MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'temperature transmitter calibration procedure pdf' and the malicious URL. The presence of a link farm and a high ML classifier score further indicate malicious intent. The primary attack pattern involves luring the user to a malicious site via a deceptive PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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.me/pify?keyword=temperature+transmitter+calibration+procedure+pdf
- https://static.usrfiles.com/ugd/eda9ba_e9a03d42d671491fbcf7b80fd42300c8.pdf
- https://static.usrfiles.com/ugd/3aee12_f170ed43731841dd8803e24978887d68.pdf
- https://static.usrfiles.com/ugd/ccb1c6_897cee0b25324e93aba717f1e2f9ac0e.pdf
- https://static.usrfiles.com/ugd/d63aaf_d7e61cba48484a628c67d71c25c21e81.pdf
- https://static.usrfiles.com/ugd/f65175_c4c0914a76194379adf5105bf9cc0098.pdf
- https://static.usrfiles.com/ugd/e8506d_940c161f6a614d68b92d360bda309d0d.pdf
- https://static.usrfiles.com/ugd/1e4819_f192112caf1745d2a23603c5213547a7.pdf
- https://static.usrfiles.com/ugd/930050_fc7710848e294433ad5ac9cd2451fa84.pdf
- https://cdn.shopify.com/s/files/1/0429/3846/6467/files/babixodolafisedosudasuz.pdf
- https://cdn.shopify.com/s/files/1/0440/1361/7302/files/endorsement_letter_sample.pdf
- https://cdn.shopify.com/s/files/1/0434/4243/8310/files/aqualin_water_timer_user_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/3349/2641/files/gosololixume.pdf
- https://static.usrfiles.com/ugd/440e29_192c015a7f554c96ab854a0504c31bb6.pdf
- https://static.usrfiles.com/ugd/46a5ae_96b8d027a6be49aba67ee3aa306f239d.pdf
- https://static.usrfiles.com/ugd/a9248e_66b3d9553f1949e6ba0a9bd9118d8989.pdf
- https://static.usrfiles.com/ugd/784815_b076e6957d0c4b26a87a6b7e755fb76b.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006f73.bin87674c4dfa8428e1b7a18461f2532e0516e1ffb9a5e8218d6eee78a5cc65ddda |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F73 | 5272 bytes |
font_01_sfnt_off00008129.bin88f78cbb20b96007e14885fc51774cd1a0963647ca51aa772c8fd0f1a42f4c07 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8129 | 9984 bytes |
font_02_sfnt_off0000a353.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA353 | 4324 bytes |
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