MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains a large number of external links, many hosted on disposable domains, indicating it is part of a link farm designed to drive traffic to potentially malicious sites. The ClamAV detection and ML classifier further support its malicious nature, classifying it as a phishing trojan. The document body, though heavily obfuscated, suggests a lure related to logo design pricing.
Machine Learning
- Nyx PDF Classifier malicious score 0.8388
Heuristics 5
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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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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://nipisod.ru/strik?utm_term=how+much+to+charge+for+a+logo+design+in+nigeria
- http://buzoxipipepokut.22web.org/adobe_illustrator_cs4_tutorials_for_beginners.pdf
- https://dipapira.weebly.com/uploads/1/3/4/6/134610741/0f54ec4a8252165.pdf
- http://torixewiser.medianewsonline.com/cobra_walkie_talkie_battery_charger.pdf
- https://sijokazodile.weebly.com/uploads/1/3/1/4/131454207/2918422.pdf
- https://xujuwoxevosu.weebly.com/uploads/1/3/4/8/134896670/4808575e08f4050.pdf
- http://jefevivavifax.scienceontheweb.net/lakipejibuput.pdf
- http://mevesepegubisis.scienceontheweb.net/fezujewis.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://tapoloferazuziw.atwebpages.com/ruxixalipogidujoxane.pdf
- https://78e27e65-9996-4239-a63d-7a21722db537.filesusr.com/ugd/03f576_3d33cc5847ac43bfa9ad781b30e1d928.pdf?index=true
- https://b00f38ea-0d13-4519-ab0f-1253f0d03ca0.filesusr.com/ugd/289c5e_3cc3d90ba8484eff819403907169119f.pdf?index=true
- https://95a57b4d-a24c-4412-bd87-88f4f885d252.filesusr.com/ugd/011e4b_a3fd87549b1e484b83dbc4c4fd8d7062.pdf?index=true
- https://bd7a0a6f-bbfd-49cc-ba41-c3f2778102d9.filesusr.com/ugd/9ea91e_7e1fac6bca144f5fbd5b0d5deca461d7.pdf?index=true
- https://uploads.strikinglycdn.com/files/f07a84d6-4a0e-46df-b0fe-86fabc293dc3/how_to_fix_a_bad_fan_clutch.pdf
- http://vujijemu.atwebpages.com/muwixosesolaxolap.pdf
- https://uploads.strikinglycdn.com/files/77c92739-141b-4173-8926-358ba40fa50b/how_to_replace_charging_port_cover_on_samsung_s5.pdf
- http://tijiwef.epizy.com/21662344497.pdf
- http://scripts.sil.org/OFL
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010132.binee953d957c5180d6b5eff704db83a1a65ae1ebc5d279b7b50e02b2605861d81e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10132 | 5488 bytes |
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