MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, identified as a link farm, with a critical heuristic firing for PDF_SEO_LINK_FARM. One of the embedded URLs, 'https://bologen.ru/wix?keyword=board+kings+free+rolls', suggests a lure related to free game items, a common phishing tactic. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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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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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/wix?keyword=board+kings+free+rolls PDF link annotation
- http://cosmosqrab.online/67623150632rn495.pdfIn PDF document text
- https://goladamopalej.weebly.com/uploads/1/3/1/3/131397974/2432463.pdfIn PDF document text
- https://vadezewojig.weebly.com/uploads/1/3/1/3/131379553/xevumefote.pdfIn PDF document text
- http://medicinfo.online/childhood_obesity_persuasive_speech_outlinepubvl.pdfIn PDF document text
- http://natikolom.site/11610323247jgvzz.pdfIn PDF document text
- https://cdn.sqhk.co/govizanorev/9lBl4ME/kolisi.pdfIn PDF document text
- https://cdn.sqhk.co/lijipatalenu/Yfjegcq/mumafafanurumusavadabopu.pdfIn PDF document text
- https://soravetojovon.weebly.com/uploads/1/3/4/8/134890923/disijuzuwokopotov.pdfIn PDF document text
- https://cdn.sqhk.co/zakolemafemo/qhbghjp/80519662245.pdfIn PDF document text
- https://cdn.sqhk.co/difigobon/idu4ghc/novo_cinemas_qatar_souq_waqif.pdfIn PDF document text
- http://optamorem.com/25740063872d9zk8.pdfIn PDF document text
- https://cdn.sqhk.co/wukomidekepu/ifgfgjS/anonymous_heart_project_2020.pdfIn PDF document text
- http://lerob.info/subtraction_using_place_value_strategyjszff.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/dowavelaxam/suxukofoduwazorumadakuves.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/79fa2080-1eed-4f74-8fcb-1ea765f65175/what_are_angles_year_3.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/165562ac-c4b6-4e28-9319-428cd55ecca7/wugifafezufexutil.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b0e82386-69b1-4e27-aaa9-29c5d6dcbc68/superman_and_me_sherman_alexie_analysis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a516b5eb-4454-4ca5-8e8f-5aa6fa99ad88/what_is_ppt_round_in_interview.pdfIn PDF document text
- https://s3.amazonaws.com/nitizobuv/95962169939.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2b625edc-31a1-4663-a0c4-678395032c12/how_to_fix_miele_vacuum_wand.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d111a092-a106-4368-bf30-0e535bdb4f35/dexibomovaviperut.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e289cd61-5b9d-4b98-bc2a-3e18baa3cff7/tinemafizusab.pdfIn PDF document text
- https://s3.amazonaws.com/woxojuxafopuv/74621796479.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e7880567-f98d-4ff3-9ad2-2287a0153a20/vipuvo.pdfIn PDF document text
- https://rebrand.ly/board-kingIn 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_off0000e8d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8D7 | 5188 bytes |
SHA-256: 346736299fd9333ed5e808e6c28b0a728a69132bf690f19334b2cb6cc1b79b6d |
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font_01_sfnt_off0000fa92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA92 | 10256 bytes |
SHA-256: 17efdee39e04a320075f61530c5d785c766e1ddebde5693b34ef0d976dc01d71 |
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