Malicious PDF — malware analysis report

Static analysis result for SHA-256 e7edcf35e2b676ee…

MALICIOUS

PDF

103.0 KB Created: 2021-03-27 11:49:00 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 58af6159672786d4daba22818855edba SHA-1: dc9a9ddf4711b99bf2f6f9b118c0ea797d3488ae SHA-256: e7edcf35e2b676eef1eea9cc6825ce59e061cd2377f8cdf26548afe639074abb
186 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF document is classified as malicious and contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO poisoning tactic. The primary URL, 'https://druttle.ru/award?keyword=onam+annum+innum+in+malayalam+pdf', appears to be a lure. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate it's designed to redirect users to potentially malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9985

Heuristics 6

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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.
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The 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.
  • 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://druttle.ru/award?keyword=onam+annum+innum+in+malayalam+pdf PDF link annotation
    • https://s3.amazonaws.com/regufojalojaza/jexenapamobe.pdfIn PDF document text
    • https://xopigitit.weebly.com/uploads/1/3/4/3/134339451/31d7d1e.pdfIn PDF document text
    • https://kegegizexuf.weebly.com/uploads/1/3/4/0/134042356/tamaboxukunigas.pdfIn PDF document text
    • http://devubowoku.mypressonline.com/anexo_5_simples_nacional_2020.pdfIn PDF document text
    • https://cdn.sqhk.co/fisoxinizo/if84ihJ/30919735442.pdfIn PDF document text
    • https://tejukikefuxod.weebly.com/uploads/1/3/4/7/134703803/pemowuv_zobiduwatojofo_tosakuf.pdfIn PDF document text
    • https://cdn.sqhk.co/bubuzibiv/Thfhjij/shellac_nails_near_me_open_sunday.pdfIn PDF document text
    • https://cdn.sqhk.co/feketukadoz/jiu0Lii/48700596417.pdfIn PDF document text
    • http://vuletotam.scienceontheweb.net/pewanemazupojesemon.pdfIn PDF document text
    • https://s3.amazonaws.com/rimepusox/50864135320.pdfIn PDF document text
    • http://ninuwekevap.scienceontheweb.net/medical_authorization_form_for_minor.pdfIn PDF document text
    • https://s3.amazonaws.com/pavujiniz/which_browser_is_safest_for_online_banking.pdfIn PDF document text
    • http://hrushch.space/hymne_des_fraterniss_en_franaisnw9c2.pdfIn PDF document text
    • https://jukudedavat.weebly.com/uploads/1/3/0/9/130969580/riwuvimaxofumi.pdfIn PDF document text
    • http://lubevos.scienceontheweb.net/53836535095.pdfIn PDF document text
    • http://relodifalixogo.scienceontheweb.net/63005597590.pdfIn PDF document text
    • https://cdn.sqhk.co/lobinazema/gjggwgi/91230303447.pdfIn PDF document text
    • http://labincom-med.ru/bear_snores_on_stem_activities2jj7f.pdfIn PDF document text
    • https://s3.amazonaws.com/dinigugaxej/chief_information_technology_officer_responsibilities.pdfIn PDF document text
    • https://nabivedoki.weebly.com/uploads/1/3/1/4/131407492/wenadopa.pdfIn PDF document text
    • http://smc.org.in)MeeraRegularMeera2016SMC7.0.0+20171102HussainIn PDF document text
    • http://smc.org.inhttp://smc.org.inIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://f1ddcea9-c323-452c-a4d3-aaefec61e50a.filesusr.com/ugd/defd8a_4fddcde0b1b94f45b6878e0021c37e23.pdf?index=trueIn PDF document text
    • https://76c9fb28-c10e-4950-85be-37de24a2ede8.filesusr.com/ugd/fa32a6_de93ab88957e47bf8f1744e320691c07.pdf?index=trueIn PDF document text
    • https://b1b1ed1d-a631-407f-b8a0-2f609481a9c2.filesusr.com/ugd/3e5895_ffd884e7a69446b195240459e8e39ac3.pdf?index=trueIn PDF document text
    • https://84daacc9-7e90-4c5d-b1ed-526950900c49.filesusr.com/ugd/73f3b0_0ee91193b8474bebaea57d87db5dc968.pdf?index=trueIn 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
    • https://gitlab.com/smc/meera/blob/master/COPYINGIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00010b27.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x10B27 33924 bytes
SHA-256: 3931391cff6b6de6c1ea92e9c285a6c45cbb5933824f2e008a1f30fc5554e07e
font_00_sfnt_off0000fa0a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xFA0A 5040 bytes
SHA-256: 40d587125f4d340ab88397e98e6b891e33cf3768a178a1901b1e66d9c8feb405
font_02_sfnt_off0001679b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1679B 10800 bytes
SHA-256: 1125b33ad160232218914366e483ee20f9135d9102aa4968e2d2276fc206ca05

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