MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. It uses a callback-phone (TOAD) lure. 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 0.9998
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 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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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://pistant.ru/pbw?utm_term=how+to+get+a+reduced+fare+metrocard PDF link annotation
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://redejok.pbworks.com/f/uncaught_referenceerror_jspdf_is_not_defined.pdfIn PDF document text
- http://fovimuzozo.pbworks.com/f/do_sora_and_shiro_ever_lose.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/68db0ed7-ede8-4140-8783-ffcc4bfd7a7f/dopanuvekarudemamele.pdfIn PDF document text
- http://zixereves.pbworks.com/f/download_film_warkop_dki_bisa_naik_bisa_turun_full_movie_hd.pdfIn PDF document text
- http://pewudomame.pbworks.com/f/vogesabaketumozudosibewu.pdfIn PDF document text
- http://jutopar.pbworks.com/f/xemavamegivi.pdfIn PDF document text
- http://pizuwamamevu.pbworks.com/w/file/fetch/144737829/dumokinafujuxuwuwipake.pdfIn PDF document text
- http://vakerul.pbworks.com/f/valuation_sujet_verbe_ce1.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4bad4d34-48fe-4406-9a49-1e20055b1e1d/how_to_fix_my_irrigation_system.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bea3c3d0-145b-4dad-bb57-b6d56862d081/72591937795.pdfIn PDF document text
- http://lesokulovisu.pbworks.com/w/file/fetch/144564132/luxolud.pdfIn PDF document text
- http://mejigulo.pbworks.com/f/66921260536.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c7889024-692c-4709-9bcb-c353699e2313/how_many_molecules_are_there_in_31.8_moles_of_water.pdfIn PDF document text
- http://fulusivijomu.pbworks.com/f/sims_freeplay_koppelen_aan_facebook.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/190b7f7e-6f6a-4c5e-885a-2727591abc2f/87955635509.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fd5210df-ce86-407d-9e84-54e21935a70e/47748070710.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f8b83574-b7ef-413c-85f1-bcf26387c091/94370186774.pdfIn PDF document text
- http://mizunebapod.pbworks.com/f/39644460463.pdfIn PDF document text
- http://dumajimov.pbworks.com/w/file/fetch/144771453/how_to_use_akg_n60_headphones.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e8b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8B2 | 5184 bytes |
SHA-256: ebb42c46cc3e5de806609c1c39d02b9b6a95468fba3e7d967022675f639d1678 |
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font_01_sfnt_off0000fa59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA59 | 11296 bytes |
SHA-256: 74b13774d278ab15f934a27b39947e9df8513671e0b06dd5cb81a91c4c6a7f23 |
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