PDF malware analysis — malicious · e1801dc8206bc383

MALICIOUS

PDF

50.6 KB Created: 2020-07-27 18:47:03 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 8078c8278e371cefa71cb6046af3d541 SHA-1: 2c3f819e4797497e1c7f410c8f7c69ae39e9572d SHA-256: e1801dc8206bc383e59e7fd9e48bd9dc5c8f06c3ae1da6a4daf398d2aa0cd789

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.com'. Additionally, it exhibits a PDF link farm, with numerous links hosted on 'cdn.shopify.com', suggesting an attempt to distribute malicious content or engage in SEO abuse. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of a malicious redirector and link farm strongly indicates a phishing or malware distribution attempt.

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.com/pify?keyword=python+flask+render_template+template+not+found
- http://files.dearborn411.com/uploads/1/3/2/7/132740860/xokagilo.pdf
- http://files.eaglegrapegrowers.org/uploads/1/3/0/7/130776033/dcb7d4ff2f6f6e.pdf
- http://files.huhaixiao.info/uploads/1/3/0/8/130814208/binobugiselufadij.pdf
- http://files.kasiaaustin.com/uploads/1/3/0/7/130776273/benataweburimu.pdf
- http://files.leadershipacademyutah.com/uploads/1/3/1/6/131606603/riwuma-ninikipudigaw-dajupi-gokusaniv.pdf
- https://cdn.shopify.com/s/files/1/0430/8792/1313/files/pugexubuwozivi.pdf
- https://cdn.shopify.com/s/files/1/0432/2318/7614/files/ronoriviverawajugimarape.pdf
- https://cdn.shopify.com/s/files/1/0431/3733/5464/files/malewoxuremomivej.pdf
- https://cdn.shopify.com/s/files/1/0431/8615/9767/files/vofolowejukapibutek.pdf
- https://cdn.shopify.com/s/files/1/0438/0013/3793/files/71811402338.pdf
- https://cdn.shopify.com/s/files/1/0427/9818/6652/files/rizafisesamizili.pdf
- https://cdn.shopify.com/s/files/1/0433/9610/4348/files/sogofumuwokiwa.pdf
- https://cdn.shopify.com/s/files/1/0435/2029/5064/files/tagafekuxemor.pdf
- https://cdn.shopify.com/s/files/1/0431/6246/8503/files/94311763429.pdf
- https://cdn.shopify.com/s/files/1/0431/9471/2228/files/55300946432.pdf
- https://cdn.shopify.com/s/files/1/0432/5241/6672/files/muvuvixamuputogekuzi.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/
- https://cdn.shopify.com/s/files/1/0432/2318/7614/files/rono

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00008120.bin` `8ac8812ae42e4068c701d6b6254d632ac6e4a2ca73fb955cc963a018eab692d0`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8120	5312 bytes
`font_01_sfnt_off00009311.bin` `d2bb3ca2dd91c16d5363ee18fbf1a279f276e9e5a96d076cc5b9df2ab85bfc1f`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9311	13108 bytes

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