MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV, indicating malicious intent. It contains numerous links pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The presence of these links aligns with the 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' heuristics, reinforcing the attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/be7da1fdd46e6a32f9bf1c03b38e0591/13058404943.pdf
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8644c7619b---fajusapabaxawipuno.pdf
- https://fietenhaardenenkachels.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c1bd21cec23---50502564151.pdf
- http://stolizstekla.ru/userfiles/file/fogutake.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609eea458fdf0---64028548025.pdf
- http://www.lauricedale.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160be4737b00e5---durexutusotid.pdf
- http://antonio-pelella.eu/userfiles/files/liribo.pdf
- https://aulacvn.com/upload/fck/file/96570165051.pdf
- http://iwilldoit.ru/uploads/files/files/362297921.pdf
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/db49c1e9c4dee26357c1197b9914fd19/64161053451.pdf
- http://pomodorolennep.de/gfx/userfiles/files/mekomaliru.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5e1fa6b2dd---58684895845.pdf
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607eeca19aeb0---xuwufiselekiziw.pdf
- http://tiramisu-o.com/yamituki-n/uploads/files/14785312249.pdf
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/hb9lc01v2hnq4ct9t2jejjfam0/bapalaz.pdf
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098b1945ceb1---nonis.pdf
- http://warraichmeats.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ac88ed20ce---jefosipezesulipopinuful.pdf
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/16083a36177db3---nazudarazaruxaxufubibogi.pdf
- https://anfauglir.com/images/file/sezinolimizujogajesabo.pdf
- http://appletechsolutions.com/userfiles/file/bedofufamezekililemideziv.pdf
- http://lakes77.com/clients/47041/File/sevujobatuk.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=create+equations+to+solve+for+missing+angles
- 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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e85d.binccf3ac2ed991853f1a11f61918a2c7c78b8ef4368a7e66862f66f8ebdecf44a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE85D | 10900 bytes |
font_01_sfnt_off00010150.binf3af983270adf5128711e13ecbcf8d21810cb51f34cfe8500972872f4cca2da4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10150 | 17548 bytes |
font_02_sfnt_off00012f5f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F5F | 16792 bytes |
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