PDF malware analysis — malicious · 3efd4c7cffaaebdd

MALICIOUS

PDF

45.0 KB Created: 2020-08-23 00:15:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: a20bfd96dc4b3f9498145ad85caed079 SHA-1: 34983adc349368b171f337258b6b11c406e79e82 SHA-256: 3efd4c7cffaaebddf939d02d893ff3aa61ec0d7ce8c5af42671025863e9b3f6d

140 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a mass of external links, including one pointing to a known malicious redirector at 'ttraff.com'. The document body also contains a phone number lure, suggesting a callback phishing or tech-support scam. The presence of numerous Shopify links, some of which are benign, alongside the malicious redirector, indicates a link farm strategy to obscure the ultimate destination.

Heuristics 4

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.
Callback phishing phone lure medium SE_CALLBACK_LURE

Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns
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=aiken+county+jail+report+facebook
- http://files.maltipoos.org/uploads/1/3/0/8/130874278/dinuxuzoraf.pdf
- https://cdn.shopify.com/s/files/1/0429/6219/0499/files/nivuw.pdf
- https://cdn.shopify.com/s/files/1/0435/4165/9797/files/miss_celie_s_blues_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0433/9430/2115/files/addition_top_it.pdf
- https://cdn.shopify.com/s/files/1/0440/5949/2502/files/full_annuity_table.pdf
- https://cdn.shopify.com/s/files/1/0432/5025/3992/files/54546651163.pdf
- https://cdn.shopify.com/s/files/1/0431/7341/3028/files/foxopufigaxigagowirus.pdf
- https://cdn.shopify.com/s/files/1/0462/5170/4469/files/math_worksheets_for_grade_7_rational_numbers.pdf
- https://cdn.shopify.com/s/files/1/0433/6563/0102/files/6523454500.pdf
- https://cdn.shopify.com/s/files/1/0434/2949/4940/files/adform_html5_studio.pdf
- https://cdn.shopify.com/s/files/1/0427/8134/3903/files/govomoxupibalevuzelapoga.pdf
- https://cdn.shopify.com/s/files/1/0434/1891/0876/files/osrs_dwarf_cannon.pdf
- https://cdn.shopify.com/s/files/1/0429/4190/7100/files/sebimowu.pdf
- https://cdn.shopify.com/s/files/1/0430/6396/7906/files/satezeperepuziz.pdf
- https://cdn.shopify.com/s/files/1/0435/9097/5647/files/45583451588.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_off00007197.bin` `313de01b88f11ca601a9d56bf234b31e94ef60e6a835c2142b58e2447de86df6`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7197	5204 bytes
`font_01_sfnt_off00008360.bin` `e4eb0ba7bcb7b199f70b35e50d8f966fe4b97fcf28eeb4b7e02d0dd65d43c96a`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8360	10420 bytes

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