MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by multiple heuristics and an ML classifier, specifically flagged as a phishing trojan. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO manipulation tactic. The primary URL, https://pelibifir.ru/strik, appears to be the entry point for this malicious activity, likely leading to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://pelibifir.ru/strik?utm_term=brandy+vaughan+santa+barbara+ca PDF link annotation
- https://telazeraba.weebly.com/uploads/1/3/4/7/134771299/7ea546bea.pdfIn PDF document text
- https://zitasiga.weebly.com/uploads/1/3/6/0/136088478/2528394.pdfIn PDF document text
- https://tifidanubaliso.weebly.com/uploads/1/3/2/7/132740836/wogubofikikix.pdfIn PDF document text
- https://cdn.sqhk.co/bezemevag/aigojaw/14902069079.pdfIn PDF document text
- https://pudosibax.weebly.com/uploads/1/3/5/9/135964381/dawaladap_tezawore_kuleb.pdfIn PDF document text
- https://cdn.sqhk.co/wugolekufo/haFSIhb/sijoki.pdfIn PDF document text
- https://cdn.sqhk.co/linaxezo/bGsC7jP/wenanojomefarepejagit.pdfIn PDF document text
- https://paguzijap.weebly.com/uploads/1/3/1/4/131453408/geniwudebi.pdfIn PDF document text
- https://misikozi.weebly.com/uploads/1/3/4/4/134443183/wotovuxafatala.pdfIn PDF document text
- https://cdn.sqhk.co/xekejegixawo/9A5qofb/wepetojutufabakimuwo.pdfIn PDF document text
- https://mitafewojoruwe.weebly.com/uploads/1/3/1/3/131381680/takada.pdfIn PDF document text
- https://cdn.sqhk.co/borefigux/mgjjbje/fishdom_timed_levels.pdfIn PDF document text
- https://cdn.sqhk.co/vulovosovem/4iaiehh/97743876657.pdfIn PDF document text
- https://cdn.sqhk.co/rowubuvuke/igAOgge/jajokafexatasubufiro.pdfIn PDF document text
- https://cdn.sqhk.co/vakolitakap/jcgjrg2/jidonudupiponimimetej.pdfIn PDF document text
- https://zexaloguf.weebly.com/uploads/1/3/4/5/134576330/zakatilagazoredaluf.pdfIn PDF document text
- https://gawakugoful.weebly.com/uploads/1/3/4/7/134757428/zivetoxu-sevoben-lebetukipi-kuniwivitujuzow.pdfIn PDF document text
- https://cdn.sqhk.co/jutalufelex/ge95ehf/descargar_rush_rally_3_pc.pdfIn PDF document text
- https://cdn.sqhk.co/giganopof/gdQWhja/residual_income_formula_accounting.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/fulazelof/91020743660.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cf718b63-9116-462b-a360-c86e66b64cdf/keurig_model_b40_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e46aaec2-c477-4bab-9c12-be3da2b2daa8/dunewek.pdfIn PDF document text
- https://s3.amazonaws.com/paropabaru/kenmore_300_series_washer_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/81657806-10b5-4a39-80d6-de7456c6c57d/what_is_the_best_home_security_cameras.pdfIn PDF document text
- https://s3.amazonaws.com/kexamoxusinixu/70068908264.pdfIn PDF document text
- https://s3.amazonaws.com/besafefaf/jegerotemaganalo.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_off0001cac5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CAC5 | 5520 bytes |
SHA-256: d2235761c29ee5eac885a60d00d030613c6d2028de858bb0320774e56765ff35 |
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font_01_sfnt_off0001dd93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1DD93 | 10952 bytes |
SHA-256: bbd80d1d01cfbbae5527b7d5a5c868d9ac0574337ce31bc1bd010a874eae8be9 |
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