PDF malware analysis — malicious · fce13397813bada2

MALICIOUS

PDF

44.7 KB Created: 2020-08-20 21:31:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 8d7a4838465e0af809e576b7ca18bb2e SHA-1: d4ad0399c62ec4a4c6a8e90118062a2f486533f1 SHA-256: fce13397813bada254f226f7cc1bfa36f37ed174ce4c9fab76dc1edcdb6d0938

128 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.002 Spearphishing Attachment

The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=utorrent+pro+android+full+apk'. Additionally, it exhibits a PDF link farm heuristic, with numerous links hosted on cdn.shopify.com, including 'https://cdn.shopify.com/s/files/1/0441/2529/0648/files/roxopafe.pdf'. The document body also contains a reference to the malicious URL, suggesting a lure to download content.

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.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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/pify?keyword=utorrent+pro+android+full+apk
- http://tujutox.tidetoadream.com/uploads/1/3/0/8/130874601/7623829.pdf
- http://dawit.christiesbeachbowls.com.au/uploads/1/3/1/4/131408103/dogor.pdf
- http://files.domenigonicharityride.org/uploads/1/3/1/4/131410479/ab50198e6.pdf
- http://files.ihrc3.com/uploads/1/3/1/3/131381241/d33a1.pdf
- https://cdn.shopify.com/s/files/1/0441/2529/0648/files/roxopafe.pdf
- https://cdn.shopify.com/s/files/1/0432/4897/6027/files/strength_of_materials_syllabus_for_civil_engineering.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/27392185694.pdf
- https://cdn.shopify.com/s/files/1/0435/5106/4228/files/walenox.pdf
- https://cdn.shopify.com/s/files/1/0429/4282/4611/files/13654047334.pdf
- https://cdn.shopify.com/s/files/1/0434/9054/1728/files/80734357978.pdf
- https://cdn.shopify.com/s/files/1/0430/7845/1351/files/habanera_music_sheet_piano.pdf
- https://cdn.shopify.com/s/files/1/0435/5401/3336/files/39174596817.pdf
- https://cdn.shopify.com/s/files/1/0438/6609/5781/files/38494162835.pdf
- https://cdn.shopify.com/s/files/1/0437/5737/1546/files/lizajoxufepusikito.pdf
- https://cdn.shopify.com/s/files/1/0431/1315/2673/files/43949206531.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_off00007113.bin` `a4a4894509142c0d1bd2cc3ce99511a7c624f62b53ac88f1f2697e8da06f7ec3`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7113	4912 bytes
`font_01_sfnt_off000081d5.bin` `c9f0c7972644792ff7ca7f9f10ea3c9eced3e8c57231425193a357689fd64680`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x81D5	10488 bytes

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