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. 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 0.9996
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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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://mezovuduw.ru/award?keyword=syllabification+examples+pdf PDF link annotation
- https://cdn.sqhk.co/pigexebobe/15ihihL/bow_and_arrow_games_online_2_player.pdfIn PDF document text
- http://pedron.fun/wakulimanajitijazixuzewoztfalq.pdfIn PDF document text
- https://wovupidej.weebly.com/uploads/1/3/4/6/134687137/dijenevifakunu.pdfIn PDF document text
- https://cdn.sqhk.co/jabuvilir/cidhgQL/51501390597.pdfIn PDF document text
- https://cdn.sqhk.co/tazifawixax/jTpbphc/ringtone_maker_apk.pdfIn PDF document text
- https://sovurides.weebly.com/uploads/1/3/5/3/135349611/zetib.pdfIn PDF document text
- https://vobodida.weebly.com/uploads/1/3/4/7/134716614/lenesebowuteva.pdfIn PDF document text
- http://obzorov.site/what_is_unanimous_consent_mean1o10i.pdfIn PDF document text
- https://cdn.sqhk.co/kawinojos/cgiGhjz/wedusulunaneradu.pdfIn PDF document text
- https://cdn.sqhk.co/bisidilit/Bbjigjy/sisisepeguxakerijesiwali.pdfIn PDF document text
- https://cdn.sqhk.co/razulati/jbifed1/fruit_cutter_shapes.pdfIn PDF document text
- https://togolotokafusaf.weebly.com/uploads/1/3/5/2/135294136/wojiperirarupi.pdfIn PDF document text
- https://cdn.sqhk.co/dubikureta/jb8FPNW/norawexabomasibijabo.pdfIn PDF document text
- https://cdn.sqhk.co/rizuwevize/jcXjava/gutesepuvufufixaxi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://s3.amazonaws.com/kefiperizonofu/vlookup_2_sheets_excel_2013.pdfIn PDF document text
- https://s3.amazonaws.com/mutirexa/how_to_play_joking_hazard_game.pdfIn PDF document text
- https://s3.amazonaws.com/pulavokaxe/boxing_games_2019.pdfIn PDF document text
- https://s3.amazonaws.com/tanapilamaxi/dujufidobifivodifatese.pdfIn PDF document text
- https://s3.amazonaws.com/jadere/charlie_and_the_chocolate_factory_musical_violet_blows_up.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB2E | 5404 bytes |
SHA-256: 12fb221fdd889f61bf3a8aaae0936e0c03c0d7c113a419e5eea67689f0a64cb0 |
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font_01_sfnt_off0000fd76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD76 | 13492 bytes |
SHA-256: fcf928f1e9d0bedd1f0ce6e1a437bd7be739aca58c6b2a8d39a57856ae32a1e3 |
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font_02_sfnt_off000129e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x129E8 | 16060 bytes |
SHA-256: e02432191d952bf4ca0be4cfeafc10308785ce9d9f3781c3262e4e8a73b31f63 |
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font_03_sfnt_off00013e7b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E7B | 4324 bytes |
SHA-256: 7f6049e5011acf0e8581793f2bc2bb947aac2929fdb77abc318b2a6155c1ef71 |
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