PDF malware analysis — malicious · f7cd0064387f140c

MALICIOUS

PDF

60.6 KB Created: 2020-12-15 07:45:07 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: cc19c562f5e85cccabac17cd03fd64ab SHA-1: b3b227ccf63be5e8c970ff8318c937a6f430d29d SHA-256: f7cd0064387f140c9d37eda7ada5c464b7f82274c42094267f5baf60e6ba265a

212 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains numerous embedded links, with one specifically identified as a malicious redirector. The heuristic firings indicate this PDF is designed to link to external content, likely to phish users or distribute further malware. While no scripts were explicitly extracted, the PDF structure and embedded links suggest an attempt to redirect the user to malicious infrastructure.

Machine Learning

Nyx PDF Classifier malicious score 0.9938

Heuristics 4

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF 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.
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small 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.
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
Embedded URL info EMBEDDED_URL

One 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://ggtraff.ru/wb?keyword=reddit%20watch%20buyers%20guide
- https://kixatefibav.weebly.com/uploads/1/3/0/7/130776592/resuvom.pdf
- https://lisiruzefixa.weebly.com/uploads/1/3/4/4/134495270/nedavukodomivog.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/a88532eb-6aae-4a8d-a6b5-9133d150b051/vocabulary_self_awareness_chart.pdf
- https://static1.squarespace.com/static/5fc1d9757848ba205d1f35f1/t/5fc2f070173fb5383b04b830/1606611056627/bezoxijakunodixip.pdf
- https://static1.squarespace.com/static/5fc28126d49dd124473e558a/t/5fc793415060c93fcd820f00/1606914882241/wowafimukulukoxufujat.pdf
- https://uploads.strikinglycdn.com/files/8e766ecb-e41b-4fcd-8c0a-c8a578a21833/quirky_quarks_a_cartoon_guide_to_the_fascinating_realm_of_physics.pdf
- https://uploads.strikinglycdn.com/files/c0b27045-607f-4f9d-8a5d-28e2117d9c95/75275465964.pdf
- https://uploads.strikinglycdn.com/files/c7bed7f8-70dc-4d61-8fb6-4fdf050cf885/adrenaline_ps_vita_3.65.pdf
- https://static1.squarespace.com/static/5fc5608b68612547ed7bdbb0/t/5fd13543cfa2bd52eafe184c/1607546179744/ghost_rider_spirit_of_vengeance_cast_name.pdf
- https://s3.amazonaws.com/vapite/vekunujugifokutowavu.pdf
- https://uploads.strikinglycdn.com/files/ad2352ee-7eda-4980-9c51-3b7d86ddca64/sixoxagatet.pdf
- https://static1.squarespace.com/static/5fc558338787e879898974a6/t/5fd1520d2e38f97da958b382/1607553552237/bifivekegigamurotusob.pdf
- https://static1.squarespace.com/static/5fc33495affbf90a66f9667f/t/5fc5d3663485235c8690a9f1/1606800231736/ict_protocol_coffee.pdf
- https://uploads.strikinglycdn.com/files/d60233f9-f044-4c96-b686-2c98a330c225/degativu.pdf
- http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000d054.bin` `f69b9d8fecdd3b837f8d3994757dbed1fcba51c913c9d938d61f61c8b54595d3`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xD054	5512 bytes

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