MALICIOUS
226
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is identified as a malicious advance-fee scam, likely intended to trick users into clicking embedded links. The document contains numerous external links, many pointing to disposable hosting, and one prominent URL is `https://ketchas.ru/pbw?utm_term=vip+headshot+free+fire`. The ML classifier and ClamAV detection strongly indicate malicious intent, consistent with phishing and trojan delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 7
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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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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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Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LUREDocument contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
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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://ketchas.ru/pbw?utm_term=vip+headshot+free+fire
- https://cdn-cms.f-static.net/uploads/4470535/normal_60192c03d62ac.pdf
- https://static.s123-cdn-static.com/uploads/4369522/normal_5ffcfebaad87e.pdf
- https://kololeranazi.weebly.com/uploads/1/3/4/5/134583506/3779406.pdf
- https://vedefagam.weebly.com/uploads/1/3/0/8/130814874/1a787ba5d.pdf
- https://zesujejiviwi.weebly.com/uploads/1/3/4/7/134729849/bukuxilezap_jafigiz_tumex.pdf
- https://nevidabaxava.weebly.com/uploads/1/3/0/7/130775666/gonevuf-silogururojuru-texikotuzun.pdf
- https://tujigagozevako.weebly.com/uploads/1/3/4/2/134266307/kimavarigebatup-zetot.pdf
- https://bevifosadorafot.weebly.com/uploads/1/3/1/8/131856546/janeruzakewa.pdf
- https://zovezeko.weebly.com/uploads/1/3/4/6/134697242/9457525.pdf
- https://menekagamop.weebly.com/uploads/1/3/4/0/134097565/wedawexe_sevoxidij.pdf
- https://cdn-cms.f-static.net/uploads/4450046/normal_60bea7fc8dfdf.pdf
- https://nabesoke.weebly.com/uploads/1/3/4/0/134042749/eb8666ca.pdf
- https://cdn-cms.f-static.net/uploads/4450884/normal_604394fa65f69.pdf
- https://rigopodi.weebly.com/uploads/1/3/4/3/134307943/fonolokogetum-gujumot-kugasubevu-xetibeke.pdf
- https://cdn-cms.f-static.net/uploads/4370059/normal_6061c21a41587.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://jajisaparev.pbworks.com/w/file/fetch/144412299/75533067768.pdf
- https://uploads.strikinglycdn.com/files/60d8e8c8-8d2f-4851-a2e2-2405958f9339/what_is_a_synonym_for_potential.pdf
- http://fosirodovo.pbworks.com/f/why_is_my_maytag_dishwasher_not_draining.pdf
- http://liguduper.pbworks.com/f/pegejugapopori.pdf
- http://joxakuruvi.pbworks.com/w/file/fetch/144625920/why_is_my_alienware_not_turning_on.pdf
- http://xuresasadox.pbworks.com/f/sexevavuvefobuvubitatugow.pdf
- https://uploads.strikinglycdn.com/files/0db9ed9e-4a5c-44db-a8a8-6eef44b9dbec/doripuvup.pdf
- http://mudowomuxexo.pbworks.com/w/file/fetch/145058682/git_undo_last_commit_local.pdf
- http://foziwedugumu.pbworks.com/f/ithalil_kathai_ezhuthum_song.pdf
- http://zufiwuz.pbworks.com/f/what_does_never_giving_up_on_you_mean.pdf
- https://uploads.strikinglycdn.com/files/874d6056-6bbf-4cab-8797-92180b751449/fegolatumegazapadexut.pdf
- https://uploads.strikinglycdn.com/files/c4c36af5-c244-4bf8-a2a6-94d32cb01417/zunatax.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000efc1.bin7ef6e129646f8893b01171253f11263a8e4da270d8a1f81239efb8e2437e18d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFC1 | 5060 bytes |
font_01_sfnt_off000100f7.bin82cbcbc908ee86aa6d294704b0e1a79b35a162d81bc0e5eb248ab97765745da3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100F7 | 11648 bytes |
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