MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with one specifically pointing to a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'robbery bob apk 2' and the URL itself, suggesting a lure to download potentially malicious software. The presence of a PDF_MALICIOUS_REDIRECTOR_LINK heuristic firing further supports this. The ML classifier also strongly indicated maliciousness.
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/wix?keyword=robbery+bob+apk+2
- https://cdn.shopify.com/s/files/1/0431/7216/7841/files/57187507890.pdf
- https://cdn.shopify.com/s/files/1/0428/3485/4051/files/list_of_common_logical_fallacies.pdf
- https://cdn.shopify.com/s/files/1/0432/2587/4600/files/morphology_of_cell_injury.pdf
- https://cdn.shopify.com/s/files/1/0427/4143/2487/files/70900379121.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/loxidunadubufurepetiverox.pdf
- https://cdn.shopify.com/s/files/1/0435/4070/9527/files/89630652917.pdf
- https://cdn.shopify.com/s/files/1/0432/1679/7857/files/list_of_magic_8_ball_answers.pdf
- https://cdn.shopify.com/s/files/1/0439/0741/6219/files/business_process_management_tools.pdf
- https://static.usrfiles.com/ugd/b8c837_31facdb28ae3470c841cfb5e3d84d451.pdf
- https://static.usrfiles.com/ugd/96768c_ddb303b1711843aa969b79d2a12d92fa.pdf
- https://static.usrfiles.com/ugd/b8c837_c8da0a2ebd3c435982535227b14ce1df.pdf
- https://static.usrfiles.com/ugd/b8c837_48dfbe299e9a4f2b8cf9536bfa38540c.pdf
- https://static.usrfiles.com/ugd/fe83c3_b1cdf3f5f67448f0bf4e96eba41c2831.pdf
- https://static.usrfiles.com/ugd/930050_223eee65688d4af69847ee2e901ff516.pdf
- https://static.usrfiles.com/ugd/37321e_0421635d30c94567bb812f6d507c338e.pdf
- https://static.usrfiles.com/ugd/516793_3b393eec53764b6b987b4513b7754131.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_off00006468.binc9ab5c76c69677f06cc4191576e0fb1b49cac727a60214b03f0968ba6d08b02d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6468 | 5048 bytes |
font_01_sfnt_off000075af.bind8ecbe265695bea592dd10e0623864ddee42b4b704e6b279cc35e49190900ef8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75AF | 9892 bytes |
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