA-256: 81cee76069f1d5e57bb43cc79b6bba108ab559687534069d748ad94c6401c162 |
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font_02_sfnt_off0000a54a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA54A | 7396 bytes |
SHA-256: d45b37148118489f7ca2acd6d6debe41862447fe47edd8dfc59a68242a3ebfc3 |
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