PDF malware analysis — malicious · db3895faf070cb85

MALICIOUS

PDF

47.3 KB Created: 2020-09-10 00:16:09 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 4d4edce76c30babb85a8d8b7eb14d2cb SHA-1: cf1789865c66cdc44fa2eee377a7b8b0323369c9 SHA-256: db3895faf070cb85374280b19f34d91d6ce4a47e839ecf270a9f5d5e3028d660

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a mass external link farm, with many links pointing to potentially malicious domains. One critical heuristic identified a link to a known malicious redirector infrastructure. The document body, though partially corrupted, contains text that appears to be a lure for a song title, likely to entice clicks on the embedded malicious links. The primary intent appears to be directing users to malicious websites for phishing or malware distribution.

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.club/wix?keyword=tere+naam+audio+song+new+version
- http://files.foundationsoffuninfirst.com/uploads/1/3/1/4/131437593/8467147.pdf
- http://posete.appassionatostrings.com/uploads/1/3/2/8/132814838/gurafif.pdf
- http://pewojok.yourcecredits.ca/uploads/1/3/1/4/131438684/tanabet.pdf
- http://files.alldogkind.com/uploads/1/3/1/3/131398036/turoxasefi-guxipafatonam-bagar.pdf
- http://xagumap.kidsks.org/uploads/1/3/1/6/131606289/d5ef8c48d.pdf
- https://static.usrfiles.com/ugd/0c4177_a80fc0bb218e47f9aa66ba04323a4da0.pdf
- https://static.usrfiles.com/ugd/83e24f_ebe63a8d7af54b9d91a7db6088c72373.pdf
- https://static.usrfiles.com/ugd/5d2cf3_960d7388c903426b919d35a5d02979fe.pdf
- https://static.usrfiles.com/ugd/1849a1_e08cb4c173cc4aab84b215984697f5a7.pdf
- https://static.usrfiles.com/ugd/f55bec_884f826ad54b4f1b9737eb4012062a53.pdf
- https://static.usrfiles.com/ugd/d3758e_cfc83010918b4773839c35f5714bc6d5.pdf
- https://static.usrfiles.com/ugd/277b62_843b5065b2e24f8cb76bbab162c04249.pdf
- https://static.usrfiles.com/ugd/5ad03d_2f14927a484744638c3f9cea6327dc15.pdf
- https://static.usrfiles.com/ugd/ceb2e8_95f4faab497f47f2a232006059409c23.pdf
- https://static.usrfiles.com/ugd/3e87bf_a7879fb302974fa2b6276c4db9757db6.pdf
- https://static.usrfiles.com/ugd/b77b08_1d318ad002b44569a53d1e72be03c3dc.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 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off000065cb.bin` `9c95305d7aa1e53d0fbc9ddc9e2c8c120e182d45f51974f9e1620c8fdf54f5e0`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x65CB	5216 bytes
`font_01_sfnt_off00007786.bin` `a0cde05fe998e3269c2cfd9b1ea3346a35d9c2f642ddfff44d93d22a384bac53`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7786	10220 bytes
`font_02_sfnt_off00009abf.bin` `c41fc46809d2260d2d1a821cef6bb00dae560fdbad380da94a93f29d012df54e`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9ABF	16164 bytes

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