Malicious PDF — malware analysis report

Static analysis result for SHA-256 48c9fcecca45633f…

MALICIOUS

PDF

39.1 KB Created: 2020-08-09 13:26:31 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 2bb997c89ae93c991cdb29c61b7db1cf SHA-1: 5b4704c81b9a1958a0cdb87a3f5f26cae5955f6e SHA-256: 48c9fcecca45633f09415b5d963fca8f37f046f3b1f7325c8fdb77d2f9b51cb7
194 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, many pointing to Shopify domains hosting other PDFs, and one critical link to a known malicious redirector at 'ttraff.cc'. This indicates a link farm or redirection strategy designed to obscure the ultimate destination or to distribute further malicious content. The ML classifier strongly supports the malicious nature of this PDF.

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=anisocitosis+y+poiquilocitosis+pdf In PDF document text
    • http://files.jessikasmithmusic.com/uploads/1/3/1/3/131380345/319d8918a.pdfIn PDF document text
    • http://simajaruz.greenjobsoshawa.ca/uploads/1/3/0/7/130775971/5302445.pdfIn PDF document text
    • http://files.4joyjewels.com/uploads/1/3/1/4/131406427/sisugifon-moxojono-muvusegunalej.pdfIn PDF document text
    • http://files.horizonmusicedson.com/uploads/1/3/1/4/131437834/gotuvulifopawu-geluxevedaku-pusefewajud.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/1/0432/4121/0011/files/14990138099.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6338/6017/files/30061898743.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0916/2907/files/burewukimu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8034/1917/files/madukuwonimaripemane.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/0699/9203/files/carrom_board_rules_in_malayalam.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4173/4312/files/marujavarawetofak.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7274/8710/files/lipowijudukiveru.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/99397771733.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2224/5273/files/microstrip_array_antenna.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2073/0011/files/9843274580.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7877/0076/files/zowuguxizamasav.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/5249/1159/files/75935263600.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/5557/1353/files/41721934366.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
🗂 Part of campaign: elizabethbaumanart.com 4 samples

Related samples 5

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_off00005c08.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C08 5060 bytes
SHA-256: cc6400675f959b425998cbbe67e584890a5a12437a28809f2fde46b6f7a92281
font_01_sfnt_off00006d64.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D64 10012 bytes
SHA-256: b30e8973daff6212948e4112fc1a2c87b458e13e30609d4dcc88b4cb18fa0194

Open this report in the interactive analyzer, or submit your own file for analysis.