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 0.9993
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://ponafet.ru/award?keyword=a+class+brochure+pdf PDF link annotation
- https://cdn.sqhk.co/tomubozes/EhdieQW/pitodamu.pdfIn PDF document text
- https://cdn.sqhk.co/xorilulog/hapAjcG/fruit_slash_free_download.pdfIn PDF document text
- http://biomanix.best/silevenulpcqby.pdfIn PDF document text
- http://vetebozo.mypressonline.com/m_audio_keystation_pro_88_driver_windows_10.pdfIn PDF document text
- https://cdn.sqhk.co/zoribakim/ZdWcjjn/cargando_el_venado.pdfIn PDF document text
- https://cdn.sqhk.co/mawejoxejobe/jjFeYhi/jovukatorafosigezus.pdfIn PDF document text
- https://cdn.sqhk.co/kexofodatop/jhcjd1p/godus_astari_homeless.pdfIn PDF document text
- http://jinevul.mygamesonline.org/45689972441.pdfIn PDF document text
- https://cdn.sqhk.co/sekigizakeku/Hifib4i/harvard_business_manager_online_lesen.pdfIn PDF document text
- http://waystep.site/la_souris_mtamorphose_en_fillebzt4s.pdfIn PDF document text
- http://fito4ka.xyz/walmart_cashier_training_manualbcvg4.pdfIn PDF document text
- http://porizaritofo.mypressonline.com/lakshmi_stotram_in_telugu_download.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://87b84290-c0b3-4c73-97a1-3d59c64c3f69.filesusr.com/ugd/c638b7_2e8ca60b849e4f018055a0d7343ecd3b.pdf?index=trueIn PDF document text
- https://59e5a08b-0d8d-455f-a3a7-35a3b781ab3e.filesusr.com/ugd/784815_87f216c6ead34c539ed40df18fc9cd5a.pdf?index=trueIn PDF document text
- https://34e2f0dc-0077-42bd-a047-efa2502e92af.filesusr.com/ugd/8a05ec_727ac42d055c404e8b70e9cbee30e6ee.pdf?index=trueIn PDF document text
- http://zobuwijezad.onlinewebshop.net/liwisimozideze.pdfIn PDF document text
- https://9cc02d22-446e-415d-9686-6e49aadcb3b3.filesusr.com/ugd/aa6a08_2d6d1e50a19b45f6860494719fb20aa6.pdf?index=trueIn PDF document text
- https://13adc596-845f-4f4a-b539-e2c04a0a4b5a.filesusr.com/ugd/6e2da7_7ed466cdb3344cc996ae015f34dd8a41.pdf?index=trueIn PDF document text
- https://0f285ee0-1b14-49a2-8a3e-060a2db94812.filesusr.com/ugd/4bf67f_1714eb1590e849339748280f672891ca.pdf?index=trueIn PDF document text
- https://de26864d-dd79-4a6d-8467-b5cf435a6969.filesusr.com/ugd/6ff07c_2172c1fc111448d3be7c79899482bf03.pdf?index=trueIn PDF document text
- https://eadb47d6-6712-4ecd-aa5a-2cdcf2d90b86.filesusr.com/ugd/c844bf_f9598ab5c37148278b7848ecb8dff2fc.pdf?index=trueIn PDF document text
- https://8f6f9f04-f977-4239-955d-f6aecf2dd879.filesusr.com/ugd/81cd61_587d248eff234b8fa6a69f5e8d20edff.pdf?index=trueIn PDF document text
- http://bamonoxo.onlinewebshop.net/bemigiwulojevatuz.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_off0000ec54.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC54 | 5372 bytes |
SHA-256: 32b535470e87d0e7a95f3c7d01b17174c665338b24aea0a74042b802b4eb180f |
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font_01_sfnt_off0000fe8f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE8F | 10232 bytes |
SHA-256: 74a00c658c514036a185694b395010a44eab6f39657ca327ec41f090d99899d6 |
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