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 0.9954
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://bologen.ru/award?keyword=child+development+and+pedagogy+notes+in+english+pdf PDF link annotation
- https://fewibiwovenekip.weebly.com/uploads/1/3/5/3/135327418/5aa2fd27c3e677a.pdfIn PDF document text
- http://recepty-dd.info/hp_probook_4530s_specificationl1d83.pdfIn PDF document text
- https://cdn.sqhk.co/vuvapolaxaj/vuDjiDx/dragon_mania_legends_cheats_apk_free_download.pdfIn PDF document text
- https://vetepoxep.weebly.com/uploads/1/3/5/3/135302771/3225170.pdfIn PDF document text
- https://cdn.sqhk.co/puvubuzu/ihZhahd/game_center_apple_para_android.pdfIn PDF document text
- http://hq-cleartv.info/31670098419v9qs7.pdfIn PDF document text
- https://mamudige.weebly.com/uploads/1/3/0/8/130874639/9004406eb6ad3b2.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/yziikgg/lutejufe.pdfIn PDF document text
- https://laxivaxof.weebly.com/uploads/1/3/0/8/130874385/c217753b.pdfIn PDF document text
- https://xekuvezenigut.weebly.com/uploads/1/3/5/3/135346982/ziwabuluwugif.pdfIn PDF document text
- https://cdn.sqhk.co/sepagumal/jjclibw/emergency_contacts_form_for_qfes_monitored_fire_alarms.pdfIn PDF document text
- http://eeeeeyyy.space/wiwoke4a7h5.pdfIn PDF document text
- https://cdn.sqhk.co/vibifexode/8rGhbCv/hcf_maths_worksheets.pdfIn PDF document text
- https://cdn.sqhk.co/nadipozow/pgh1hdt/pizoxokavixes.pdfIn PDF document text
- https://cdn.sqhk.co/ramazunor/91gfSjh/simple_keyboard_apk_uptodown.pdfIn PDF document text
- https://cdn.sqhk.co/losokifape/dhdFMje/yellowstone_actors_season_4.pdfIn PDF document text
- https://cdn.sqhk.co/letonolomo/rgghcjh/my_hero_academia_heroes_rising_double_detroit_smash.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://98748e4b-3258-471a-903e-8ea98415cca0.filesusr.com/ugd/fd7405_8ddd1de580814d72b2241baa89b504b7.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dobikasukavu/clean_sheet_meaning_in_bengali.pdfIn PDF document text
- https://ede36962-9452-4451-b182-fa4236ba9bc6.filesusr.com/ugd/83b1b3_6a2f6cf238574d59a100f296b20a2532.pdf?index=trueIn PDF document text
- https://0f424234-9c27-4462-a606-4b2ccecf17d8.filesusr.com/ugd/b42a09_5444b14220854539acd6ef9aed37e72e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vuforewebub/55359424256.pdfIn PDF document text
- https://318abaa7-a496-4882-a5ef-186b1d719b20.filesusr.com/ugd/ff2e65_698b7988a4994332a5b7c1684ab591c8.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jexijer/lojelexesofefozorudagujo.pdfIn PDF document text
- https://5e54824a-8208-41b0-8aeb-7c017e8cfb46.filesusr.com/ugd/f64db8_e81eaa6ad7114ba3b20e6b1415d66842.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xonaxevetaf/95137008194.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f238.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF238 | 5428 bytes |
SHA-256: 061d4c5924a9d8a11db82ee4a51d89e1386bbe604144b10e0f27b73d1d53ee4a |
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font_01_sfnt_off00010496.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10496 | 11136 bytes |
SHA-256: e2fd912f44db131462efb27e3b6ef31d24e86e7db75cb6a19e5286b22136671f |
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font_02_sfnt_off00012acd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12ACD | 16068 bytes |
SHA-256: 12bdfdd26b42687ed6d6e4673084773943fc64d80ea302008a05158b1f99f3df |
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