PDF malware analysis — malicious · 5a8fb0b63dc4bf1c

MALICIOUS

PDF

64.0 KB Created: 2021-03-28 11:44:19 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 4d955eec1f568ad57923744e1379fd36 SHA-1: 1f5e32681768cc23d8a7c7e7e8f1d34ed51dfded SHA-256: 5a8fb0b63dc4bf1ca0e620854fa44ed2f2b95f3180ce384a7accffbd3048f48e

154 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF contains numerous external links, a technique often used for SEO spam or phishing. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution. While no scripts were explicitly extracted, the PDF structure and embedded URIs suggest it's designed to redirect users to potentially harmful content.

Machine Learning

Nyx PDF Classifier malicious score 0.7411

Heuristics 4

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small 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.
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One 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://zajinet.ru/award?keyword=aiesec+way+pdf
- http://marketitaly.info/observation_inference_worksheet_middle_school9o76h.pdf
- https://cdn.sqhk.co/bozogekeji/gRiiifM/mexico_simulator_2_hack_apk_all_cars_unlocked.pdf
- https://cdn.sqhk.co/xogudililavo/jiZLEgd/68264499092.pdf
- https://cdn.sqhk.co/bakavaxa/Ahdx4ge/bovoruwogekepase.pdf
- http://kifepivukog.iblogger.org/perimeter_and_area_word_problems_algebra_worksheet.pdf
- https://cdn.sqhk.co/jatobeguji/Dhdo8SQ/3472135562.pdf
- https://cdn.sqhk.co/julukimesof/xjbUkVv/konesajavizatetivonuf.pdf
- https://cdn.sqhk.co/reriwoduriju/ZI8jcqP/bugaxovonitisa.pdf
- http://robertferrell.net/milton_barber_shop_brooklyn_robberyxtmld.pdf
- http://wbigs.space/oblivion_song_cbrvvny2.pdf
- https://cdn.sqhk.co/vimewiki/jjyaRJN/missile_defense_agency_jobs_huntsville_al.pdf
- http://crubr.space/how_to_turn_off_ottlite_night_light1b3of.pdf
- https://cdn.sqhk.co/mogudekusab/iggj0hc/consulting_math_drills.pdf
- http://civiliscmq.online/juvolejigofemidupifakase5enwb.pdf
- https://cdn.sqhk.co/janawezexoj/jihisW1/shooting_zombies_games.pdf
- https://cdn.sqhk.co/wejupexuput/ehhidNe/danurizepamomen.pdf
- https://cdn.sqhk.co/zezegawutogu/PjhMhh8/jump_rope_workout_for_beginners_female.pdf
- https://cdn.sqhk.co/vikeguzag/AgehgdG/secondary_dysmenorrhea_treatment_guidelines.pdf
- https://cdn.sqhk.co/sinonari/gKSz5ge/93950935565.pdf
- https://0ca3454e-05ac-49fc-8d00-644b1af7be3c.filesusr.com/ugd/8bf3fc_84340153d20b483481c982809e78107c.pdf?index=true
- https://cc6d8859-fc08-4100-a073-55b48c5addfc.filesusr.com/ugd/238140_c2c4b119c5994618835e29e333551e3e.pdf?index=true
- http://teraropabu.epizy.com/logic_pro_x_book.pdf
- https://73c25812-7308-4b32-b985-10e2a25710ca.filesusr.com/ugd/5b604d_7f26dbc1b9884bd7b2811aec67371930.pdf?index=true
- http://lesizuli.epizy.com/75418196335.pdf
- http://potutefi.rf.gd/bajarab.pdf
- http://fimogaselan.rf.gd/sazuxutet.pdf
- https://c9b0c9dc-51ad-46ec-84b2-dbc26df53712.filesusr.com/ugd/b6f588_de3565053c4c49a187a30f8f4aa808e2.pdf?index=true
- https://c504e2ef-f928-4e80-b5b1-fc05046f432e.filesusr.com/ugd/247f25_5b9f617278f941708483f58fea26d7b7.pdf?index=true

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