MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains multiple embedded URLs, with one specifically identified as a malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure for a 'free sample of company profile.pdf'. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm or SEO manipulation tactic to distribute malicious content. The ML classifier strongly indicates 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=free+sample+of+company+profile.+pdf
- http://files.cameronhighlandshomestay.com/uploads/1/3/1/3/131380741/7867893.pdf
- http://files.miriamsagastiartist.com/uploads/1/3/0/8/130814529/9027a.pdf
- http://files.redtreefarmstead.com/uploads/1/3/0/7/130739376/jesogaberale-larego-janoda.pdf
- http://vanobom.deaconvernon.com/uploads/1/3/0/8/130874359/pofiwegigewufib.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/8317/7887/files/42703754479.pdf
- https://cdn.shopify.com/s/files/1/0427/5296/6812/files/kiwenewejinafutekoxesoj.pdf
- https://cdn.shopify.com/s/files/1/0437/5855/1189/files/kingdoms_of_amalur_reckoning_dlc_download.pdf
- https://cdn.shopify.com/s/files/1/0433/0110/9920/files/faxiwun.pdf
- https://cdn.shopify.com/s/files/1/0433/2103/2859/files/kuzudopibutemuzuro.pdf
- https://cdn.shopify.com/s/files/1/0431/0335/5034/files/87686273694.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/73121007565.pdf
- https://cdn.shopify.com/s/files/1/0429/5586/6265/files/ulcer_definition.pdf
- https://cdn.shopify.com/s/files/1/0428/9606/4671/files/94790404499.pdf
- https://cdn.shopify.com/s/files/1/0438/9765/1352/files/8652037731.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_off00006fae.bin0272d2c34109b4f3918b382646f9532a7a0207fa0914abecc9055d0a35103ee8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FAE | 5388 bytes |
font_01_sfnt_off000081fc.bin2964ff8d998e6d3666bacfddac6c9d3edbc789c5a05a6b2b2c9701014c777c5b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81FC | 10292 bytes |
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