Malicious PDF — malware analysis report

Static analysis result for SHA-256 1b0a2feb791aab82…

MALICIOUS

PDF

35.2 KB Created: 2020-07-26 20:11:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 91defaa3188b40c220536f54ed07816d SHA-1: b4f404f70365df473536b475f92a70ede4e00826 SHA-256: 1b0a2feb791aab82fc143ab88fd636fee2b4922a394998c2ed5e4953078571ac
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link T1059.001 PowerShell

The PDF file contains a large number of embedded links, many of which are designed to appear as benign documents hosted on Shopify. However, one critical heuristic firing indicates that a link redirects to known malicious infrastructure. The document body, though heavily obfuscated, contains text related to a "char broil grill manual", suggesting a lure to trick users into clicking the malicious links. No scripts were extracted from this sample.

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=char+broil+grill+manual In PDF document text
    • http://files.bigstridetherapy.com/uploads/1/3/0/8/130874213/8005346.pdfIn PDF document text
    • http://files.calvaryswedehomechurch.com/uploads/1/3/1/8/131858287/sabewozi.pdfIn PDF document text
    • http://files.theskindistrict.com/uploads/1/3/1/4/131454603/99a3fa6.pdfIn PDF document text
    • http://files.mysticridgegoldens.com/uploads/1/3/1/3/131380944/pajetojinikexo.pdfIn PDF document text
    • http://files.joshuawilsongnv.com/uploads/1/3/0/7/130776351/zapeb_lirererakaji_zazipu_goduzegusux.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/1/0437/1932/7896/files/tewur.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/5926/3141/files/57198879262.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6885/8276/files/niratogodowo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6761/3087/files/tudekogixijujob.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4111/1716/files/13365390529.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2655/3752/files/77184266591.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7265/1413/files/45060236852.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6797/4556/files/31809107217.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7826/2689/files/rogefugoniguwojapasepikop.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/6529/5526/files/wopufidododovasovo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0092/2261/files/23197141515.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 2

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_off00005068.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5068 4768 bytes
SHA-256: 041e199719e1f3805cb171f507a49103f644ddd73ddcae233b36758e7a0218d6
font_01_sfnt_off0000606c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x606C 9224 bytes
SHA-256: 4024d8c29ab868b3991b87dee9399f32dcbd1cd6a11cbdd6bd0ff1e4281f6b1c

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