PDF malware analysis — malicious · 9945d2ca55eee2e4

MALICIOUS

PDF

44.4 KB Created: 2020-08-05 18:28:43 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 66f2740eaebd0d82860aab0794edb76b SHA-1: a4119b8221f5551b05865deaa264d4ac07eab200 SHA-256: 9945d2ca55eee2e4dc1af37e8e8cf4d624d0f35cd14a6feaca78cf850fa90469

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, many hosted on Shopify. The document body, though heavily obfuscated, contains the primary malicious URL. The combination of these factors strongly suggests a phishing or redirection attempt to a malicious site.

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.com/pify?keyword=siuda+gramatyka+angielska+pdf
- http://files.storybookdelivery.com/uploads/1/3/0/8/130815115/fa5e4451ee7b754.pdf
- http://files.cdipuertorico.com/uploads/1/3/0/7/130738875/dusovekagix_bejovilagena.pdf
- http://files.fancyworldusa.com/uploads/1/3/1/8/131856065/1388087.pdf
- http://files.jlnjspac.org/uploads/1/3/2/6/132682210/1c7a0af7.pdf
- https://cdn.shopify.com/s/files/1/0431/7410/1149/files/tuxofolijisusesofad.pdf
- https://cdn.shopify.com/s/files/1/0437/2099/9064/files/color_code_in_css.pdf
- https://cdn.shopify.com/s/files/1/0434/9480/1568/files/tatidu.pdf
- https://cdn.shopify.com/s/files/1/0434/3644/1767/files/88087698556.pdf
- https://cdn.shopify.com/s/files/1/0435/7118/3777/files/14281664687.pdf
- https://cdn.shopify.com/s/files/1/0431/3615/5809/files/tajoxadaxivebal.pdf
- https://cdn.shopify.com/s/files/1/0434/7713/9613/files/wings_of_fire_book_11_read_online_free.pdf
- https://cdn.shopify.com/s/files/1/0431/4667/4336/files/54000348331.pdf
- https://cdn.shopify.com/s/files/1/0433/8325/9301/files/bank_of_baroda_fd_rates_2020.pdf
- https://cdn.shopify.com/s/files/1/0438/4695/9261/files/starborne_sovereign_space.pdf
- https://cdn.shopify.com/s/files/1/0432/9239/3640/files/50337318784.pdf
- https://cdn.shopify.com/s/files/1/0433/3161/6923/files/vewufevovojabeniliv.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/23063093424.pdf
- https://cdn.shopify.com/s/files/1/0440/2823/1830/files/denomination_comparison_chart.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_off000069fb.bin` `7a0ff186497b36e1d8499cb6014837200577a87ba0078a43035ff724dc8ee324`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x69FB	5628 bytes
`font_01_sfnt_off00007d1a.bin` `ddb0f204ed053334262e33e9b6d970d39860d784101ea75f13cbcee9348b7c60`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7D1A	12496 bytes

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