MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to known malicious redirector infrastructure. The document body, though partially corrupted, includes text suggesting it is a PDF related to 'boats and streams questions with answers', likely a lure. The presence of many external PDF links suggests a link farm or SEO manipulation tactic to distribute malicious content.
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=boats+and+streams+questions+with+answers+pdf
- http://files.naturaholistics.com.au/uploads/1/3/0/8/130814902/bdf1a24.pdf
- http://xinirexif.fryeins.com/uploads/1/3/1/3/131380429/1057526.pdf
- http://gefuta.orderfreshmed.com/uploads/1/3/0/8/130874493/ea2c3dc1dd41.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/4099/5490/files/jepibipigipomanaru.pdf
- https://cdn.shopify.com/s/files/1/0436/1977/8720/files/bharti_airtel_annual_report_2020_09.pdf
- https://cdn.shopify.com/s/files/1/0431/3396/0341/files/41629971792.pdf
- https://cdn.shopify.com/s/files/1/0431/7652/5984/files/47226297394.pdf
- https://cdn.shopify.com/s/files/1/0448/4520/3618/files/express_js_tutorial_point.pdf
- https://cdn.shopify.com/s/files/1/0431/7184/0161/files/avenged_sevenfold_buried_alive_tab.pdf
- https://cdn.shopify.com/s/files/1/0431/4100/5480/files/33328512642.pdf
- https://cdn.shopify.com/s/files/1/0435/6915/2159/files/38795094757.pdf
- https://cdn.shopify.com/s/files/1/0432/6028/0982/files/79186210800.pdf
- https://cdn.shopify.com/s/files/1/0432/3160/8989/files/79485413300.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_off00005fd5.bindb97524054abb576e9ac691422b58a10ca50e006d13651becea295b03bcce8ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FD5 | 5516 bytes |
font_01_sfnt_off00007273.bin94b474dff9d4115e54fdea14cbc88459a244df8a36e008f0b44726af52f4426f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7273 | 14788 bytes |
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