MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files, indicating a link farm. One of the primary links, https://ttraff.cc/pify?keyword=beatriz+sarlo+borges+pdf, is identified as a known malicious redirector. The ML classifier also strongly flagged this PDF as malicious. The presence of a malicious redirector suggests an attempt to lure users to malicious content, likely for phishing or malware distribution.
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=beatriz+sarlo+borges+pdf
- http://files.creativemotiononline.com/uploads/1/3/1/3/131381539/b6257050d854.pdf
- http://files.playbyplaytheatre.org/uploads/1/3/1/3/131398430/6e6ba694fb.pdf
- http://pevovudep.mycphoa.com/uploads/1/3/2/7/132740805/nijuf.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/2218/8701/files/lefevekasufe.pdf
- https://cdn.shopify.com/s/files/1/0428/2515/4716/files/job_interview_conversation_between_interviewer_and_interviewee.pdf
- https://cdn.shopify.com/s/files/1/0438/6865/1680/files/57178476923.pdf
- https://cdn.shopify.com/s/files/1/0432/2469/4942/files/laxubefelafigozekine.pdf
- https://cdn.shopify.com/s/files/1/0435/3867/7924/files/37037312399.pdf
- https://cdn.shopify.com/s/files/1/0433/8201/4108/files/bohat_tta_chud_tta_download.pdf
- https://cdn.shopify.com/s/files/1/0427/7331/5740/files/introduction_to_kinesiology_4th_edition_free.pdf
- https://cdn.shopify.com/s/files/1/0437/8171/8173/files/dijoxamapokenubevag.pdf
- https://cdn.shopify.com/s/files/1/0431/0401/0389/files/88804006305.pdf
- https://cdn.shopify.com/s/files/1/0429/9007/6067/files/womozumuwepowobula.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_off00005f73.bin9603dec4f94ebe244c231c138a1a7cfde8cc9d718e138f22ce49e9ccf2acf137 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F73 | 5448 bytes |
font_01_sfnt_off00007209.bindb9939ef2df2f1559e058e1611af9552a8d181e5b2502ece43c3279f090c3743 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7209 | 10664 bytes |
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