MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF document functions as a link farm, containing numerous embedded URLs designed to redirect users to external websites. The heuristic firings indicate that these links are part of a malicious redirector infrastructure and a link farm on disposable hosting, suggesting a phishing or scam attempt. The ML classifier and ClamAV detection further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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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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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://dafemum.ru/123?utm_term=how+do+you+tie+a+knot+without+letting+go+of+the+ends In PDF document text
- https://gijesetezoludad.weebly.com/uploads/1/3/5/3/135348421/gikupajod-fafixorixatare-lureramoga.pdfIn PDF document text
- https://cdn.sqhk.co/jupuvonijor/bwjjeji/sopivuvazogazib.pdfIn PDF document text
- http://namsinc.info/mitsubishi_medallion_hd_1080_wont_turn_ono4h4s.pdfIn PDF document text
- http://alcexpress1.xyz/gun_strike_blood_shoot_game_downloadxwpgj.pdfIn PDF document text
- http://eslife.pro/62904979867yapdw.pdfIn PDF document text
- https://rowusebejaron.weebly.com/uploads/1/3/1/6/131637242/2852644.pdfIn PDF document text
- http://olx-delivery.cc/sekunamikeojo4l.pdfIn PDF document text
- https://loleritukala.weebly.com/uploads/1/3/0/9/130969936/burelexadezezi-xebezepot-jalonituxuf.pdfIn PDF document text
- https://cdn.sqhk.co/rivitovolu/fgjJhgv/zusofugewoxexuxefatifu.pdfIn PDF document text
- http://fepaporipevari.mypressonline.com/geridi.pdfIn PDF document text
- https://mipigonegomef.weebly.com/uploads/1/3/0/8/130813466/91dbcc.pdfIn PDF document text
- https://cdn.sqhk.co/ximegawaso/gCMYtSS/55990802233.pdfIn PDF document text
- http://peromopativej.mypressonline.com/xogametanudorixinufob.pdfIn PDF document text
- http://baramijotafexo.mypressonline.com/22202283716.pdfIn PDF document text
- http://creampiepow.club/26988563636hu2or.pdfIn PDF document text
- http://nipokaxa.getenjoyment.net/volos_guide_to_the_dalelands.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://pefimubis.myartsonline.com/veg_soup_recipe_instant_pot.pdfIn PDF document text
- https://e1eccfe9-8888-4f52-a155-e9c8e84e0752.filesusr.com/ugd/4fb05f_b06cb0e2db5e4a04a54759cf655c14bf.pdf?index=trueIn PDF document text
- https://4ad55601-b8ab-4ae0-bc0e-e90069072326.filesusr.com/ugd/3aca14_fbc025dbf1194e138c3eeb09d871f0c7.pdf?index=trueIn PDF document text
- https://8c56b32b-3398-45d6-9c0b-b55146621f16.filesusr.com/ugd/6924eb_b08463e5873e43ec80378ed5955dd1af.pdf?index=trueIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB8C | 5292 bytes |
SHA-256: 27a28d19ceb8fd2a0c550bf9bfb103ca174f512b72ee7d97b91141f6d16c99c7 |
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font_01_sfnt_off0000fdad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDAD | 10356 bytes |
SHA-256: 7089f97816cf04add6a9e9bbe8d1add52bf16c5e31cacc5fbf8fdc388fe16896 |
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