MALICIOUS
186
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. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://smidgel.ru/pbw?utm_term=basic+english+grammar+book+for+beginners+pdf PDF link annotation
- https://lizodeva.weebly.com/uploads/1/3/5/3/135342900/sadulid_busuwovexef_kezajite.pdfIn PDF document text
- https://ropedali.weebly.com/uploads/1/3/0/9/130969406/8852859.pdfIn PDF document text
- https://mediwamogapani.weebly.com/uploads/1/3/5/3/135318379/8709461.pdfIn PDF document text
- https://kalokawagubur.weebly.com/uploads/1/3/1/3/131398574/pavibo-menadig-vilipopalo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kukuwowuxen.pbworks.com/f/relieve_sciatic_nerve_pain_with_tennis_ball.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4cbc30f5-babf-4749-b8e6-6413aa9e20db/hidroxido_de_rubidio_ii_formula.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/aeaaf876-9f19-4d69-ba79-9848192cff76/how_to_charge_a_kangertech_evod_vape.pdfIn PDF document text
- http://lewomirat.pbworks.com/w/file/fetch/144814305/goal.com_en_gh.pdfIn PDF document text
- http://fajopab.pbworks.com/f/sekusoxo.pdfIn PDF document text
- http://kunozulig.pbworks.com/w/file/fetch/144754566/gisitatiz.pdfIn PDF document text
- http://tebejeloxid.pbworks.com/f/49699769399.pdfIn PDF document text
- http://ridezerarumu.pbworks.com/f/24280270880.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fb6098aa-2c01-4681-8fd8-eb791b378263/27080976104.pdfIn PDF document text
- http://dutamaboxiwa.pbworks.com/f/43364928842.pdfIn PDF document text
- http://jizakatum.pbworks.com/w/file/fetch/145259496/miss_universe_2019_question_and_answer.pdfIn PDF document text
- http://pamotekegopa.pbworks.com/f/kalam_argument_for_god.pdfIn PDF document text
- http://fuxedom.pbworks.com/f/75336143665.pdfIn PDF document text
- http://fuvulokaxeka.pbworks.com/f/hacked_traffic_racer_apk.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4b61c87b-92b4-46f8-beab-d54160ac4587/20274026168.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b4dfc850-31dc-444b-8702-645f569d8b98/nubuwam.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_off0000eac2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAC2 | 3140 bytes |
SHA-256: b897a8be5223a66486926f02be5fac34418d47b92096915fc3d27b4344250436 |
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font_01_sfnt_off0000f5fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5FE | 5820 bytes |
SHA-256: 377f57aec3521075c2d8e29a624c5a285a3ab208e075471e17f2841d08f91cea |
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font_02_sfnt_off0001099c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1099C | 12592 bytes |
SHA-256: b8d42f80b650d6f296c5f4a63a1843b133e1a9fc2cbd16cb4886d848ff1530e1 |
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