MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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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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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External URI info PDF_URIPDF contains an external URL action
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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://ponafet.ru/strik?utm_term=macromolecules+worksheet+high+school+biology PDF link annotation
- https://zisinifaja.weebly.com/uploads/1/3/4/5/134599776/8818740.pdfIn PDF document text
- https://kobalogowitat.weebly.com/uploads/1/3/0/7/130776452/e47601.pdfIn PDF document text
- https://nukanomipixi.weebly.com/uploads/1/3/2/7/132740264/vajog-xolijosigumim.pdfIn PDF document text
- https://vonosupaxeme.weebly.com/uploads/1/3/0/7/130740497/kivarimutob-galoredobor-nuvurilosogu-suwobetusovam.pdfIn PDF document text
- https://dawanuma.weebly.com/uploads/1/3/4/3/134305997/lekoxox_minofowijenab_jetawasolobebo_fujezopi.pdfIn PDF document text
- https://wenigekotowas.weebly.com/uploads/1/3/4/5/134576851/juxovobiwodaf.pdfIn PDF document text
- https://runumoviw.weebly.com/uploads/1/3/4/8/134854062/195a77fae.pdfIn PDF document text
- https://tatonipek.weebly.com/uploads/1/3/4/8/134874136/jijonudinowumazipe.pdfIn PDF document text
- https://dovapudatanul.weebly.com/uploads/1/3/5/9/135985540/kadurulez_zilafodux_fejodalonisu_xugalalaxagix.pdfIn PDF document text
- https://tofudilasikota.weebly.com/uploads/1/3/0/9/130969343/penoxanogudaxulogi.pdfIn PDF document text
- https://jagunafine.weebly.com/uploads/1/3/4/3/134363358/b8e06785eb.pdfIn PDF document text
- https://mifepomaxa.weebly.com/uploads/1/3/4/8/134897651/6393970.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/babuxufarizuxur/yoga_book_in_gujarati_free_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2d713c07-7fae-442a-ae18-a30eb9c3a784/69734851006.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/946fe0fe-64a0-4b02-a091-1c935750d84e/nicole_kupchik_pccn_review.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1999bd81-a113-44f6-85ef-837a431777be/31320434796.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/408125d1-30d2-4832-826b-883f5d8b4c90/26822813914.pdfIn PDF document text
- https://s3.amazonaws.com/pegek/hotel_del_luna_ost_instrumental.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2ade389a-bf92-4917-ae9c-147379a4cfcf/how_do_you_explain_a_rainbow_to_a_child.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f515ddad-e5b6-4a64-ad0c-1459304165f8/which_french_words_are_used_in_english_language.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/73f9fbe3-30b0-479e-9844-fe8b9bf59dcc/nolifo.pdfIn 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_off00010bc3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BC3 | 5616 bytes |
SHA-256: 167c808201392b205911d4aea28660f5006cdd5bcbcfe5becd4ef2ba3606fe91 |
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font_01_sfnt_off00011ed8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11ED8 | 11684 bytes |
SHA-256: 7fba7480a2105245dfb2c95271a5c025e4579566ffde2b969db8df41c1b8b4b4 |
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