MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector at 'https://ttraff.com/pify?keyword=experience+certificate+sample+pdf'. This suggests an attempt to direct users to malicious infrastructure, likely for phishing or malware distribution. The presence of a large number of external PDF links also indicates a link farm, further supporting a malicious intent.
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=experience+certificate+sample+pdf
- http://kakufibes.keepitcleanldn.co.uk/uploads/1/3/1/4/131406970/kavezirada-rulitana.pdf
- http://files.thaiparadisemd.com/uploads/1/3/1/3/131383743/jojegunulufajo_joxumume.pdf
- http://files.escottdesigner.com/uploads/1/3/2/7/132740743/zadidejevigo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/2666/9987/files/jaruz.pdf
- https://cdn.shopify.com/s/files/1/0429/6556/5589/files/jokutiwav.pdf
- https://cdn.shopify.com/s/files/1/0441/1323/2024/files/titan_air_compressor_parts.pdf
- https://cdn.shopify.com/s/files/1/0430/0803/2922/files/32276993485.pdf
- https://cdn.shopify.com/s/files/1/0429/3532/0735/files/wuxilu.pdf
- https://cdn.shopify.com/s/files/1/0436/7102/7865/files/bloodborne_2_pc_free.pdf
- https://cdn.shopify.com/s/files/1/0435/2344/0792/files/arris_dg2460_manual.pdf
- https://cdn.shopify.com/s/files/1/0437/1916/4058/files/93857422944.pdf
- https://cdn.shopify.com/s/files/1/0433/5036/0232/files/ffxiv_hide_ui_pc.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_off00005921.bine7a28980848ea266c56c2d62c4f36ae1d9ffa1c7ba38155394f77a728628506a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5921 | 5328 bytes |
font_01_sfnt_off00006b20.bind80f7ae92e5448b9e77fdd54db12a0569a56b78d33a5025018996042beb9351f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B20 | 9924 bytes |
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