Malicious PDF — malware analysis report

Static analysis result for SHA-256 006e600afd7daffa…

MALICIOUS

PDF

57.6 KB Created: 2020-12-23 02:43:28 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-31
MD5: cd9f312b1c378997aa24c17739392323 SHA-1: ae3648873addf5f2fddd0a8cd47f57bfb80f7bdc SHA-256: 006e600afd7daffa13d7599bb602484555df93b004ba7af657b087513d4a5dd2
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF document uses a seemingly innocuous topic, origami cranes, to disguise a phishing attempt. It contains multiple embedded URLs, with the primary one leading to a suspicious domain known for distributing malware. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to redirect users to a phishing or malware download site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8067

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://traffnew.ru/strik?utm_term=how+to+make+origami+crane+with+origami+paper PDF link annotation
    • https://nagifinapu.weebly.com/uploads/1/3/2/6/132696111/mobez_rogirizexed.pdfIn PDF document text
    • https://jesasifewom.weebly.com/uploads/1/3/1/4/131453969/sovumuvidizisi.pdfIn PDF document text
    • https://nilukosezaxed.weebly.com/uploads/1/3/0/8/130814529/3887384.pdfIn PDF document text
    • https://bidovakufizal.weebly.com/uploads/1/3/4/5/134586087/2f6e03d647.pdfIn PDF document text
    • https://bekijarodik.weebly.com/uploads/1/3/4/6/134617997/litamagul.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4365547/normal_5f870c206f795.pdfIn PDF document text
    • https://getazaxebu.weebly.com/uploads/1/3/4/8/134866961/4860241.pdfIn PDF document text
    • https://gugagefa.weebly.com/uploads/1/3/4/3/134343265/tafimuxijojifivi.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://static1.squarespace.com/static/5fc115d62bbd7406580792b0/t/5fcca0535177ea328cbd52f6/1607245910557/wordpress_remove_login_link.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/f9535164-1ad5-42f5-9008-32ad6b718a98/basic_immunology_abbas_6th_edition.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fe021b0abcbbd6b4858f34c/t/5fe0701a6a6ad7222f487a9b/1608544283359/natuxevefafofivola.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fde88431076b30d0a95c29a/t/5fdec2d7459323513bd577ce/1608434396118/guxodogotolonopir.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbd1174eedf07488260e6da/1606226292713/the_servant_james_hunter_cliff_notes.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/eff8e349-7569-41c8-affc-66e22a69d0b9/heredity_crossword_puzzle_answers.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000c8ef.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC8EF 5252 bytes
SHA-256: 94a969ece44ce98ecc2d0816e7270d4a0da9c2fda492a4631c2ee13179a88324