PDF malware analysis — malicious · 4910be3874b5f649

MALICIOUS

PDF

38.7 KB Created: 2020-08-09 10:32:14 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 9597ef69f0c8bc6546efc8d5d6891488 SHA-1: 8224978e0975c24b4c424dd54daa9005e5bc5b6f SHA-256: 4910be3874b5f64928394f8fd9bc6dee07fa133390e35761dee542d8d71ae3c3

128 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded links, many pointing to Shopify domains, which is characteristic of a link farm. One critical heuristic identified a redirector link to 'ttraff.com', indicating a malicious redirection attempt. The document body, though heavily obfuscated, contains the same URL, suggesting it's the primary lure. The presence of numerous benign-looking Shopify links likely serves to obscure the malicious redirector.

Heuristics 4

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.
Urgency / deadline lure low SE_URGENCY_LURE

Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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=your+baby+week+by+week+simone+cave+pdf
- http://files.myprovidenceconstruction.com/uploads/1/3/0/7/130738993/b3a14aee0a2de7.pdf
- http://zokig.saintgabriels.org/uploads/1/3/1/8/131871674/225541.pdf
- http://files.theeclecticcats.com/uploads/1/3/1/6/131636954/aa689dc7.pdf
- http://files.thedoorsandiego.com/uploads/1/3/1/8/131856276/6d1fc4b56.pdf
- https://cdn.shopify.com/s/files/1/0432/1725/6605/files/bizejaridune.pdf
- https://cdn.shopify.com/s/files/1/0431/8691/3431/files/42678531375.pdf
- https://cdn.shopify.com/s/files/1/0430/0288/8351/files/zopebokudamiso.pdf
- https://cdn.shopify.com/s/files/1/0427/5165/6102/files/sogutanowa.pdf
- https://cdn.shopify.com/s/files/1/0429/2182/0326/files/sowobazoluvaxe.pdf
- https://cdn.shopify.com/s/files/1/0428/4134/2108/files/37788165149.pdf
- https://cdn.shopify.com/s/files/1/0428/1883/0503/files/79049861185.pdf
- https://cdn.shopify.com/s/files/1/0430/7556/7770/files/denabedezebidukukokasuxuw.pdf
- https://cdn.shopify.com/s/files/1/0432/6971/8182/files/47282017359.pdf
- https://cdn.shopify.com/s/files/1/0433/4383/9385/files/40718600563.pdf
- https://cdn.shopify.com/s/files/1/0432/0018/4477/files/mufeluzunagodise.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off000056a3.bin` `915b3fd471f529f9bfbbe5c67ae79c4a8004e536f53e0c9aadf8161b435863a8`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x56A3	5688 bytes
`font_01_sfnt_off00006a0c.bin` `7df55a78f31b3a27e7c156ccf0b631d97a233c5e1cbba3a6db6b6426a7438f36`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6A0C	10560 bytes

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