MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, with at least one pointing to a link farm on disposable hosting, suggesting a phishing or redirection scheme. The presence of external URIs and the overall structure point towards an attempt to direct the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 5
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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 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://dugedepap.ru/strik?utm_term=how+long+did+it+take+for+the+pyramids+of+egypt+to+be+built PDF link annotation
- https://cdn.sqhk.co/dejuxafe/e8jdAKt/free_sleep_sounds_app_android.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4372384/normal_5fced5c93300b.pdfIn PDF document text
- https://pubabugolutaj.weebly.com/uploads/1/3/2/6/132680974/528167.pdfIn PDF document text
- https://cdn.sqhk.co/tizuvuwo/wHFfhjM/daily_to_do_list_printable.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4462093/normal_604a827414aac.pdfIn PDF document text
- https://wanitovamuk.weebly.com/uploads/1/3/5/3/135303456/mivepedomi-xemala-niguju-muwuzu.pdfIn PDF document text
- https://lewumime.weebly.com/uploads/1/3/5/2/135297270/kuxipaxarelun.pdfIn PDF document text
- http://lepawumu.22web.org/vokawuza.pdfIn PDF document text
- https://cdn.sqhk.co/wularumijif/hcVVh5K/best_friends_in_the_world_friendship_test.pdfIn PDF document text
- https://cdn.sqhk.co/mimesima/hhGieME/cartoon_hand_3d_model_free.pdfIn PDF document text
- https://xuvupidorok.weebly.com/uploads/1/3/1/4/131407629/welaren_ligew_bewezinedi_gowifimap.pdfIn PDF document text
- https://segurabo.weebly.com/uploads/1/3/5/9/135964373/6144386.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fewaxujuwede.rf.gd/11297161324.pdfIn PDF document text
- https://0fe83ef2-ed6b-4f04-a52d-31fe3c58d8d1.filesusr.com/ugd/ade4e6_654f2350ebd44d5d806fb76007de1fd1.pdf?index=trueIn PDF document text
- https://c3d762b3-5d50-4891-ab6d-43710edd2423.filesusr.com/ugd/3254bf_276a1455b6564ec48be8587262b666a8.pdf?index=trueIn PDF document text
- https://217ba8a6-026c-4a9e-b1ce-2eadff0a4a08.filesusr.com/ugd/3d7af5_742c0176a5d840b9bdcabe8d6ef4e923.pdf?index=trueIn PDF document text
- http://vevosewis.rf.gd/satejolidoxivuzikijojojod.pdfIn PDF document text
- https://488c2ff9-9ff4-499e-8f11-525115e20b22.filesusr.com/ugd/8aba0c_63176778fb574ba194685f858a48dab5.pdf?index=trueIn PDF document text
- https://5a995288-ce6f-4ae3-a3e6-14272d8003db.filesusr.com/ugd/7be1cd_577ff8084189474d89376fb5bed444b3.pdf?index=trueIn 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001f1f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1F1F1 | 2960 bytes |
SHA-256: 3a99bfcc8a6322cb1f5d9dd0c76c95525b0630114fc12c53a342d41e6b6e0e01 |
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font_01_sfnt_off0001fc61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1FC61 | 5816 bytes |
SHA-256: 69dc7fae06e026fd1a5397297b20b4ac20e85c59d1d9e28e78c8291fc51fa275 |
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font_02_sfnt_off0002101c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2101C | 13712 bytes |
SHA-256: ca6ac967fd33f4561f4153d7936100fb1e127278e170470f5f1238d318761f76 |
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font_03_sfnt_off00023c31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x23C31 | 16104 bytes |
SHA-256: 7e7fe47fbc894e458b11a9672312b8465eb969ac24b897eff6c8d0d97664317f |
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