Malicious PDF — malware analysis report

Static analysis result for SHA-256 7a235a1ed0090d2d…

MALICIOUS

PDF

73.4 KB Created: 2020-03-10 08:41:03 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6) First seen: 2020-09-24
MD5: de26559bfd45920e73a1c6299a61f95a SHA-1: 8779252899f7fd7d9eb6339739998b13475eee9c SHA-256: 7a235a1ed0090d2d56f82d2ec613dc93c4c8c930003ea40e08273d9a16ba7eea
104 Risk Score

Malware Insights

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

The PDF document contains numerous external links, many of which point to other PDF files, suggesting a link farm or redirection mechanism. The document body, though partially corrupted, includes text related to a 'Sage accpac system manager user guide' and a URL that also references this guide, indicating a lure to encourage clicks. The ML classifier strongly flagged this PDF as malicious, and the presence of many external URIs supports a malicious intent to redirect users to potentially harmful content.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • 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.
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • 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 http://electronauticadelta.com/uploads/1/3/0/7/130776267/130776267.html#sage+accpac+system+manager+user+guide PDF link annotation
    • http://persucarhipa.net/uploads/1/3/0/5/130589047/4665445.pdfIn PDF document text
    • http://carestreamdl.com/uploads/1/3/0/2/130288753/4508747.pdfIn PDF document text
    • http://cataniainunclick.com/uploads/1/3/0/7/130740573/luvuma.pdfIn PDF document text
    • http://vipcarenannies.com/uploads/1/3/0/9/130969424/rewewatu-wasadokut.pdfIn PDF document text
    • http://myultimatecuts.com/uploads/1/3/0/3/130379803/didedovikas.pdfIn PDF document text
    • http://lapsonsplace.com/uploads/1/3/0/7/130775033/08dd554c31.pdfIn PDF document text
    • http://jobs.ridgemontresources.com/uploads/1/3/0/9/130969427/moxoxevofuzatawe.pdfIn PDF document text
    • http://nadiacorson.com/uploads/1/3/0/2/130291779/memisokebirogub_jamogolizeg.pdfIn PDF document text
    • http://narrins.com/uploads/1/3/0/7/130776811/zugutamuva.pdfIn PDF document text
    • http://www.hotelreservationscompare.com/uploads/1/3/0/5/130546244/dozalumuje_suveduratig_faropemavagaguw.pdfIn PDF document text
    • http://mail.swanleeartdesign.com/uploads/1/3/0/5/130590312/1330198.pdfIn PDF document text
    • http://charlesjohnstonconsulting.com/uploads/1/3/0/6/130620453/7b771.pdfIn PDF document text
    • http://mikkiscreations.shop/uploads/1/3/0/4/130489229/panimomofar.pdfIn PDF document text
    • http://moovsterrelocation.com/uploads/1/3/0/6/130604034/b75f88675.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
🗂 Part of campaign: mikkiscreations.shop 4 samples

Related samples 8

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

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000f50a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xF50A 9308 bytes
SHA-256: 2585d3f7882f39c0b67c8e0e9bb45d26d01717044cecc4af45aa82f566e81a8c

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