PDF malware analysis — malicious · ccf8e1a2e353b71f

MALICIOUS

PDF

36.5 KB Created: 2020-08-23 11:39:20 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 5391d744f4e203e49be7daaba7bfb0fb SHA-1: c0955d75d6ed0261e03a9718b4f96ce9978b64d1 SHA-256: ccf8e1a2e353b71fd44f4434eadd9ba236a896e39549473985e212dfbb95cc92

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF document contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. One critical heuristic identified a link to a known malicious redirector at 'https://ttraff.cc/pify?keyword=ingenuity+foldaway+rocking+bassinet+fletcher+sheet', indicating an attempt to direct users to malicious content. The document body itself contains garbled text mixed with product names and the redirector URL, further supporting the lure. No scripts were extracted from this sample.

Heuristics 3

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.
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=ingenuity+foldaway+rocking+bassinet+fletcher+sheet
- http://files.pattyschroeder.com/uploads/1/3/1/4/131454355/xelawonuletise.pdf
- http://xabexu.montbrae.com/uploads/1/3/1/4/131453050/79072591a65f1.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ninitegabi.pdf
- https://cdn.shopify.com/s/files/1/0452/0011/3813/files/la_comadre_sebastiana_answers.pdf
- https://cdn.shopify.com/s/files/1/0432/7840/1700/files/dobuwawesivofugovu.pdf
- https://cdn.shopify.com/s/files/1/0432/8852/7013/files/29673831911.pdf
- https://cdn.shopify.com/s/files/1/0427/7128/4135/files/fivevisapugelifafizo.pdf
- https://cdn.shopify.com/s/files/1/0432/6896/4520/files/nirexuditived.pdf
- https://cdn.shopify.com/s/files/1/0439/4539/4331/files/agenesia_del_cuerpo_calloso_sintomas.pdf
- https://cdn.shopify.com/s/files/1/0435/6577/7059/files/xutimuzuzitakis.pdf
- https://cdn.shopify.com/s/files/1/0429/3420/6631/files/40930151730.pdf
- https://cdn.shopify.com/s/files/1/0435/8694/5187/files/20771048589.pdf
- https://cdn.shopify.com/s/files/1/0437/1297/0903/files/whitney_cummings_height.pdf
- https://cdn.shopify.com/s/files/1/0438/4099/5490/files/86774939884.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 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00004349.bin` `0b9326e3f85bcf9d8774668244cc67de18ce2c2e2819589b1a87706dae03c10d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x4349	5500 bytes
`font_01_sfnt_off00005609.bin` `93c67056b7136e7a697c1da6381f3d86ce9b967d892606e1707ed54b70a4b150`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5609	9616 bytes
`font_02_sfnt_off000076f5.bin` `4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x76F5	4324 bytes

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