MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, indicating a link farm designed to redirect users. The presence of a URL related to 'stairway to heaven live' suggests a lure to attract clicks. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
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://vilenefex.ru/strik?utm_term=stairway+to+heaven+live+earls+court+1975+tab PDF link annotation
- https://zoguripan.weebly.com/uploads/1/3/1/0/131070442/7395586.pdfIn PDF document text
- https://pekumovulimezel.weebly.com/uploads/1/3/4/3/134363026/pilewafedilewidaje.pdfIn PDF document text
- https://rigafimer.weebly.com/uploads/1/3/4/9/134901715/wivezo.pdfIn PDF document text
- https://kujadivenudeku.weebly.com/uploads/1/3/5/3/135324903/fododot.pdfIn PDF document text
- https://gedikitol.weebly.com/uploads/1/3/4/9/134901051/3761270.pdfIn PDF document text
- https://nozirurabi.weebly.com/uploads/1/3/0/7/130738896/sitidujikolawuzokifo.pdfIn PDF document text
- https://gilepinewuje.weebly.com/uploads/1/3/4/0/134096317/rilefimexutovolowutu.pdfIn PDF document text
- https://bigufoxorifef.weebly.com/uploads/1/3/1/8/131871864/zizewofatuma_miwaxubud_fawasur.pdfIn PDF document text
- https://fumaletaseker.weebly.com/uploads/1/3/1/3/131381433/dukifazolelarapi.pdfIn PDF document text
- https://nukubutoti.weebly.com/uploads/1/3/2/3/132302768/toxef_nifejirexodaru_zigiko_xenafivabij.pdfIn PDF document text
- https://pamigewome.weebly.com/uploads/1/3/4/6/134631685/furijinibef_mofefosodo.pdfIn PDF document text
- https://tevukebejesa.weebly.com/uploads/1/3/2/6/132695492/3899929.pdfIn PDF document text
- https://bigufoxorifef.weebly.com/uploads/1/3/1/8/131871864/ditob.pdfIn PDF document text
- http://lugabev.mygamesonline.org/gomudazuj.pdfIn PDF document text
- http://nepatokada.mypressonline.com/buddhist_beliefs_and_practices.pdfIn PDF document text
- http://poxumanavofeboz.scienceontheweb.net/22757051604.pdfIn PDF document text
- https://gedinabudi.weebly.com/uploads/1/3/0/8/130814056/duvemukiz.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
- https://uploads.strikinglycdn.com/files/baef3cd6-12f0-451f-b1bb-8526bbdc597d/48549201043.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b32afd92-1c83-4cd0-a886-e82af9b800f2/bob_marley_and_the_wailers_-_them_belly_full_but_we_hungry_lyrics.pdfIn PDF document text
- http://zisukuvi.atwebpages.com/91740009459.pdfIn PDF document text
- https://s3.amazonaws.com/zupenafud/what_is_the_coefficient_of_o2_in_the_balanced_chemical_equation.pdfIn PDF document text
- https://s3.amazonaws.com/begijufadi/hayward_power_flo_matrix_sp1592_parts.pdfIn PDF document text
- https://s3.amazonaws.com/zarevizebi/sig_sauer_p226_mk25_kydex_holster.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/28c78437-4980-41e5-9bdd-1c8ffb6e1726/15527257768.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ac0ee045-6764-48ad-87d5-decf5829d164/oppo_bdp-105_review_stereophile.pdfIn PDF document text
- http://nufiwimuzobo.onlinewebshop.net/where_can_i_buy_proform_treadmills.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_off0000f9fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9FC | 5676 bytes |
SHA-256: b56b9c3b871045fa04117a6914ce5118e9843f2a75c95962176ab8608bf805c8 |
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font_01_sfnt_off00010d5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D5E | 11024 bytes |
SHA-256: cdccc7932edd59dddd125a78e3a0d27233da88ee77839891b077e7d9d277a99f |
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font_02_sfnt_off000132f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132F4 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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