MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector at 'https://ttraff.ru/pify?keyword=adverbs+of+frequency+exercises+for+beginners+pdf'. The document body, though heavily obfuscated, contains text related to 'Adverbs of frequency exercises for beginners pdf', suggesting a lure to disguise the malicious links. The presence of a large number of external PDF links, many hosted on Shopify, further indicates a link farm designed to attract traffic to malicious destinations.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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.ru/pify?keyword=adverbs+of+frequency+exercises+for+beginners+pdf
- http://files.batrssocal.com/uploads/1/3/1/3/131384789/vipibifoxoteroxu.pdf
- http://tubizu.legendarystrengthgym.com/uploads/1/3/1/3/131381078/lokugidu_resalafeloxoli_tetusuvunav.pdf
- http://files.arealisticplan.com/uploads/1/3/0/7/130775977/jebizewel_rifasor_kivifo_moboguzux.pdf
- https://cdn.shopify.com/s/files/1/0436/3694/9152/files/ip_man_english_dub.pdf
- https://cdn.shopify.com/s/files/1/0430/3365/7507/files/nizazep.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/julanefiwozuxam.pdf
- https://cdn.shopify.com/s/files/1/0433/5167/0943/files/sozukovobogosidewe.pdf
- https://cdn.shopify.com/s/files/1/0432/4501/1112/files/77464063877.pdf
- https://cdn.shopify.com/s/files/1/0431/1020/3556/files/cantaloupe_island_tabs.pdf
- https://cdn.shopify.com/s/files/1/0429/3237/1622/files/giwebegukifev.pdf
- https://cdn.shopify.com/s/files/1/0434/9850/4354/files/rofam.pdf
- https://cdn.shopify.com/s/files/1/0431/1462/7223/files/fuwetiginatuli.pdf
- https://cdn.shopify.com/s/files/1/0429/9145/2314/files/92598565513.pdf
- https://cdn.shopify.com/s/files/1/0431/4228/3432/files/migixiwozas.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gokibaleginasesomedusuj.pdf
- https://cdn.shopify.com/s/files/1/0430/8713/4882/files/22078551112.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_off00004d58.bin94bdacbeb878d97ef2ca804fb603b7054492bf8918f6263192bba0586865b5a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4D58 | 5568 bytes |
font_01_sfnt_off0000605c.bin53701f445153bd0f93f712efb1fad8baf0fe6f450178c2ab85c23afeec4aea4c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x605C | 9884 bytes |
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