Malicious PDF — malware analysis report

Static analysis result for SHA-256 23d9b44aecfae0da…

MALICIOUS

PDF

35.4 KB Created: 2020-08-28 08:40:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b35058d80335f99b5fc2345fc70d56a3 SHA-1: eeda944a5a5b37296f81621df1322c77b55286a9 SHA-256: 23d9b44aecfae0da05b7a9aa1173b388fb2838fef23db343fef828f36c9c933d
194 Risk Score

Malware Insights

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

The PDF file exhibits characteristics of a link farm, embedding numerous external links. One critical heuristic identifies a link to a known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=god+and+god+allone'. The ML classifier also strongly flagged this PDF as malicious. The presence of many Shopify-hosted PDF links suggests an attempt to obscure the true malicious destination. 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.com/pify?keyword=god+and+god+allone In PDF document text
    • http://files.monteservicingandrepair.com/uploads/1/3/1/6/131637553/154234ecb.pdfIn PDF document text
    • http://jinuwuna.nysacanecorso.com/uploads/1/3/0/9/130969873/0eb25fab2121.pdfIn PDF document text
    • http://files.shelbycountychess.com/uploads/1/3/1/6/131606060/zevimi-wefaf-jiwad-sitex.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/1/0462/2509/6858/files/fajiki.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7700/8548/files/budigezap.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4874/7676/files/29945791998.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0462/5183/5543/files/abdul_salam_chaus_superfast_english.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0460/3576/3364/files/43273421739.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1721/5905/files/segurizisa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6051/7274/files/football_game_free_for_mobile.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5238/3902/files/gizixiput.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/3838/9925/files/europa_universalis_4_modding_guide.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4714/7925/files/5th_grade_math_place_value_worksheets.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4376/6950/files/duxivuxobabim.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/8799/5814/files/tikerobetepamokateren.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_off00004d8a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4D8A 4752 bytes
SHA-256: c25b4172929a59f43ff823a721bcdea6e2ad84da99720a7c71c67e8834526988
font_01_sfnt_off00005dd1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5DD1 10368 bytes
SHA-256: ed177ff179b4e3f3ee716a1a24091fb853b0dece13d8412012b13494d86ca803

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