PDF malware analysis — malicious · d60e51667af0ee73

MALICIOUS

PDF

45.3 KB Created: 2020-08-04 06:29:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: a925a154267318c3ac8318dc68159a77 SHA-1: b3b2e305d6e2bc8fa2a5aab1beff633771765b99 SHA-256: d60e51667af0ee732b776beb3e2ab73e50cb62caa1bbacc9d9786be502c07fa7

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

This PDF document contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of the primary links directs to a known malicious redirector. The document body, though partially corrupted, appears to be a lure related to 'definition of motivation by different authors pdf'. The presence of numerous external links suggests an attempt to drive traffic to malicious or compromised sites, likely for further exploitation or phishing.

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.ru/pify?keyword=definition+of+motivation+by+different+authors+pdf
- http://files.owensphotography.org/uploads/1/3/1/1/131163684/kigidomefusido_rodifogariw.pdf
- http://files.peterkimpeterkim.com/uploads/1/3/1/3/131383823/fiwokozebemovaxuxer.pdf
- http://files.artandroulla.com/uploads/1/3/1/3/131380773/6e51b943ebb202b.pdf
- http://files.drranshaw.com/uploads/1/3/0/8/130813696/7406660.pdf
- https://cdn.shopify.com/s/files/1/0431/6299/2795/files/xipelewapeg.pdf
- https://cdn.shopify.com/s/files/1/0433/2929/0390/files/69567169839.pdf
- https://cdn.shopify.com/s/files/1/0428/6690/1148/files/goxoxepenasuropabidovagov.pdf
- https://cdn.shopify.com/s/files/1/0432/1899/3320/files/dibodunef.pdf
- https://cdn.shopify.com/s/files/1/0433/6946/3959/files/zopobatinekom.pdf
- https://cdn.shopify.com/s/files/1/0428/6060/9692/files/99887406137.pdf
- https://cdn.shopify.com/s/files/1/0429/4436/4710/files/bazasesenavixumurowutozaj.pdf
- https://cdn.shopify.com/s/files/1/0430/7176/6690/files/67594037393.pdf
- https://cdn.shopify.com/s/files/1/0433/3237/0584/files/upcoming_concerts_bay_area.pdf
- https://cdn.shopify.com/s/files/1/0434/7317/4680/files/92953604036.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/93616534700.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_off00006619.bin` `f31b310d1355d3879b560c7edce0ba29cf408a295d7fd162479be5b65241c4fa`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6619	5432 bytes
`font_01_sfnt_off00007866.bin` `9166a2be3ed77a345bcac64bc952f18f160fc08a094f22ed31dc57919eea9862`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7866	9940 bytes
`font_02_sfnt_off00009a33.bin` `0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9A33	4324 bytes

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