MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to redirect users to malicious infrastructure. The primary malicious URL identified is https://ttraff.com/pify?keyword=midpoints+and+segment+congruence+worksheet+answers. The document body, though heavily obfuscated, contains references to a worksheet and answers, suggesting a lure to entice users to click the malicious link. The ML classifier strongly indicated maliciousness.
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=midpoints+and+segment+congruence+worksheet+answers
- http://files.broadwaypinups.com/uploads/1/3/0/8/130813765/8391871.pdf
- http://files.lightthewaytraining.com/uploads/1/3/1/3/131380841/botegifugevugigozeku.pdf
- http://files.aggieowned.com/uploads/1/3/1/8/131856627/gakakodemekela_metajonag_fibexibojifope.pdf
- https://cdn.shopify.com/s/files/1/0429/4973/8650/files/82542746780.pdf
- https://cdn.shopify.com/s/files/1/0432/7692/7134/files/87843435999.pdf
- https://cdn.shopify.com/s/files/1/0429/0645/2127/files/72754801138.pdf
- https://cdn.shopify.com/s/files/1/0428/5104/1447/files/82336886521.pdf
- https://cdn.shopify.com/s/files/1/0428/8305/5782/files/xupasojoxudup.pdf
- https://cdn.shopify.com/s/files/1/0432/5936/3488/files/15302293560.pdf
- https://cdn.shopify.com/s/files/1/0428/5526/8519/files/bsc_3rd_year_chemistry_notes_download.pdf
- https://cdn.shopify.com/s/files/1/0431/5774/9917/files/89752084872.pdf
- https://cdn.shopify.com/s/files/1/0432/5523/4710/files/agricultural_economics_phd_thesis.pdf
- https://cdn.shopify.com/s/files/1/0430/2045/1997/files/76051349504.pdf
- https://cdn.shopify.com/s/files/1/0435/8491/3563/files/44277152469.pdf
- https://cdn.shopify.com/s/files/1/0432/2174/5823/files/luzunotetutaserajosepo.pdf
- https://cdn.shopify.com/s/files/1/0432/8341/5204/files/40708474025.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f6f.bin3c1dbc356053c460c99cdfdc920c95f346dd18ae3e871aca02c10387d22e756e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F6F | 5616 bytes |
font_01_sfnt_off0000727c.bin1806cb3b4bacc6bfbdee3ad0bff06203837e70e9082aac0596513d284495244e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x727C | 9896 bytes |
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