Malicious PDF — malware analysis report

Static analysis result for SHA-256 cab6aea2337bfaac…

MALICIOUS

PDF

38.9 KB Created: 2020-08-02 18:13:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: ea659d7dfb216e64fb7ffaaec3f50497 SHA-1: 4bf3033a6e63c5917523ad51604abf40986259f4 SHA-256: cab6aea2337bfaac14b00e15d01bb5a42cb09aff55df92c6e3434b445ca940a5
194 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=zorba+baton+rouge'. Additionally, it features a PDF link farm heuristic, indicating an attempt to distribute or link to multiple PDF documents, some of which are hosted on potentially compromised or controlled infrastructure. The ML classifier also strongly flagged this PDF as malicious. The document body contains obfuscated text and embedded URLs, further supporting the malicious intent.

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=zorba+baton+rouge In PDF document text
    • http://files.wesawa.org/uploads/1/3/2/6/132681796/3836122.pdfIn PDF document text
    • http://files.ahrchurch.org/uploads/1/3/1/8/131856498/2c252b4.pdfIn PDF document text
    • http://files.schoolrockspartybox.org/uploads/1/3/1/3/131383743/jejoz-fimaju-wuzajozidusovi-wonizanuligozoz.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/1/0427/9438/5575/files/20032576834.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8867/4967/files/felovesakakotemuv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7574/7483/files/bizide.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mowelikuzamutaj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4143/0440/files/tofavategi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7918/8118/files/ponijadufolatevop.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1711/7589/files/gajodokanogegik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9141/8518/files/97274515939.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8907/6117/files/buwigafotajajojorotu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/1769/9477/files/4964895776.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5300/6494/files/jasumuvawibasopajoreji.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004fc8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4FC8 4576 bytes
SHA-256: 8d050e1bd983a6ce11df7136c51322f0cb369eac0bdc284360e80c729f979f4a
font_01_sfnt_off00005f5e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F5E 9884 bytes
SHA-256: 327140a0d68a432854ebc1b8493cd6331988a46e7c152aeb5711444c6b6c30c5
font_02_sfnt_off00008119.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8119 4324 bytes
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176

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