MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, indicative of a link farm or SEO manipulation tactic. The presence of a URL related to 'whatsapp messenger for android free apk' suggests a lure to download potentially unwanted or malicious software. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://baarspo.ru/wb?keyword=whatsapp%20messenger%20for%20android%20free%20%20apk PDF link annotation
- http://vatologox.iblogger.org/calma_pedro_video_song.pdfIn PDF document text
- https://cdn.sqhk.co/joziroluxu/rgetQUA/latest_nigerian_gospel_songs_june_2020.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4462065/normal_601fe2221b217.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459341/normal_6019c6880ea41.pdfIn PDF document text
- http://zuluwana.iblogger.org/parkitect_decoration_guide.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4393785/normal_600766b1b885f.pdfIn PDF document text
- https://xujopikaxatanow.weebly.com/uploads/1/3/4/8/134850499/40e447533.pdfIn PDF document text
- https://cdn.sqhk.co/duxajoje/MPoic6f/cute_acrylic_nails_for_10_year_olds.pdfIn PDF document text
- https://cdn.sqhk.co/vagizabibo/gghgjey/28243008207.pdfIn PDF document text
- https://cdn.sqhk.co/divekezor/pigeYDO/banana_runtz_thc.pdfIn PDF document text
- https://cdn.sqhk.co/wogefosa/hU8he9q/play_sudoku_medium_level.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4403421/normal_5ff66caa34e9a.pdfIn PDF document text
- https://cdn.sqhk.co/wuvukidovime/jiGMidK/electronic_component_symbols.pdfIn PDF document text
- https://popofexepazor.weebly.com/uploads/1/3/2/6/132680818/e9b6741d91214.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454681/normal_5ff22780e9e01.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4388612/normal_5ff2caa03144a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4403408/normal_5fca96b765e9a.pdfIn PDF document text
- https://cdn.sqhk.co/gijesali/zzvjfhe/top_10_music_charts_us.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vizeroxati.rf.gd/76004341255.pdfIn PDF document text
- http://pazoluno.epizy.com/biblical_theology_vs_systematic_theology.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_off0000df97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF97 | 5500 bytes |
SHA-256: eae877655f51a265b09abd93b604b447c6e947fbb6af9fdfbca46553fb03ba56 |
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font_01_sfnt_off0000f231.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF231 | 10836 bytes |
SHA-256: 74a37bcac5eeae61cab560c254b9354185adad1eb25dd30dd9bc2c20cba35881 |
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