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. It uses brand-impersonation credential phishing. 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 0.9993
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://puwisubefubozaj.weebly.com/uploads/1/3/4/5/134516422/bafixizape_wogerufig.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://xajibur.ru/123?utm_term=customer+review+of+hitachi+refrigerator PDF link annotation
- http://wiwajekirutiw.scienceontheweb.net/69639384367.pdfIn PDF document text
- https://puwisubefubozaj.weebly.com/uploads/1/3/4/5/134516422/bafixizape_wogerufig.pdfIn PDF document text
- https://dowoxadi.weebly.com/uploads/1/3/1/3/131380004/3f52a39040d4141.pdfIn PDF document text
- https://penuwepilaxol.weebly.com/uploads/1/3/4/7/134756509/6021463.pdfIn PDF document text
- https://dewanuraxode.weebly.com/uploads/1/3/4/3/134324700/tegudubewivaranusab.pdfIn PDF document text
- http://ridaxaki.mywebcommunity.org/dimuzalakakaxunu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416787/normal_60144751a1bd1.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4411219/normal_5fe38870b5c49.pdfIn PDF document text
- http://nejevefivi.mypressonline.com/79727604487.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384304/normal_60188d17b0cfc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405638/normal_601af9a5a2039.pdfIn PDF document text
- https://joluduloj.weebly.com/uploads/1/3/4/2/134266967/wedexub.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459466/normal_5fd120b5403e8.pdfIn PDF document text
- http://akb54.ru/2954611521teemq.pdfIn PDF document text
- http://strapslap.online/51102193498yvjt8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4407316/normal_602283f0818b8.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4488317/normal_5fcbad62ce4f5.pdfIn PDF document text
- http://azorocheat5.xyz/civil_engineering_books_blogspot0jm73.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/ce4914ca-2978-4761-ad7d-72e15adce0f9/58135868484.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/430280d6-b472-4adb-b4cd-5bf23946a48f/navy_jobs_2020_advertisement.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/20c64d04-1dad-4500-a6d7-33b54e05d89b/when_you_wish_upon_a_star_piano_easy.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/da20a6a2-ea55-430e-a45e-a910e2d3e38e/dedigezinuzikozapo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/790d194f-0ee5-46a7-89cf-491fa15db1e5/89671478303.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_off0000ef14.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF14 | 5320 bytes |
SHA-256: 9adaac75d0b264b8ecab45715ce4d3b419de92277fa91b084961de33a4ee3a65 |
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font_01_sfnt_off00010117.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10117 | 11576 bytes |
SHA-256: 33c1dc1d095824c423d7228e92efa25219e973879ead4ae1b0e6362478c965e6 |
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