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. 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 is heavily obfuscated and appears to be a corrupted worksheet, further indicating malicious intent.
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://philabc.ru/pbw?utm_term=13+colonies+matching+worksheet PDF link annotation
- https://jawonuvanez.weebly.com/uploads/1/3/6/0/136021807/lusabak.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413225/normal_6039292cd6528.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489724/normal_5fdb579ecb046.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465007/normal_5fed68f1cc991.pdfIn PDF document text
- https://nejavolezi.weebly.com/uploads/1/3/4/0/134017816/jagisug-lozuronutuluma.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4502175/normal_5ffc4d4a298bf.pdfIn PDF document text
- https://saximomedu.weebly.com/uploads/1/3/2/7/132740398/nojinaw.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489713/normal_602fe1e9c62b6.pdfIn PDF document text
- https://momitoxen.weebly.com/uploads/1/3/7/5/137514133/12ec7d89526fee3.pdfIn PDF document text
- https://mibinataxufix.weebly.com/uploads/1/3/1/4/131438539/jesovopevifetin.pdfIn PDF document text
- https://lidobovinibun.weebly.com/uploads/1/3/4/8/134861857/nonudalap_guger_zejufepa.pdfIn PDF document text
- https://dadizatutelebi.weebly.com/uploads/1/3/1/0/131070904/dolawimudixi_pabagi_senur.pdfIn PDF document text
- https://serelikiwep.weebly.com/uploads/1/3/4/4/134476809/zejididefelom.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/55cdc926-864c-4895-8d60-08d2bb44f396/calories_in_arbys_jalapeno_roast_beef_slider.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1efb577c-ff9a-45e7-a8bb-f03f9ea6292c/12309848658.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/45b1dc4b-5b29-43f1-8664-e2716fd13b33/82344170238.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c3200765-5369-494f-83f7-7e3fb11dddb8/2651633112.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/babdb27a-9580-4521-9969-7b26875012c8/rslogix_5000_tutorial.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2dce855e-817e-4179-9969-d161c0a87f72/lurakubupukesakukolo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/249f4055-1979-4c20-b1fd-e5fea285961c/10074236005.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d19f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD19F | 5276 bytes |
SHA-256: e5c67788922ef7e741d7370bfa0c7f5c1669a25884c217f01f759706de184839 |
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font_01_sfnt_off0000e363.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE363 | 9784 bytes |
SHA-256: c8547d811fdfde1644e86c2386c103573f0ff792531587da7e610b0cb54884c8 |
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font_02_sfnt_off000104d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104D1 | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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