Malicious PDF — malware analysis report

Static analysis result for SHA-256 eacc3e9a9954fa03…

MALICIOUS

PDF

50.7 KB Created: 2020-08-09 15:06:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6ac7f8572f82b6ea06d709c12989cb02 SHA-1: 69c136b375c60a58a90c8277d6accf5add253047 SHA-256: eacc3e9a9954fa0385b4b35bc1e075ae67a9fb26193becdab3a8ca4cd8f90e89
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a mass of external links, with one critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'charitable trust deed format pdf' and the malicious URL, suggesting a lure to a phishing or malware distribution site. The presence of numerous PDF links points to a link farm strategy to improve search engine ranking for malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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.
  • Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINK
    PDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
  • 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://ttraff.cc/pify?keyword=charitable+trust+deed+format+pdf In PDF document text
    • http://files.enterhisgatescamp.com/uploads/1/3/1/3/131381480/8afc9c8a.pdfIn PDF document text
    • http://files.adamosabelli.com/uploads/1/3/2/6/132683357/6cbdf8d64652ef.pdfIn PDF document text
    • http://beduwuku.drlaurienavinllc.com/uploads/1/3/2/6/132680813/rilubawi.pdfIn PDF document text
    • http://files.chology.co/uploads/1/3/1/6/131637850/3457316.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3214/9148/files/61523929969.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7011/8306/files/81500673177.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7759/1449/files/34697562941.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2790/6206/files/biwosuzazibuvawumup.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/8622/3262/files/naguxatuzibobetot.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6089/5650/files/niweladizowug.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9350/8771/files/wowokaxuputizutapojelatof.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8176/8872/files/dazonomadiwufinu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3403/3824/files/flutter_auriculaire.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5613/5334/files/bring_it_on_home_to_me_sheet_music.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9073/9361/files/86473094797.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5301/3409/files/xineveduzupofosukotugen.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
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 4

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

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000087e7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x87E7 5324 bytes
SHA-256: 627fcc9d8fe9dc6ac341dd3a5e85c7e22507b779a3a1e1f95b5214be7d827104
font_01_sfnt_off000099c8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x99C8 10024 bytes
SHA-256: a3f81047353889e34fe12b843d48944c45cafbe598a80f77f79aa559b7e9dafd

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