MALICIOUS
246
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF document contains a large number of external links, many of which are hosted on disposable domains, suggesting a link farm or phishing operation. The 'SE_BRAND_CREDENTIAL_PHISH' heuristic indicates an attempt to impersonate Microsoft, likely to trick users into clicking malicious links. The presence of embedded URLs and the ML classifier's high confidence score further support a malicious intent, possibly to deliver a second-stage payload or harvest credentials.
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 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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://powadurax.weebly.com/uploads/1/3/4/6/134621507/1954878.pdf.
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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://bologen.ru/strik?utm_term=how+to+get+free+robux+on+phone+2020+no+human+verification PDF link annotation
- https://static.s123-cdn-static.com/uploads/4382782/normal_5ff64dd25ea0f.pdfIn PDF document text
- https://powadurax.weebly.com/uploads/1/3/4/6/134621507/1954878.pdfIn PDF document text
- https://kuwuvolabakeg.weebly.com/uploads/1/3/1/4/131407812/xabodejezo_begox_nikotaraka.pdfIn PDF document text
- https://gewujamagig.weebly.com/uploads/1/3/5/3/135339218/peras.pdfIn PDF document text
- https://fezipogapatud.weebly.com/uploads/1/3/4/8/134888370/supitonirufeb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481539/normal_605280cd29a30.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375507/normal_60250a36a4634.pdfIn PDF document text
- https://katesagi.weebly.com/uploads/1/3/4/8/134864962/5817034.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480743/normal_6069811c8955e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4448341/normal_6022bac5d0cd7.pdfIn PDF document text
- https://vipukawolatu.weebly.com/uploads/1/3/4/4/134486161/6387300.pdfIn PDF document text
- https://fipufiradak.weebly.com/uploads/1/3/0/8/130813779/pusujepomi.pdfIn PDF document text
- https://lefizedut.weebly.com/uploads/1/3/2/6/132681647/nefojudedaguz.pdfIn PDF document text
- https://fegilekupajot.weebly.com/uploads/1/3/4/4/134404616/jogewibuzutomavog.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/9bccf812-d092-4374-af09-36d6d1e640a4/why_was_sundiata_important.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a022630c-ac9d-4d4e-ac88-e1f6e419c523/d-link_dir-605l_ieee_802.11n_wireless_router_included.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/123afb94-fef2-4489-b31c-b34de27501e6/muvorakenovulow.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/39e882c6-e6ae-44f7-969f-03d7d376af23/73405561100.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2de6c260-43b4-4f0b-983c-281394d39bdd/factors_that_affect_the_density_of_population.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_off0000fc4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC4C | 5816 bytes |
SHA-256: 3aac342653eb395be234f23a7a977231edf60a4617bfc47cec8280066d3c8857 |
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font_01_sfnt_off00011017.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11017 | 10752 bytes |
SHA-256: affb1dadc0253148304dbffb52f1d0e7e5a17b58447af39c267e0021b929292c |
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