PDF malware analysis — malicious · c720236908987601

MALICIOUS

PDF

47.0 KB Created: 2020-08-29 14:40:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: c188983df6648b2c7104893fab022cd7 SHA-1: 4f6ed5dd37e7e65e0183409b563bb47924b8bd7c SHA-256: c72023690898760111d6fac65cee8fbcf77afa61a083159d255b475ff8d1085a

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file exhibits characteristics of a link farm, with numerous embedded URLs pointing to external PDF documents. One of these URLs, 'https://ttraff.cc/wix?keyword=garmin+nuvi+205w+manual', is identified as a known malicious redirector. This suggests the document's primary purpose is to lure users to malicious sites, potentially for phishing or malware distribution, disguised as search engine optimized content.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

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/wix?keyword=garmin+nuvi+205w+manual
- http://www.fotolia.com''gt;Fotolia.com/a'gt
- https://cdn.shopify.com/s/files/1/0431/8792/9249/files/lusetoxojanamuwov.pdf
- https://cdn.shopify.com/s/files/1/0436/8069/4437/files/after_effects_logo_animation_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0428/7237/3411/files/zesifezuxe.pdf
- https://static.usrfiles.com/ugd/b8c837_312d2b7503a846dc952064edeeabe65f.pdf
- https://static.usrfiles.com/ugd/b8c837_acbfa7ca3b9c4fe9a85350a59f8da039.pdf
- https://static.usrfiles.com/ugd/b8c837_ad56bf27fbdd4f50aa7d76d2fb30a763.pdf
- https://static.usrfiles.com/ugd/b8c837_ebaa5da43e824dd68ca5ff8a5f2a29fc.pdf
- https://cdn.shopify.com/s/files/1/0430/0292/1111/files/tapojoliresuturoselid.pdf
- https://cdn.shopify.com/s/files/1/0432/2993/7832/files/fepowivetomubug.pdf
- https://static.usrfiles.com/ugd/b8c837_4ce7df141ee543ad95be663f69fcede8.pdf
- https://static.usrfiles.com/ugd/b8c837_fe7949643807437c89404e23c6aef9fe.pdf
- https://static.usrfiles.com/ugd/b8c837_bd3b8e362a2e4060896fd3ae632f73cd.pdf
- https://static.usrfiles.com/ugd/b8c837_272f73ab7ff448199812a80fed95221c.pdf
- https://static.usrfiles.com/ugd/b8c837_d3760e2adb3e4fa895aa1ed376d65421.pdf
- http://www.fotolia.com
- 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_off00006c3a.bin` `455d4da71a3db97c5ddc34d1d826fcd280d0fe5c5150ca167d88f4998130efaa`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6C3A	4808 bytes
`font_01_sfnt_off00007c7a.bin` `18c31f5635d191a1cd950bfb83a04e4ee31b9da175bb424b82ccd3d18434e8ec`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7C7A	10776 bytes
`font_02_sfnt_off0000a0df.bin` `b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA0DF	4324 bytes

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