PDF malware analysis — malicious · d565193fbd897c72

MALICIOUS

PDF

38.2 KB Created: 2020-09-04 12:42:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 3f5407de48518d4f4c882869221a4e13 SHA-1: 1da4a33c16c209f2363ca6235add455fb6a18154 SHA-256: d565193fbd897c72e37b2e2015f29686054e18ae47b102e2f4648216588ec203

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file was identified as malicious due to a critical heuristic firing for a malicious redirector link. It also contains a large number of embedded external links, suggesting a link farm designed to distribute traffic to potentially harmful sites. The primary malicious URL identified is https://ttraff.club/wix?keyword=agency+within+data+test+answer, which is likely used for phishing or malware delivery. The document body contains garbled text but does include the malicious URL.

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=agency+within+data+test+answer
- https://static.usrfiles.com/ugd/60e703_ed61653ad02841e8b2f202a94b6e8c6d.pdf
- https://static.usrfiles.com/ugd/39cb9d_4888d36c48e3482481f928d3a20f439e.pdf
- https://static.usrfiles.com/ugd/a86d68_da71c2a9833e4ccf9e8ad6ec2758c525.pdf
- https://static.usrfiles.com/ugd/027f51_22be912596084ba0b9e8a8a592014b10.pdf
- https://static.usrfiles.com/ugd/b8c837_c773afb0a1c040b3abcb07471c7f7c08.pdf
- https://cdn.shopify.com/s/files/1/0437/7283/8039/files/new_animated_movies_2017_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0432/5025/3992/files/mapudekapomerov.pdf
- https://cdn.shopify.com/s/files/1/0434/1835/3821/files/discord_overlay_in_game.pdf
- https://cdn.shopify.com/s/files/1/0431/9064/8996/files/interchange_of_parts_of_speech_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0435/4356/0346/files/gikujomaxoxireru.pdf
- https://cdn.shopify.com/s/files/1/0436/7699/1653/files/29944846948.pdf
- https://cdn.shopify.com/s/files/1/0434/6439/2866/files/27944607317.pdf
- https://cdn.shopify.com/s/files/1/0431/4556/0219/files/83260429478.pdf
- https://static.usrfiles.com/ugd/e5a943_8638bb77cfc8406fb76bf92541622d1f.pdf
- https://static.usrfiles.com/ugd/c0fca2_17c78ac2946d4741b8e0cd1e86f5b615.pdf
- https://static.usrfiles.com/ugd/c81504_03af974267ce41a6a5d06c8dc7c5dfbb.pdf
- https://static.usrfiles.com/ugd/b8c837_221e863d8c2e4f82b484c1aacc21ca16.pdf
- https://static.usrfiles.com/ugd/a467d2_402c93a359a841abab81960fa5ed37a1.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_off0000577b.bin` `f06197d3b3c37c4744e6c4fb9f87c74fa1f5b11fb1d006bd627a6b35b318dcde`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x577B	5352 bytes
`font_01_sfnt_off000069c2.bin` `d0755bd7f21d6137b17c007e277f96598a18dfd4fa7bead526e7b5545c39c9c4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x69C2	10008 bytes

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