MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many pointing to disposable hosting, indicating a link farm or SEO manipulation tactic. ClamAV and ML classifiers identified this PDF as malicious, specifically as a phishing trojan. While no scripts were explicitly extracted, the PDF structure and heuristic firings strongly suggest it's designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://queure.ru/pbw?utm_term=ixl+answer+generator+language+arts PDF link annotation
- https://cdn-cms.f-static.net/uploads/4392656/normal_602d95e74522f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408464/normal_6062588e34fc3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4482618/normal_600bd047aeb14.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4463002/normal_6011e4eee19be.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4444115/normal_5fed003399aea.pdfIn PDF document text
- https://bederoka.weebly.com/uploads/1/3/4/8/134886295/55af360a20ccd65.pdfIn PDF document text
- https://bozuzagon.weebly.com/uploads/1/3/4/6/134666742/zavotiwef.pdfIn PDF document text
- https://xemilesexevig.weebly.com/uploads/1/3/4/2/134266110/jutukapim.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4375517/normal_60b07210ebe70.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4450356/normal_60b63a51baa41.pdfIn PDF document text
- https://ripabefemedoge.weebly.com/uploads/1/3/4/3/134321398/kurazaxazuretuj.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4406775/normal_601ec975da6b6.pdfIn PDF document text
- https://waxuzimad.weebly.com/uploads/1/3/4/8/134852209/jelenisudumumip.pdfIn PDF document text
- https://pozuxopukemo.weebly.com/uploads/1/3/4/7/134705319/kikejufu.pdfIn PDF document text
- https://desakawof.weebly.com/uploads/1/3/4/7/134705456/9363679.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4379855/normal_5ff573a6ce697.pdfIn PDF document text
- https://sudateneturoxa.weebly.com/uploads/1/3/4/3/134322726/vilubar-rusosurar-fexutureron-lipoz.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4475874/normal_600d84d3d8b00.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://uploads.strikinglycdn.com/files/6e80fd74-1d67-4a51-b8af-6853a736707c/what_are_the_top_3_most_dangerous_dog_breeds.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/78e3ea1f-786d-4ceb-b378-5b45ad15105e/75024641208.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eb576e3e-725e-4e51-8ad3-dffaea03f696/why_is_my_roomba_brush_not_spinning.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5cf8cbb2-d8b5-4d91-a980-52b6a1e17829/candy_crush_soda_saga_unlimited_booster_apk.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/060b7a3c-1893-468c-b80f-09ca7b7190af/dajafi.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_off000143e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x143E2 | 4948 bytes |
SHA-256: 5252105df4514e4a871b620c76b55fec690cbb07f30146fb27caf3faebf0dd16 |
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font_01_sfnt_off000154de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x154DE | 14644 bytes |
SHA-256: 5fce6202927ffbcf3e5753ead5dd08c4740c66758856397fa78a65a9e440304d |
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font_02_sfnt_off00018389.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18389 | 2792 bytes |
SHA-256: 0ae6aaa7f9ff25c9f8375576a0001b294d82a321c4f24c342a5eb47a6f7cea8d |
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