MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document was flagged by a machine learning classifier and contains a large number of embedded links, many pointing to external PDF files. One of these links, https://ttraff.com/pify?keyword=anemia+megaloblastica+epidemiologia+pdf, is known to lead to malicious redirector infrastructure. The document's structure suggests it is part of a link farm or SEO manipulation scheme, potentially used to distribute malware or phish for information.
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.com/pify?keyword=anemia+megaloblastica+epidemiologia+pdf
- http://files.mohamedalkhoori.com/uploads/1/3/1/0/131070618/9777421.pdf
- http://sewik.candlewyckhomes.com/uploads/1/3/0/8/130813765/2438796.pdf
- http://files.qtaxservices.com/uploads/1/3/0/7/130776100/93ad73aeec25.pdf
- http://files.girlpowerblogs.com/uploads/1/3/2/6/132681824/vavezot_xijeliz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/0448/3993/files/vodepolojavuzagatabifu.pdf
- https://cdn.shopify.com/s/files/1/0431/9979/1268/files/vafepo.pdf
- https://cdn.shopify.com/s/files/1/0440/4844/9701/files/cfe_exam_prep_course.pdf
- https://cdn.shopify.com/s/files/1/0432/0264/2075/files/96728247334.pdf
- https://cdn.shopify.com/s/files/1/0429/8421/0583/files/25032464023.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mijafovaginidobu.pdf
- https://cdn.shopify.com/s/files/1/0432/6277/1366/files/sedimaxufodevopaman.pdf
- https://cdn.shopify.com/s/files/1/0431/0486/2374/files/55465134679.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/90442425312.pdf
- https://cdn.shopify.com/s/files/1/0436/5228/4566/files/57877979363.pdf
- https://cdn.shopify.com/s/files/1/0439/4103/6200/files/calculus_a_complete_course_second_edition.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_off000052a8.binc99db1be850446c62eeacab51bb3a7d89364c5b19333b4ead7c564f5b9eec206 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x52A8 | 5508 bytes |
font_01_sfnt_off00006546.bin0afdae1d7e1bbf88bbb4408ba9b93d42cbc868b81cf4a8218de8598b77f1f14d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6546 | 9756 bytes |
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