MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm used for phishing or malware distribution. The document body, though heavily obfuscated, appears to be a lure related to educational worksheets, which is a common tactic for social engineering.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://fokemale.ru/123?utm_term=prepositions+of+direction+worksheet+pdf PDF link annotation
- http://penageli.getenjoyment.net/tifakevegubar.pdfIn PDF document text
- https://kabuvegezukab.weebly.com/uploads/1/3/5/3/135325093/vodebe_lipemiwomu.pdfIn PDF document text
- https://cdn.sqhk.co/gukovafax/almcuhg/15695594439.pdfIn PDF document text
- https://gaxasexafarud.weebly.com/uploads/1/3/4/5/134590452/9810424.pdfIn PDF document text
- https://safamitiwifiro.weebly.com/uploads/1/3/0/7/130739579/1a9755b9be.pdfIn PDF document text
- https://bupowuxa.weebly.com/uploads/1/3/5/3/135317106/buzenoforon.pdfIn PDF document text
- https://nawexolaka.weebly.com/uploads/1/3/4/7/134704757/799159.pdfIn PDF document text
- https://jabipiduluw.weebly.com/uploads/1/3/4/6/134662585/156c38d.pdfIn PDF document text
- http://palaxofivuleduj.medianewsonline.com/pigaruzir.pdfIn PDF document text
- https://cdn.sqhk.co/jaziwuke/hfhcO9x/sivula.pdfIn PDF document text
- https://woluxubofij.weebly.com/uploads/1/3/1/3/131383763/b5d30a5f.pdfIn PDF document text
- https://cdn.sqhk.co/josedinis/fhagegg/rey_skywalker_yellow_lightsaber_toy.pdfIn PDF document text
- https://womegirig.weebly.com/uploads/1/3/4/5/134506381/luzen_wasumusukebu_nubowizaza_logawebizep.pdfIn PDF document text
- https://tevukebejesa.weebly.com/uploads/1/3/2/6/132695492/kojojaxumulepolu.pdfIn PDF document text
- http://jiludedo.iblogger.org/55540618838.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/db14187d-d624-4d80-9823-2f6b93782e56/31149123675.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7eb5295b-beb7-4bf1-b710-e8b14749fcad/zixexobiwisufokikeze.pdfIn PDF document text
- http://mamesejo.epizy.com/muwotom.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/080f29fd-3cec-45e9-8797-ae8449ce3f28/is_vedanta_a_religion.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9dfef0c2-7569-4454-b653-a50a7a9f5989/asus_rampage_v_extreme_usb_bios_flashback.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_off0000cf26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF26 | 5156 bytes |
SHA-256: 8a126045384a87611fc19ae00b7b2d98a8f199c04d4a3f458e221e71fd242b28 |
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font_01_sfnt_off0000e0c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0C4 | 10624 bytes |
SHA-256: f28fc79bbe86c6e1652c4d4caf765906b55cb5d9c68a881acdf2d77aec9b5ce6 |
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