PDF malware analysis — malicious · 477b66ee1c371779

MALICIOUS

PDF

55.2 KB Created: 2020-08-11 07:03:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 9946da171d7cde4d3524421eab519b2c SHA-1: 0146701d998af37babe64f632fda15970d57adb7 SHA-256: 477b66ee1c371779f819fa82ee3eca356f096006caead79586932a7afd753efd

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text related to 'ce certification requirements pdf' and the malicious URL, suggesting a lure. The presence of many external PDF links, including one to a Shopify domain, indicates a link farm strategy. 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.cc/wb?keyword=ce%20certification%20requirements%20pdf
- http://files.2peter24.com/uploads/1/3/2/6/132682802/loxif.pdf
- http://files.rhosarts.com/uploads/1/3/1/4/131438217/litutote.pdf
- http://gofodewim.akashaholistic.com/uploads/1/3/1/1/131164250/pulaw.pdf
- http://files.christinaangelafisher.com/uploads/1/3/1/6/131637325/pomajaz.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fofigez.pdf
- https://cdn.shopify.com/s/files/1/0435/2986/3320/files/angoisse_dfinition_psychologie.pdf
- https://cdn.shopify.com/s/files/1/0427/8360/4903/files/selection_sort_python.pdf
- https://cdn.shopify.com/s/files/1/0431/5050/8194/files/buzzer_datasheet.pdf
- https://cdn.shopify.com/s/files/1/0432/8177/6795/files/vipavoxeruli.pdf
- https://cdn.shopify.com/s/files/1/0433/1195/6126/files/99886771414.pdf
- https://cdn.shopify.com/s/files/1/0432/7473/1685/files/wages_and_overtime_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0431/5119/6314/files/kejowofosibaxumibinali.pdf
- https://cdn.shopify.com/s/files/1/0430/3906/4225/files/sasofipuf.pdf
- https://cdn.shopify.com/s/files/1/0432/8328/4136/files/46775200276.pdf
- https://cdn.shopify.com/s/files/1/0429/2729/2582/files/mejidumamumel.pdf
- https://cdn.shopify.com/s/files/1/0428/5415/4406/files/minigeguw.pdf
- https://cdn.shopify.com/s/files/1/0433/8502/8758/files/5829436198.pdf
- https://cdn.shopify.com/s/files/1/0436/4759/8742/files/wulurowixi.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_off00009a4b.bin` `5a6b23bad01165724099392a8b93cef8483bcee31e5ba56df6ab64e6b3cc5e29`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9A4B	5300 bytes
`font_01_sfnt_off0000ac2c.bin` `7dabac44f4447ae2eb3b9ad64eeeb9fd5ee6bef28441da50322652b6e266a65c`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xAC2C	10404 bytes

Open this report in the interactive analyzer, or submit your own file for analysis.