MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous external links, with one specifically pointing to a known malicious redirector at 'https://ttraff.cc/pify?keyword=bericht+schreiben+muster+pdf'. This indicates a likely phishing or malware distribution attempt, leveraging a lure related to report writing. The ML classifier strongly supported the malicious verdict. No scripts were extracted, limiting the analysis of specific execution behaviors.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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=bericht+schreiben+muster+pdf In PDF document text
- http://lokagew.cccommunityscholarships.org/uploads/1/3/1/4/131454549/janulam.pdfIn PDF document text
- http://files.mindfulmedical.vip/uploads/1/3/1/4/131407042/maxefu-lowex.pdfIn PDF document text
- http://fomagolu.yogatheartofwellbeing.com/uploads/1/3/0/7/130776326/91ddbd0cac72.pdfIn PDF document text
- http://files.gracehousebrunswick.org/uploads/1/3/1/4/131453555/3527725.pdfIn PDF document text
- http://files.rivalme.org/uploads/1/3/1/4/131408913/7178274.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/9750/3384/files/24694125398.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2835/7020/files/mac_address_prefixes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7153/6285/files/ruwunojuxeralub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8574/1726/files/bose_wave_radio_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8094/9658/files/kukune.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3971/8562/files/apc_back-_ups_es_750_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4798/4026/files/71263843783.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1871/4264/files/pufomizudirin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4575/6833/files/todiviziripugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4640/2213/files/nisageke.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5193/3078/files/nujuxu.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009e00.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E00 | 5340 bytes |
SHA-256: d902ec693bb6cefb3345af8b7e4cd881efc7d4aa81553e12280258b1ccc0e589 |
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font_01_sfnt_off0000afff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFFF | 11560 bytes |
SHA-256: 4377c68f95cdeb5d089d4c3114248ca0bd80c879f3683efda68f7409255f47c4 |
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font_02_sfnt_off0000d602.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD602 | 16084 bytes |
SHA-256: 018fe7ab8f823a3cb090921c1c485b4b19f8bb00c3f2c8bff27a3b653d2cb391 |
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