Malicious PDF — malware analysis report

Static analysis result for SHA-256 0a2a63330cfb9114…

MALICIOUS

PDF

91.3 KB Created: 2021-03-07 04:32:02 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-04
MD5: ae8e508d923d3625c6ff80c23de599c5 SHA-1: 2289e42e78582f725fa0ce6ff01a024c014cae39 SHA-256: 0a2a63330cfb9114346bc18a7d3606f909870c7cd8dd53403fe6aa23a839c41f
186 Risk Score

Malware Insights

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

The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm used for phishing or distributing further malware. The document body, though heavily obfuscated, appears to be a template for a meeting agenda, a common lure for social engineering.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9989

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://bologen.ru/wix?keyword=acta+de+reuni%25C3%25B3n+plantilla PDF link annotation
    • http://zipubezexupoka.mywebcommunity.org/jipukoteguvuxoxi.pdfIn PDF document text
    • http://shop-profildoors.ru/ppsspp_gold_1.8_0_apkz56qw.pdfIn PDF document text
    • http://gagivukamuw.getenjoyment.net/curso_primeros_auxilios_psicologicos_coursera.pdfIn PDF document text
    • http://erethiztzj.space/sokizazizikugv7b3.pdfIn PDF document text
    • https://kopodeju.weebly.com/uploads/1/3/1/4/131483627/roterasozemedub_sizinobuwega.pdfIn PDF document text
    • http://lnstagramoriginal.com/lofijuruwaseymdsu.pdfIn PDF document text
    • https://zazejisodixad.weebly.com/uploads/1/3/4/3/134359446/2024348.pdfIn PDF document text
    • https://liberiloro.weebly.com/uploads/1/3/4/5/134589576/vaduvivedosis-sotet.pdfIn PDF document text
    • http://bumufirila.mygamesonline.org/joker_graphic_novel_harley_quinn.pdfIn PDF document text
    • https://fuwivofopotafuj.weebly.com/uploads/1/3/5/3/135388640/zejozow-vapazuzagoxij-tepese-vuxozozewere.pdfIn PDF document text
    • http://nanolenka.xyz/understanding_public_policy_cairneyuldqa.pdfIn PDF document text
    • http://studytogether.fun/55279468477qjx62.pdfIn PDF document text
    • http://vomimaforotagi.mywebcommunity.org/how_to_win_pick_3_lottery_books.pdfIn PDF document text
    • http://lodomujimujug.mywebcommunity.org/kapodip.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://c78267de-509c-4cb0-9394-6b21b7876e04.filesusr.com/ugd/290ce3_137b9f5ea289495799c079de561ab6bc.pdf?index=trueIn PDF document text
    • https://e064a861-6c7b-46af-b67a-66be1f32d776.filesusr.com/ugd/ec3e4b_12ec30c3616e420891f77cb0dd902482.pdf?index=trueIn PDF document text
    • http://rixigor.onlinewebshop.net/55382502271.pdfIn PDF document text
    • https://68420551-d949-41c4-975b-2ae86aa6d062.filesusr.com/ugd/09c3c7_c27b0130894a4f93ae2597705da61960.pdf?index=trueIn PDF document text
    • https://ce2645ba-e89a-43d5-afff-5c0150757291.filesusr.com/ugd/c63dba_3a7a67eac57d425192723ad536d8abdb.pdf?index=trueIn PDF document text
    • https://f74ea38a-ab8d-49a0-8d31-9a1d7ce64423.filesusr.com/ugd/5ceade_71369fb3eb1245e68814ee6264616d9a.pdf?index=trueIn PDF document text
    • https://6e678f60-abc6-404c-883a-cd1729fdffee.filesusr.com/ugd/e4291f_0666b41498f44dd399f9d07fe2abb6f9.pdf?index=trueIn PDF document text
    • http://sitafefisoju.atwebpages.com/fazudulutemod.pdfIn PDF document text
    • https://27f1a270-5048-4778-87f0-574dfe85248a.filesusr.com/ugd/b7306e_6bd00bd1488c418696fe66e99b412c49.pdf?index=trueIn PDF document text
    • https://0e8f88b9-656e-4b05-9cd8-8bd477f85547.filesusr.com/ugd/95b9ea_df6cc87c42ea4d35a5d2a9dba4ca18ac.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
    • 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
font_00_sfnt_off000117dc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x117DC 4784 bytes
SHA-256: 36738c7a217c74d64dbad8d914c3ec8d2785ec0ba5b3a8eafcb11a3254d829bc
font_01_sfnt_off0001281a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1281A 12356 bytes
SHA-256: 9c3bd92f27149f84b1ed1ff36ed28459cfb2d163f49cc9d46870e25e90e4a059
font_02_sfnt_off00014ffb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x14FFB 4324 bytes
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34

Open this report in the interactive analyzer, or submit your own file for analysis.