PDF malware analysis — malicious · 3fa599d00bf6fc77

MALICIOUS

PDF

56.8 KB Created: 2020-08-19 03:58:49 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: ffe993a351b8497a23bc2f1afcd0f7ef SHA-1: b49e53b9652ddd19bca40d50fdc85a6a34c32017 SHA-256: 3fa599d00bf6fc77465166c1fc05d669b650608bd793ab8c693eb524419a2f5f

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a heuristic match for PDF_MALICIOUS_REDIRECTOR_LINK, indicating it directs users to malicious infrastructure. The document body, though heavily obfuscated, contains the URL https://ttraff.ru/pify?keyword=bodyguard+2011+film, which is likely intended to trick users into clicking it. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, some of which point to potentially malicious domains.

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.ru/pify?keyword=bodyguard+2011+film
- http://xomubixev.aspire2bfree.com/uploads/1/3/0/8/130814328/f8fec1ab743b.pdf
- http://files.logancountycore.com/uploads/1/3/1/3/131379329/e5e10f.pdf
- http://wozebegu.vortexengineer.com/uploads/1/3/1/3/131381497/b6d8e.pdf
- http://namolu.fosterhomestead.com/uploads/1/3/1/4/131406149/zatetab.pdf
- https://cdn.shopify.com/s/files/1/0432/7417/4632/files/introduction_to_biostatistics_lecture_notes.pdf
- https://cdn.shopify.com/s/files/1/0434/6452/3926/files/60801806471.pdf
- https://cdn.shopify.com/s/files/1/0430/1537/2949/files/attacking_tactics_in_football.pdf
- https://cdn.shopify.com/s/files/1/0434/0980/1365/files/85127013421.pdf
- https://cdn.shopify.com/s/files/1/0431/9058/3464/files/free_download_toefl_ibt_reading_practice_test.pdf
- https://cdn.shopify.com/s/files/1/0435/7079/0558/files/ant_colony_optimization.pdf
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/72030722440.pdf
- https://cdn.shopify.com/s/files/1/0454/3338/9214/files/13635890188.pdf
- https://cdn.shopify.com/s/files/1/0431/4831/2736/files/spreader_beam_calculation.pdf
- https://cdn.shopify.com/s/files/1/0433/0009/4112/files/21392627909.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 4

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_006_off0000a5de.bin` `69002942283ad743b6b9c14e1c518037ae7f93b06baca064ad01c4e189cdc70d`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0xA5DE	26724 bytes
`font_00_sfnt_off0000609d.bin` `26ba5c8d1583574648fd6e595d23dee3122ef52e1b97b4330dab96c4d4c4123d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x609D	2888 bytes
`font_01_sfnt_off00006ae0.bin` `ae579acae4c5371fffe80fb60dc658c78f9ce593c0c1fb7bbf2defe1873f1f35`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6AE0	5524 bytes
`font_02_sfnt_off00007da7.bin` `4d1805a9c9d4d514e981242d2b41cc19e572a239d340b0d0d58de72c5973a7c7`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7DA7	12684 bytes

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