MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to external sites, some of which are identified as link farms on disposable hosting, suggesting a phishing or malware distribution scheme. The PDF structure and embedded URIs are consistent with spearphishing attachments.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 5
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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 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://irlanc.ru/uplcv?utm_term=how+to+install+adb+drivers+on+windows+8 PDF link annotation
- http://vaynhe.com/upload/files/givifa.pdfIn PDF document text
- https://acavacecio.it/userfiles/files/xavuramiji.pdfIn PDF document text
- https://www.tocbirsen.org.tr/ckfinder/userfiles/files/zemowumokoporejafifexur.pdfIn PDF document text
- https://drticket.ir/basefile/drtiketcom/files/sowun.pdfIn PDF document text
- http://52963566.com/upload/file/202109060302304181.pdfIn PDF document text
- http://poliinc.com/upload/files/koxuxopokewonukawarud.pdfIn PDF document text
- https://www.privathospitaletkollund.com/ckfinder/userfiles/files/88005917707.pdfIn PDF document text
- http://livestocktool.com/d/files/xelizojovogilazi.pdfIn PDF document text
- http://dxczx.com/ckfinder/userfiles/files/20210916_060852.pdfIn PDF document text
- https://nitm.ac.in/nitmeghalaya/ckfinder/userfiles/files/gubavixaxinikewadosoje.pdfIn PDF document text
- https://tramhuonghanoi.vn/upload/files/37883160564.pdfIn PDF document text
- http://interstroy96.ru/uploads/files/buwelikinafisu.pdfIn PDF document text
- https://hatinhjobs.com/upload/files/mikugefonukenefo.pdfIn PDF document text
- https://ijmscr.com/ckfinder/userfiles/files/90767845736.pdfIn PDF document text
- http://studiodebiaggi.eu/userfiles/files/zaripewabepamovelateki.pdfIn PDF document text
- https://qeyeoptical.com/ckeditor/ckfinder/userfiles/files/kurelevu.pdfIn PDF document text
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/ee5444f187452c2600665d93d25ef1db/naremaxumizedono.pdfIn PDF document text
- http://thanhcongtechtra.com/upload/files/74283105119.pdfIn PDF document text
- http://nakamurasangyou.jp/app/webroot/uploads/files/lunavomovo.pdfIn PDF document text
- http://kondicionery-dolgoprudny.ru/upload_picture/file/29138901743.pdfIn PDF document text
- https://styliststudios.com/imagesTE/file/roluvovazopavosadoj.pdfIn PDF document text
- http://mosme.org/uploadfile/files/kewonegeponotodez.pdfIn PDF document text
- http://guidesdugrandlarge.fr/images/import/file/gowofo.pdfIn PDF document text
- https://barcelonamedicalcenter.com/files/galeria/files/24231165304.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://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_off0000d9a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9A8 | 18196 bytes |
SHA-256: 123bf1a33acac9d539d60169a2a2e274faf190a512d8d1d2a68cde406652a2d2 |
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font_01_sfnt_off00010877.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10877 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001208e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1208E | 10732 bytes |
SHA-256: ce09f6bfc170423116b1d8117d3c1a3ac65994a98c519d20ac7d66cd22b6608f |
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