MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external links, many hosted on disposable domains, suggesting a link farm or phishing operation. The embedded URL and the document body's reference to 'best books to improve sat reading' point towards a lure to external malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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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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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://kuzutuzo.ru/strik?utm_term=best+books+to+improve+sat+reading PDF link annotation
- http://xigotazuwal.iblogger.org/billie_jean_guitar_tabs.pdfIn PDF document text
- http://levantemosaic.com/munchkin_weighted_strawsb4kl8.pdfIn PDF document text
- http://sudedelanefozuk.66ghz.com/canela_beneficios.pdfIn PDF document text
- http://antonioit.space/dreamcast_emulator_psps8j00.pdfIn PDF document text
- https://vujipobunovopo.weebly.com/uploads/1/3/5/3/135324227/6087374.pdfIn PDF document text
- https://muwemobivom.weebly.com/uploads/1/3/0/7/130776082/darekapawirajadawi.pdfIn PDF document text
- https://bijesuvudapij.weebly.com/uploads/1/3/1/8/131860553/788626.pdfIn PDF document text
- https://kisinamaku.weebly.com/uploads/1/3/0/8/130814290/saropatujonotuxuked.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://fuxezenoligasas.rf.gd/bamutozelotaxatusufobupet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/804d7cdb-3a1c-4d0a-894c-d05930b7eebf/cen_tech_4_in_1_portable_power_pack_charger.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/075844ea-dec1-406d-86a0-1329736c6ee5/what_is_the_theme_of_casey_at_the_bat.pdfIn PDF document text
- http://posawutuz.rf.gd/broiler_farming_in_zimbabwe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/56d0de78-7f48-48d9-8d98-5da72bba28de/how_to_prove_it_a_structured_approach.pdfIn PDF document text
- https://s3.amazonaws.com/rokuwapesu/video_editor_for_mac_free.pdfIn PDF document text
- https://s3.amazonaws.com/limewub/jabirijadula.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/923b1289-1e64-48c7-a232-35bd96af67a2/bakerufakugorojoxu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/576ceaf8-2ea1-4129-8426-9141a1479e17/zinujedemavubebudimi.pdfIn PDF document text
- https://s3.amazonaws.com/kugelilizibuwum/68831563435.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d9232895-a097-448f-9e04-8702271e9ee4/38232779283.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/358f3334-0912-4317-8c89-6ab601a90195/marathon_motor_terminal_blocks.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/54120ca8-b5f0-482a-8f2f-fd0951363292/alesis_dm6_instruction_manual.pdfIn PDF document text
- https://s3.amazonaws.com/sezebepit/appium_android_browser_example.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e8c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8C5 | 5348 bytes |
SHA-256: 14b45627904c507cbe9688eaabb7470577683b251b3aa3fc2ac0029e185393a7 |
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font_01_sfnt_off0000fad5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAD5 | 10676 bytes |
SHA-256: 64edc7c5b751acdc1e1341f94dcb21ffce7103aa659ce5b0e67439298cfde31e |
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font_02_sfnt_off00011f22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F22 | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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