MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'inventory costing methods' and the tool 'wkhtmltopdf', suggesting a lure to disguise malicious links. The presence of a link farm and a critical heuristic firing for a malicious redirector strongly indicates an attempt to lead users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.com/pify?keyword=inventory+costing+methods+pdf
- http://files.vytru.com/uploads/1/3/1/6/131606060/5706210.pdf
- http://mubesej.joaogouveia.co.uk/uploads/1/3/1/4/131409090/belitoruguro-vexemeva-joziwofol.pdf
- http://bixexime.marieandcharlie.com/uploads/1/3/0/7/130776068/pijuxewegutamafe.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0430/1219/4463/files/anjali_anjali_pushpanjali_instrumental_song.pdf
- https://cdn.shopify.com/s/files/1/0436/5955/9065/files/21081255963.pdf
- https://cdn.shopify.com/s/files/1/0437/5665/0650/files/jabolisepaziwikiten.pdf
- https://cdn.shopify.com/s/files/1/0432/3049/4882/files/26502873957.pdf
- https://cdn.shopify.com/s/files/1/0437/7870/3521/files/86236235579.pdf
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/30096593880.pdf
- https://cdn.shopify.com/s/files/1/0434/5557/8273/files/23384156428.pdf
- https://cdn.shopify.com/s/files/1/0435/6482/6773/files/relekadusajubujilariju.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gofusibosaduxigagixuvoma.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/62386903812.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/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006901.binbd881d789d4d57ab641d4600d467ef1fe2a9bd324c116fe5e032f561a21dc61a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6901 | 5212 bytes |
font_01_sfnt_off00007aa0.binedf8c6e1bc1c02d0670a78e6872d0e47567253b8ce45d188c6a4ca8890007aac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AA0 | 10404 bytes |
font_02_sfnt_off00009da7.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DA7 | 4324 bytes |
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