PDF malware analysis — malicious · 52eed62fe82cda2f

MALICIOUS

PDF

49.7 KB Created: 2020-09-01 06:00:26 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: d42fe66d6ebaba85efc04491fc92c2f2 SHA-1: e2408896d7d82d4e86b984e954c3a12010889c9b SHA-256: 52eed62fe82cda2fc57775250d18cff42d125ea688ffdcd653e8ec3961ec31d9

128 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 SEO poisoning and redirecting users to malicious sites. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.ru/wix?keyword=spectra+breast+pump+s2+manual'. The document body also contains phrases suggestive of a download lure, further supporting the attack pattern.

Heuristics 4

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.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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/wix?keyword=spectra+breast+pump+s2+manual
- https://cdn.shopify.com/s/files/1/0429/6015/8873/files/11541870803.pdf
- https://cdn.shopify.com/s/files/1/0433/6369/6805/files/kill_or_spare_the_shaelmaar.pdf
- https://cdn.shopify.com/s/files/1/0446/3860/1379/files/bloom_s_taxonomy_poster.pdf
- https://cdn.shopify.com/s/files/1/0428/3272/4124/files/34920182612.pdf
- https://cdn.shopify.com/s/files/1/0430/4394/6649/files/kuzagu.pdf
- https://cdn.shopify.com/s/files/1/0433/4567/4389/files/labor_productivity_ratio.pdf
- https://cdn.shopify.com/s/files/1/0431/8524/2269/files/atomic_number_and_mass_number.pdf
- https://cdn.shopify.com/s/files/1/0431/7646/0447/files/golden_boy.pdf
- https://static.usrfiles.com/ugd/a91264_b4a7e78220dc418ea0af370b6ce39cb2.pdf
- https://static.usrfiles.com/ugd/eed56f_4d5ff423b8c142428e5d444310537298.pdf
- https://static.usrfiles.com/ugd/3b47cb_174f07e57ab34f1e8d0d80eedc5866c0.pdf
- https://static.usrfiles.com/ugd/9ea91e_6200e27c77ea4c20b9c9d2886fa49b3d.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
`font_00_sfnt_off00006f64.bin` `a99121e7ee26d22606d3f8831305030670969b19ce0b869d3671d34dca8fdab8`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6F64	5180 bytes
`font_01_sfnt_off000080d7.bin` `e9a5a1f6ed95b1e3669933bb00002ad32a1708c3e0b735191cad5e02368a6c7d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x80D7	1800 bytes
`font_02_sfnt_off00008965.bin` `91323f41ffffb1cacbbb449bab7c3cc05a93a6f49f46acba45d3a4b0b59e853a`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8965	10044 bytes
`font_03_sfnt_off0000abbf.bin` `ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xABBF	4324 bytes

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