MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=ideal+gas+law+practice+worksheet+answer+key'. This URL is presented within the document body, suggesting a social engineering lure. The PDF also exhibits characteristics of a link farm, with numerous external links, including one to a Shopify domain. The ML classifier strongly flagged this PDF as malicious.
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=ideal+gas+law+practice+worksheet+answer+key
- http://files.yehyehs.com/uploads/1/3/0/9/130969185/ae9a6.pdf
- http://jujurifa.wheights-sda.org/uploads/1/3/0/8/130813077/7714289.pdf
- https://cdn.shopify.com/s/files/1/0430/7012/8277/files/tudigizixi.pdf
- https://cdn.shopify.com/s/files/1/0428/5884/0223/files/digestive_system_of_human_in_urdu.pdf
- https://cdn.shopify.com/s/files/1/0433/5511/1589/files/81492050515.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lavijado.pdf
- https://cdn.shopify.com/s/files/1/0431/5109/8007/files/resource_aws_iam_role_terraform.pdf
- https://cdn.shopify.com/s/files/1/0428/6126/5062/files/fodlan_winds_violin_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0435/3084/6363/files/25993609049.pdf
- https://cdn.shopify.com/s/files/1/0435/4700/0983/files/16376888304.pdf
- https://cdn.shopify.com/s/files/1/0428/4992/7327/files/var_root_._android_debug._keystore_permission_denied.pdf
- https://cdn.shopify.com/s/files/1/0431/5276/9192/files/farrah_abraham_back_door_superstar.pdf
- https://cdn.shopify.com/s/files/1/0440/0024/7958/files/blockchain_programming_c.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/
- https://cdn.shopify.com/s/files/1/0
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ded0.bin3b89a1333aa93e194de12c5c5da229a8f3a969ace6b07a90c5323b9ece6747ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDED0 | 2828 bytes |
font_01_sfnt_off0000e8cb.bin8be4cef7e8d10f5b845d212a536648c2bee2b874c598e89803f1e5df55b2fb96 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8CB | 5532 bytes |
font_02_sfnt_off0000fba0.bin054ddb8873f8c4a50dc7edbbe8bb602048e43e54cceebb715bb3011b9f6f6858 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBA0 | 10192 bytes |
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