MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9998
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://baarspo.ru/aws?utm_term=treatment+resistant+depression+treatment+guidelines PDF link annotation
- https://cdn.sqhk.co/zazavoxujub/h0hflvN/vibibiregusoramulifosel.pdfIn PDF document text
- https://cdn.sqhk.co/baruduwege/jghaghi/smash_city_monster_rampage_mod_apk.pdfIn PDF document text
- https://cdn.sqhk.co/dofexoxev/xFzjbjj/gevamuzujuj.pdfIn PDF document text
- https://cdn.sqhk.co/wogokodu/h7Hjbja/89623566198.pdfIn PDF document text
- https://cdn.sqhk.co/sepetoxofaw/jbQYxgg/lazada_12._12_grand_year_end_sale.pdfIn PDF document text
- https://cdn.sqhk.co/dusimefosix/iehfyhg/yandex_disk_download_pc.pdfIn PDF document text
- https://cdn.sqhk.co/tiwefuxab/cshbB4L/archery_target_stand_design.pdfIn PDF document text
- https://cdn.sqhk.co/jebumujo/Gjd0VYE/63781723109.pdfIn PDF document text
- http://positarinirib.22web.org/tiduretujir.pdfIn PDF document text
- https://cdn.sqhk.co/wugolekufo/zjelgjo/puwisezopifiz.pdfIn PDF document text
- https://cdn.sqhk.co/tetaxekumipi/2FzBjaT/dojumizor.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/pewibim/bajigugaw.pdfIn PDF document text
- http://momugegunimex.rf.gd/how_do_stratiform_clouds_form.pdfIn PDF document text
- http://sowutafamewuben.rf.gd/lixuvomapamalelo.pdfIn PDF document text
- http://wubavon.epizy.com/informal_letter_starting_paragraph.pdfIn PDF document text
- http://wewabegig.rf.gd/fexojowaxuwemasakogejobel.pdfIn PDF document text
- https://s3.amazonaws.com/bagisi/ravujeremuga.pdfIn PDF document text
- http://tetigod.rf.gd/dusomizeborevatineku.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_off0000e8f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8F6 | 5228 bytes |
SHA-256: 836f8c4ceb28cc91a55d767795aac26eb89d112023f91ce696e20fe9e46ffec7 |
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font_01_sfnt_off0000faa5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAA5 | 11024 bytes |
SHA-256: 684911cfef364a80efb42f317051ce8cf6dab130adce48ffd492489835a12b82 |
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