MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with a primary link redirecting to malicious infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=sociolinguistics+book+free+pdf', indicating a lure for free PDF content that leads to a malicious redirector. This suggests a phishing or scam attempt.
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=sociolinguistics+book+free+pdf
- http://files.garyscollision.com/uploads/1/3/2/6/132680813/6391298.pdf
- http://files.osykastudio.com/uploads/1/3/0/7/130776476/ae36d01365791.pdf
- http://rowixesem.spiritcreekfarm.com/uploads/1/3/1/8/131871390/3848787.pdf
- http://files.embodiedrelationshiptherapy.com/uploads/1/3/0/7/130738988/sadodozegofu-fimepijadaza-tufejoleg-zosiwasa.pdf
- https://cdn.shopify.com/s/files/1/0431/7537/9101/files/77249057223.pdf
- https://cdn.shopify.com/s/files/1/0445/3974/0319/files/cnet_download_adobe_reader.pdf
- https://cdn.shopify.com/s/files/1/0433/1618/3205/files/samekadewinijakira.pdf
- https://cdn.shopify.com/s/files/1/0436/3337/7440/files/72781973789.pdf
- https://cdn.shopify.com/s/files/1/0435/3461/4688/files/sukenusavafijolosar.pdf
- https://cdn.shopify.com/s/files/1/0434/7104/4770/files/37329691377.pdf
- https://cdn.shopify.com/s/files/1/0434/7451/8178/files/gaguwulajigemarasubodatox.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/welilavuruwad.pdf
- https://cdn.shopify.com/s/files/1/0435/3510/6200/files/15126728593.pdf
- https://cdn.shopify.com/s/files/1/0440/1017/6662/files/xoruwoxaminev.pdf
- https://cdn.shopify.com/s/files/1/0429/7375/7603/files/creative_brochure_design.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_off00006289.bin99f5bf1a48ef641093d823d041fce69ddd37d39084036930c129c308bcee20d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6289 | 5420 bytes |
font_01_sfnt_off000074f9.bin0784a017ce45e4a0e84f73fda790ed1733782810ad0520a6e49e38389568a79b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74F9 | 10532 bytes |
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