MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by both ML classification and ClamAV, indicating a high likelihood of malicious intent. The file contains a large number of external links, many pointing to disposable hosting, suggesting a link farm designed to distribute malicious content or facilitate phishing. The presence of embedded URLs and the overall structure strongly suggest it's part of a phishing campaign, likely using job vacancies as a lure.
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://gimoguvi.ru/wix?keyword=ese+2020+vacancies PDF link annotation
- https://cdn-cms.f-static.net/uploads/4499317/normal_604469834a342.pdfIn PDF document text
- https://cdn.sqhk.co/nuxudopusot/hgjbXjg/vizudewiberabipopok.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382620/normal_6059baca44d52.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4425217/normal_5fe31aca833d5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4531523/normal_602193fe43f57.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4462694/normal_5ffbe6772c21a.pdfIn PDF document text
- https://cdn.sqhk.co/xamitarerivu/giM4tgc/40803212310.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://493f174a-a540-412c-bacb-e5b7b26cbfcf.filesusr.com/ugd/95bb70_083494e298fe494281758e789878997a.pdf?index=trueIn PDF document text
- https://569961a5-e6b5-462d-8b38-7193d5e7b20b.filesusr.com/ugd/a37a2e_485015f33a3d4f3889806f4cbb581160.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/07bfe54b-b48c-4bcc-8590-8129d91e1f7b/54808568894.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/94a1657e-ebe0-4b8b-a95e-f19cbd08ec45/operations_executive_resume_examples.pdfIn PDF document text
- https://8c1dc56a-a131-4b43-acff-3635b9115217.filesusr.com/ugd/90423f_a5b2050e1ef54bd093cb743b498787c7.pdf?index=trueIn PDF document text
- http://galexuduxegi.epizy.com/25041146313.pdfIn PDF document text
- https://f45985d3-969e-4a4b-a16b-f92b7c881388.filesusr.com/ugd/20da2d_8ed348bd88ac4c80b095306990ebb4b6.pdf?index=trueIn PDF document text
- https://c0b8f06b-4e98-4d3d-89ef-2f08caba629a.filesusr.com/ugd/0c8cc8_0305ccbe000c4fa7a1f848d6d733bd2d.pdf?index=trueIn PDF document text
- http://logasizujonasi.rf.gd/59411016622.pdfIn PDF document text
- https://6363ce23-9394-4102-a476-7be320345719.filesusr.com/ugd/7c41c1_94a60c7487cc4f1dac6d98f429389e6b.pdf?index=trueIn PDF document text
- https://d17f4099-ecc1-42b1-9c73-51521793457c.filesusr.com/ugd/4a2613_9a50c0400b234485aa70780ab007bd0a.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ef05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF05 | 4956 bytes |
SHA-256: adb4d9277769775f1d8a192355d59b17ff963e3b5bb47bb49c4c15f2b909ef16 |
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font_01_sfnt_off00010002.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10002 | 11388 bytes |
SHA-256: 0a7a70ae46107c75e0aeef3881acfbdd57a6562a6e3157ee960894cc0f9d88c7 |
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font_02_sfnt_off000126ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126EC | 16060 bytes |
SHA-256: 99ddc6f5858eb134f8024171ebe717cbd02485c31471b921a5021903b5272953 |
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