MALICIOUS
194
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 and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://baarspo.ru/award?keyword=adobe+reader+online+pdf PDF link annotation
- https://cdn.sqhk.co/litalile/hU2jfha/neo_geo_mini_games_review.pdfIn PDF document text
- http://sberhome.ru/what_does_spiritual_number_805_meanbcz5n.pdfIn PDF document text
- https://zaxixeresez.weebly.com/uploads/1/3/1/8/131871416/zaziw-tejipumem-ratadotiv-waxuzeparidana.pdfIn PDF document text
- https://newogofifexepe.weebly.com/uploads/1/3/4/8/134884114/84ecf0a843a3.pdfIn PDF document text
- https://vunuvuvoxi.weebly.com/uploads/1/3/4/8/134889930/164f85ba04b2e4.pdfIn PDF document text
- http://dhl-order.info/955218693075izzb.pdfIn PDF document text
- https://cdn.sqhk.co/mojuzizimu/Qgdjije/elitserien_sverige_ishockey_tabell.pdfIn PDF document text
- https://menikevolag.weebly.com/uploads/1/3/4/2/134234624/posososetojufe_dowasaxidoxezi_dagubugebibesib.pdfIn PDF document text
- https://guxelopadak.weebly.com/uploads/1/3/4/7/134727887/gigivutitunija.pdfIn PDF document text
- https://cdn.sqhk.co/nujidegowupi/hdejcif/30542175209.pdfIn PDF document text
- https://cdn.sqhk.co/pujixefan/Diif6hd/buboxirexenuponiwuzix.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://557345b1-98c6-442d-b460-9e357c178e5b.filesusr.com/ugd/dfb5f8_b26580c4ea1d4916818e49e27c54656c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ec1c4380-a526-4a55-9bb2-893a3ae3fe81/oll_algorithms_list.pdfIn PDF document text
- https://05491ccc-77c7-428b-9c25-74f2c6c50d4a.filesusr.com/ugd/d51d36_c55792eddd464b588ca47633b1ba94bd.pdf?index=trueIn PDF document text
- https://99516632-72ce-40f3-a9a1-a01c91361c65.filesusr.com/ugd/e42c35_b9fe51578568484d9d1e96f4ebd89cb3.pdf?index=trueIn PDF document text
- https://ec2d952e-5494-46d8-b841-fee222248b17.filesusr.com/ugd/9713d5_3ba2cf30aa3949cf96686f0437d8d574.pdf?index=trueIn PDF document text
- https://1347de4c-4e54-429a-b84c-372e60bc5a2b.filesusr.com/ugd/6c98bc_36ee1c4639cf4c67bfa48e71a1e794ca.pdf?index=trueIn PDF document text
- https://d5fd0048-bb8d-45a1-ba21-28d1cb0b7162.filesusr.com/ugd/5e8de6_ff98add390a94bd5a34b1eb30c76cdc1.pdf?index=trueIn PDF document text
- https://810dce77-56ab-4324-823a-3549757f4eab.filesusr.com/ugd/1fad07_4c9d59b68b3143f98c940c8033563cd1.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/65b69343-53c3-49c4-b68e-bd942638d2cf/does_old_navy_sell_maternity_wear.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_off0000d939.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD939 | 4984 bytes |
SHA-256: 114bac009af9321bdcef77902286a88727698b3715d81ed1bbe43fb9645307cb |
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font_01_sfnt_off0000ea38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA38 | 10196 bytes |
SHA-256: 6fde601ae1ea83aee11ecd460efcb8d9dae9ea9913a07f159dd631de000f8250 |
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