MALICIOUS
246
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, and exhibits characteristics of a credential phishing campaign impersonating Microsoft. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to obscure the final malicious destination. The primary lure appears to be a link to a redirector hosted on weebly.com, which likely leads to a phishing page.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 7
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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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://jowavuzawevubab.weebly.com/uploads/1/3/2/3/132303017/a58b1.pdf.
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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://kuzutuzo.ru/wix?keyword=neopets+bd+to+uc+trading+guide PDF link annotation
- https://cdn.sqhk.co/turaxulefa/U1haXhg/suwovobosadoz.pdfIn PDF document text
- https://cdn.sqhk.co/wipabamof/egh5Mgg/summer_youth_ice_hockey_leagues_near_me.pdfIn PDF document text
- https://jowavuzawevubab.weebly.com/uploads/1/3/2/3/132303017/a58b1.pdfIn PDF document text
- https://cdn.sqhk.co/berovanova/RCLgIXL/birthday_party_themes_for_adults_funny.pdfIn PDF document text
- https://mixutexevegov.weebly.com/uploads/1/3/4/7/134706804/gagedum.pdfIn PDF document text
- https://cdn.sqhk.co/fidapulano/iagfAgg/kukuzujuselo.pdfIn PDF document text
- https://cdn.sqhk.co/repejuvovod/bhibgi8/28379990562.pdfIn PDF document text
- https://cdn.sqhk.co/pumibavi/hgifaih/happy_shots_golf_mod_apk.pdfIn PDF document text
- https://dubozenerur.weebly.com/uploads/1/3/4/6/134687155/raxat.pdfIn PDF document text
- https://cdn.sqhk.co/foropogajag/gqwKAgd/lidarome.pdfIn PDF document text
- http://kavalibosesevu.22web.org/assignment_cover_page_template_microsoft_word.pdfIn PDF document text
- http://wigageturuv.mywebcommunity.org/basic_engineering_circuit_analysis_10th_edition_free_download.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://xowobovu.myartsonline.com/90720647276.pdfIn PDF document text
- http://tagugatukosag.epizy.com/76139541052.pdfIn PDF document text
- http://doveweluzabakiw.rf.gd/home_inspection_checklist_template.pdfIn PDF document text
- http://resilasijajatil.myartsonline.com/38109669290.pdfIn PDF document text
- https://ecfc1f44-6648-4072-bff5-6ee4adcfbe4f.filesusr.com/ugd/e5a943_f9a3b0df2dac46caaf66fc5ac0c4a1e5.pdf?index=trueIn PDF document text
- https://484a0fbd-04e0-416f-b335-41eb3f66808b.filesusr.com/ugd/228afb_1fdb08f1acde466db8e7d610ca7e017d.pdf?index=trueIn PDF document text
- https://36c7e617-1221-4173-b726-d5bce2878801.filesusr.com/ugd/610d21_64757a6477634a9190d883f072402f6e.pdf?index=trueIn PDF document text
- http://pakakufi.epizy.com/what_does_the_v_sign_mean.pdfIn PDF document text
- https://6bfd3344-23d3-4e03-ab7d-00c1c23eecf6.filesusr.com/ugd/be19e1_b4b00ead01404b93af8531ee0db274af.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_off0001228b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1228B | 5320 bytes |
SHA-256: 3436044e40f175c288d4a5f0e7e96e429f08a7890f707204db4f65605b5cfbd6 |
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font_01_sfnt_off000134ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134AB | 10320 bytes |
SHA-256: fc0d9d80ae8fe192986ac77914bd78b3f32533900a387a3f0afd73ea7b5a48ff |
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