PDF malware analysis — malicious · f7e6e99472953ad5

MALICIOUS

PDF

45.9 KB Created: 2020-09-01 14:54:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 95836f3577a2f755a3bc3ed8f8934564 SHA-1: 5989f3465876ddc32e419c01d3a2d0a31dafad73 SHA-256: f7e6e99472953ad517389c6978c653c8acf9e802e3978c9f70f6ced38080ed7d

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains numerous embedded links, a common tactic for redirecting users to malicious sites. One such link, 'https://ttraff.com/wix?keyword=tamil+christian+video+songs++2017', is flagged as a malicious redirector. The document body, though heavily obfuscated, contains keywords related to the malicious URL, suggesting a lure to entice clicks. The presence of a large number of external PDF links further indicates a link farm or redirection strategy.

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/wix?keyword=tamil+christian+video+songs++2017
- https://static.usrfiles.com/ugd/e5a943_17e938337c6d4fd7ab689ed5fa5b5773.pdf
- https://static.usrfiles.com/ugd/238140_296f4e465d74451b9bf166c5114e0e34.pdf
- https://static.usrfiles.com/ugd/37321e_2c52623f4c4d4f5496fb321b20cfeafd.pdf
- https://static.usrfiles.com/ugd/a382ee_582d3524f4314d439da2b64cf601786d.pdf
- https://static.usrfiles.com/ugd/353d00_e7f29488cf2147fd9a2bf4e702fe2bc4.pdf
- https://static.usrfiles.com/ugd/fe83c3_7269a6410d544bebba1079c093082d10.pdf
- https://static.usrfiles.com/ugd/b8c837_d6aeef1cace4458da5850a233715dc54.pdf
- https://static.usrfiles.com/ugd/c4f63d_a338ba3a635246e6aa2be1cf3c0e2e52.pdf
- https://static.usrfiles.com/ugd/9dda13_709714d1cbe24c808e53ec05b0b1240d.pdf
- https://cdn.shopify.com/s/files/1/0438/9866/7163/files/lagu_mp4_123_net.pdf
- https://cdn.shopify.com/s/files/1/0431/3127/3383/files/wixabupe.pdf
- https://cdn.shopify.com/s/files/1/0432/0018/4477/files/alcatel-_lucent_7750_service_router_datasheet.pdf
- https://cdn.shopify.com/s/files/1/0431/8117/9048/files/bearing_types_and_applications.pdf
- https://cdn.shopify.com/s/files/1/0436/2623/4009/files/bitsat_previous_papers_download.pdf
- https://static.usrfiles.com/ugd/5fd5c1_5a4cb91697904154bbb0107ff08810d6.pdf
- https://static.usrfiles.com/ugd/9cb927_3ac396e6b51246aaaf000d7c3ad0d4a3.pdf
- https://static.usrfiles.com/ugd/eda9ba_c3f61091e39646ce95fa8ab694faf710.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_off0000697a.bin` `916b3c007b601d0ad7cdcc38b3bdffc9ce9fa1855e499def3d685ed119c77590`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x697A	5768 bytes
`font_01_sfnt_off00007d01.bin` `782757f94344f33ed24d8cbbe6f98a08bf5ee35165cf204dd63da3ca5e15c85c`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7D01	14504 bytes

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