Malicious PDF — malware analysis report

Static analysis result for SHA-256 a922b68112676bae…

MALICIOUS

PDF

51.5 KB Created: 2020-08-06 22:47:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: c2dfe2a005c1bc377571763b8219a59d SHA-1: 631079e238380dac98fdd0120a2e8966f4aa2626 SHA-256: a922b68112676bae341db6a4697357ea519f38b42a18b15b7b51110ed07d69b3
194 Risk Score

Malware Insights

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

The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to host further malicious content or phishing pages. The document body, though heavily obfuscated, contains the same URL, suggesting it is the primary lure. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm designed to improve search engine ranking for the 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.com/pify?keyword=surah+ar+rahman+in+english+text+pdf In PDF document text
    • http://files.plumb-bing.co.nz/uploads/1/3/1/3/131398504/tajusirifexepiwinojo.pdfIn PDF document text
    • http://files.emmareavesphotography.com/uploads/1/3/2/7/132740435/5930381.pdfIn PDF document text
    • http://files.benipomskies.com/uploads/1/3/0/7/130739340/7378960.pdfIn PDF document text
    • http://files.thedumplinglady.com/uploads/1/3/2/7/132740905/noxikosokakufanaxeti.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/1/0431/4660/8794/files/rimanuw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0441/2866/5752/files/free_peyote_beading_patterns.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6113/9861/files/54344439951.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/5275/9200/files/gatogudimarerevekorox.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0546/8068/files/92878944316.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1608/5923/files/sokawidiparogofilif.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/4214/2358/files/berliner_platz_1_testheft.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/5762/2689/files/php_show_latest_image_in_dir.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8765/1235/files/648624371.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/0778/2557/files/creative_chordal_harmony.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0119/2352/files/42268334499.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
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 6

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_off00007315.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7315 5624 bytes
SHA-256: 38ea96072450b7cb564d90f41c46b13326c9b7b04614418cf368266142bf3f76
font_01_sfnt_off0000860e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x860E 10388 bytes
SHA-256: 587158fba80fc89515da59833190fd441c3cc86e1d2e6f2735f4474301141992
font_02_sfnt_off0000a99b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA99B 16648 bytes
SHA-256: d3fd699ae8a37b9292a71da3618d167b19b66a9d115283fe0569914cf3c464c0

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