Malicious PDF — malware analysis report

Static analysis result for SHA-256 1ba6c8b5422aa6cb…

MALICIOUS

PDF

45.1 KB Created: 2020-08-25 11:55:42 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 3c3ba5409402deba2a23d1c8ee9d6551 SHA-1: e4050f711290fd804e0b2e8fc7e34c99eba56cd3 SHA-256: 1ba6c8b5422aa6cb364ac48e23010da1970f69f3be491b006c9ae674468b7d17
194 Risk Score

Malware Insights

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

The PDF file contains numerous embedded links, a technique often used to create link farms for SEO manipulation or to redirect users to malicious sites. One of the primary links, 'https://ttraff.cc/pify?keyword=inventory+list+with+photos+template', is flagged as a known malicious redirector. The document body, though heavily obfuscated, contains this URL and other Shopify links, suggesting a lure to disguise the malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' directly supports the finding of malicious redirection.

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=inventory+list+with+photos+template In PDF document text
    • http://files.shawtyreservices.com/uploads/1/3/0/7/130739043/8404725.pdfIn PDF document text
    • http://files.blueeyedqtpies.com/uploads/1/3/0/7/130738896/mivafubuwevo.pdfIn PDF document text
    • http://taresimu.buffaloblessings.com/uploads/1/3/1/3/131380213/bakorigavi-lazenazo.pdfIn PDF document text
    • http://files.ashlihurt.com/uploads/1/3/1/4/131438002/e1988baa2618ba4.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://cdn.shopify.com/s/files/1/0446/0068/8804/files/83894768331.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8563/4463/files/analysis_of_qualitative_and_quantitative_data.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7916/4314/files/14170561937.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2977/3981/files/xumorilasovis.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3730/2679/files/abcde_rule_melanoma.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3305/9737/files/active_and_passive_voice_worksheet_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7283/1134/files/19269058250.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7990/1096/files/audyt_wewntrzny_praca_dyplomowa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9387/6118/files/83441328988.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6661/2119/files/blender_guru_shortcut_keys.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7427/2924/files/git_pull_a_branch.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3367/4396/files/nizilakekituxararopowu.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

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000064ed.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x64ED 5040 bytes
SHA-256: 9bfc3dda1be5df0a677f2271511b809a413b453ada2ca00231749aaebe69984b
font_01_sfnt_off000075e6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x75E6 10340 bytes
SHA-256: 571155b79bce040e610c0038ab958d8e7d9d39d853f1829347e764a671fedf1b
font_02_sfnt_off000098ac.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x98AC 4324 bytes
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176