MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of malware. The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO manipulation tactic. One of the embedded URLs, 'https://dafemum.ru/strik?utm_term=how+to+do+call+forwarding+on+verizon', appears to be a lure for users searching for specific information, potentially leading to phishing or further malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
Heuristics 6
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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-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 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://dafemum.ru/strik?utm_term=how+to+do+call+forwarding+on+verizon
- http://zawoluduxozebug.iblogger.org/xuzusikox.pdf
- https://cdn.sqhk.co/vetelojid/jJhjhbu/ben_s_pizza_newsham_blyth.pdf
- https://tudexabi.weebly.com/uploads/1/3/4/7/134770635/latelodiz.pdf
- https://cdn.sqhk.co/ninivaxibab/8Wgcifg/ludo_king_cheats_ios.pdf
- http://gikadoketu.iblogger.org/dutesabupalanisopokin.pdf
- https://jemidezegin.weebly.com/uploads/1/3/0/8/130874295/werudon.pdf
- https://kavejujutafen.weebly.com/uploads/1/3/6/0/136022690/3656b984e.pdf
- https://vezitiratad.weebly.com/uploads/1/3/1/8/131856143/71532cf143.pdf
- https://suveruwifofe.weebly.com/uploads/1/3/1/3/131380558/wiwofosojejut.pdf
- https://dogerisu.weebly.com/uploads/1/3/0/8/130874322/17ddf6e223b39e.pdf
- https://detimuveruriwus.weebly.com/uploads/1/3/1/8/131872178/woputixamin-mujaxipite.pdf
- https://cdn.sqhk.co/pejinijew/ghZuNhc/20194545475.pdf
- https://dudasajaje.weebly.com/uploads/1/3/4/3/134362454/c3c1ef6b6.pdf
- https://muxorapud.weebly.com/uploads/1/3/4/4/134455491/viduzobekegeredaliko.pdf
- https://sajogosekatoja.weebly.com/uploads/1/3/4/6/134682383/8191951.pdf
- https://pujosudenavi.weebly.com/uploads/1/3/4/5/134508056/7927535.pdf
- https://cdn.sqhk.co/zipodumup/lhiheiq/boss_full_movie_hd_movies_counter.pdf
- https://cdn.sqhk.co/senosekagoko/K0gh4ij/63480916433.pdf
- https://fewabupa.weebly.com/uploads/1/3/4/5/134584226/gagomogovoti_vudama_dedoxokog.pdf
- http://papopeputato.iblogger.org/blood_and_thunder_book.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/feff5252-f10b-422a-9c39-949b1def2568/nijonomemukezefubipupem.pdf
- https://uploads.strikinglycdn.com/files/9acccb6b-f7d5-46cf-b33d-5e3c83d7a3c0/samsung_m2825dw_toner_replacement.pdf
- https://uploads.strikinglycdn.com/files/8a651c05-7526-4be2-b2cb-06ebc9b769ad/xasaxi.pdf
- http://vivubela.epizy.com/sandisk_clip_sport_plus_player_bluetooth.pdf
- https://uploads.strikinglycdn.com/files/adcbb409-cd23-407e-9266-6c7973a92f95/how_can_nmap_be_used_to_troubleshoot.pdf
- http://xepepofebaxuvib.epizy.com/49370907927.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_off0000f589.bin442a81b93b6f6fd7dc5312f5c589de14549e475bcc022ea466e764f8ee452858 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF589 | 5176 bytes |
font_01_sfnt_off00010754.bincff0cafc655db8aa7296bc1a20d82483de8eeee78ba5425fc419515ad6106a33 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10754 | 10968 bytes |
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