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 0.9993
Heuristics 7
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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 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://midufefew.ru/strik?utm_term=barron%2527s+ap+physics+1+pdf+download PDF link annotation
- http://keep-travel.com/45411499791l66p2.pdfIn PDF document text
- https://domoposuselof.weebly.com/uploads/1/3/4/7/134720049/pipofulut_jedesubifozor_kozesobusu.pdfIn PDF document text
- https://rebageronamit.weebly.com/uploads/1/3/0/7/130775484/xiburomuvijigur_temeze_bemafoluvuvude_pegetuboxutevo.pdfIn PDF document text
- http://usechambre.xyz/labview_digital_signal_processing_tutoriall3jjd.pdfIn PDF document text
- http://sungo1.space/parts_of_speech_worksheets_with_answers8fyfh.pdfIn PDF document text
- https://lobixeximoruse.weebly.com/uploads/1/3/5/3/135319822/8f31b0d62.pdfIn PDF document text
- http://localdesign.me/74579199209ccydl.pdfIn PDF document text
- https://jemiliwolozeli.weebly.com/uploads/1/3/4/8/134870182/7260724.pdfIn PDF document text
- https://tebideronapiza.weebly.com/uploads/1/3/1/4/131483209/73f019a5c81e.pdfIn PDF document text
- https://minajekefejuwow.weebly.com/uploads/1/3/0/7/130776819/48692.pdfIn PDF document text
- http://pro-komp-master.website/92642010675c9c7g.pdfIn PDF document text
- http://rozel.ru/31394482014yk2hi.pdfIn PDF document text
- http://shimano-stradic.ru/gisezobuwijivipatorijixahdfm8.pdfIn PDF document text
- https://xavimunemu.weebly.com/uploads/1/3/2/8/132815343/sipogepodabav_takupu_dikek.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://c4bedd8b-a3e9-4aa8-9751-a6fde4035b7e.filesusr.com/ugd/037f08_9938588ea7bb47b09871eec4df54f4d1.pdf?index=trueIn PDF document text
- https://14da0a27-f261-4d4b-8668-3a369f5c966d.filesusr.com/ugd/46429b_6cee01f810894d4a9378717aac9f61b4.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/93bdfeaa-ef7d-4b66-a41c-74ce1483de00/city_of_glass_audiobook_paul_auster.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7984a194-79b1-4d9c-9430-232af08199ee/how_much_does_it_cost_to_rent_a_skid_steer_from_home_depot.pdfIn PDF document text
- https://1de4b56a-3309-4767-83a2-f1bb1ea7c594.filesusr.com/ugd/a6e5e9_635ef65e4c9b466eb470e722b7e31cf6.pdf?index=trueIn PDF document text
- https://0e9c393c-9feb-4465-ae9d-4486bea7a644.filesusr.com/ugd/4b68be_d5dde0d42cc348f6b9fec3945da02817.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/60a22615-12cb-4cc1-ac0f-2adcae32c825/vox_ac15_amp_settings.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/246f795c-64e7-4c6d-a68b-2af9841f5435/33030469363.pdfIn PDF document text
- https://8b8c7005-3af0-45a1-8e5b-a6902caa9335.filesusr.com/ugd/dbd7d9_52d5403be2144e5d9baa2f866c145688.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/5522fdaf-08b8-4e86-8dd8-ea456078497c/43801175376.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_off00010680.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10680 | 5572 bytes |
SHA-256: 37c7758a2418a94ab125ff42dee555b0acb8b1f6eb94cf9603c5f7c84404db2a |
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font_01_sfnt_off0001199b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1199B | 11508 bytes |
SHA-256: ae8ea3402541ee1cf5014fe87dbe6bb4022e08346778a26f92bd1ff608eddb44 |
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