PDF malware analysis — malicious · 419e22ef0d82409e

MALICIOUS

PDF

37.3 KB Created: 2020-08-01 13:13:28 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: b0b9f0957065b2ada89a9884b23f77a9 SHA-1: d432e116fc550d6cc21d9caf9ccffa43a51db7c0 SHA-256: 419e22ef0d82409e7cc8024ab3f5bd312ef2e82914e1e1d2f1e1ebaa5a3849e5

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded links, identified as a link farm. One of the primary links redirects to a known malicious domain, ttraff.com, suggesting a phishing or malware distribution attempt. The document body is heavily obfuscated but contains references to the malicious URL and other benign-looking Shopify URLs, likely to improve search engine ranking for malicious purposes. No scripts were extracted from this sample.

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.com/pify?keyword=zelda+minish+cap+rom
- http://files.bluesynergyassociates.com/uploads/1/3/0/7/130775758/1dedcf5d4.pdf
- http://files.breannawittman.com/uploads/1/3/1/8/131871648/8685678.pdf
- http://files.miki99.com/uploads/1/3/2/7/132712251/dadomixiteta-musidoterepepo-xegadabimudi.pdf
- http://files.johannayaun.com/uploads/1/3/2/7/132712355/dapituligoj-koxewi-nanumizereje.pdf
- https://cdn.shopify.com/s/files/1/0431/5486/6333/files/wawelovolexizafivejavof.pdf
- https://cdn.shopify.com/s/files/1/0438/3873/4496/files/30758706659.pdf
- https://cdn.shopify.com/s/files/1/0437/5809/2439/files/jititunomarorogigiw.pdf
- https://cdn.shopify.com/s/files/1/0432/0329/7438/files/xujimezurituti.pdf
- https://cdn.shopify.com/s/files/1/0435/6187/7665/files/mupexevevofizeburemab.pdf
- https://cdn.shopify.com/s/files/1/0433/4475/6901/files/23343000738.pdf
- https://cdn.shopify.com/s/files/1/0432/6585/1542/files/jevewiwamu.pdf
- https://cdn.shopify.com/s/files/1/0430/2998/7489/files/vefamujofoba.pdf
- https://cdn.shopify.com/s/files/1/0428/7424/1187/files/penubidajixamikizepufan.pdf
- https://cdn.shopify.com/s/files/1/0431/5647/1970/files/mipiremedosusifuxarobad.pdf
- https://cdn.shopify.com/s/files/1/0435/7311/7087/files/nukowesezebejav.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/garul.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/57032902602.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_off0000544e.bin` `ab4856c1ea68fa6708f7fc294ce6e59c515caeec93f871491efebdb3361f8cf6`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x544E	5268 bytes
`font_01_sfnt_off00006610.bin` `ac88e11eee0a9288034e17b7b6db940147d555357c366a8b0827a3726c4bcf50`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6610	10076 bytes

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