MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1566.002 Spearphishing Attachment
This PDF file contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.ru/wix?keyword=bewakoof+online+shopping+apk'. The document body, though heavily obfuscated, appears to contain keywords related to online shopping and app downloads, suggesting a lure to entice users to click the malicious link. The presence of a large number of external PDF links further supports the classification as a link farm, likely used for SEO poisoning or to distribute malicious 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.ru/wix?keyword=bewakoof+online+shopping+apk
- https://cdn.shopify.com/s/files/1/0439/8078/3774/files/msi_970_gaming_drivers.pdf
- https://cdn.shopify.com/s/files/1/0431/4028/4583/files/pubisaru.pdf
- https://cdn.shopify.com/s/files/1/0433/4528/1183/files/5370289905.pdf
- https://static.usrfiles.com/ugd/1c8c6c_e56918b7770f44d5ac738d982c4ad1db.pdf
- https://static.usrfiles.com/ugd/b8c837_6f3915d817d241cca5973bb225ab508d.pdf
- https://static.usrfiles.com/ugd/cbdbb6_b308fdc3d0584de3b220975008075444.pdf
- https://static.usrfiles.com/ugd/b972d5_ba079daff1ce4914a354eb2e680b4134.pdf
- https://static.usrfiles.com/ugd/7f929b_9dd439b11b1a4f6880023f9049b2841e.pdf
- https://cdn.shopify.com/s/files/1/0463/4302/8893/files/xemigorot.pdf
- https://cdn.shopify.com/s/files/1/0437/9515/3058/files/somaxul.pdf
- https://cdn.shopify.com/s/files/1/0428/9930/8700/files/21992907164.pdf
- https://cdn.shopify.com/s/files/1/0432/0916/2907/files/12893829070.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_off00005c5e.bin2237b8d725c06a42222b76f34816493aa4d42ea9dde50fb7402cc6a244335966 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C5E | 5272 bytes |
font_01_sfnt_off00006e71.bine332550f24650aadcbc6b1f0c789410d1ef8a1ea497660dcefcd00452135c82b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E71 | 10588 bytes |
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