Malicious PDF — malware analysis report

Static analysis result for SHA-256 9260ad4ed6138ee0…

MALICIOUS

PDF

58.3 KB Created: 2021-06-09 22:52:02 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 2dd7b869f2f11838d7c667b2e9879c62 SHA-1: cbfdb9064efe66852f61e14c7bc7cf8051c178f9 SHA-256: 9260ad4ed6138ee0a1e5a96658506730c1148ad9eb3e26dbb7f35ef26488277f
154 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous external links, characteristic of a link farm designed to direct users to malicious websites. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution. Although no scripts were explicitly extracted, the PDF structure and heuristic firings suggest it's designed to exploit users by redirecting them to potentially harmful content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9084

Heuristics 4

  • 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
  • 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://pistant.ru/pbw?utm_term=om+namah+shivay+dhun+download+mp3
    • https://zozolexiwu.weebly.com/uploads/1/3/4/3/134343356/2896626.pdf
    • https://saratologikefir.weebly.com/uploads/1/3/4/6/134694013/1606340.pdf
    • https://cdn-cms.f-static.net/uploads/4392220/normal_603f96430c382.pdf
    • https://cdn-cms.f-static.net/uploads/4428335/normal_6048451f66848.pdf
    • https://cdn-cms.f-static.net/uploads/4420599/normal_6015f4d718593.pdf
    • https://tinabatof.weebly.com/uploads/1/3/0/7/130776088/vipogalobove.pdf
    • https://cdn-cms.f-static.net/uploads/4486061/normal_606d4c509f7b6.pdf
    • https://pudixibavumop.weebly.com/uploads/1/3/5/9/135964902/5954b14affeb91.pdf
    • https://gedotelebuguda.weebly.com/uploads/1/3/6/0/136050260/biludutudetozi.pdf
    • https://cdn-cms.f-static.net/uploads/4499317/normal_60661d1204c85.pdf
    • http://mumasenekera.pbworks.com/w/file/fetch/144416988/festival_internacional_de_musica_y_danza_de_granada_2019.pdf
    • https://uploads.strikinglycdn.com/files/79e62b6d-7f32-4e5f-b092-92724010d897/how_to_spot_child_traffickers.pdf
    • https://uploads.strikinglycdn.com/files/ad3469cb-9148-491a-aa01-b20c0acd0204/84926376977.pdf
    • https://uploads.strikinglycdn.com/files/a25e0964-2f3c-4bc6-aa12-f5ab30a6eef8/how_long_should_a_person_be_able_to_hold_a_plank.pdf
    • http://pikalunik.pbworks.com/f/62299525188.pdf
    • https://uploads.strikinglycdn.com/files/02e1eac7-3e3a-43f1-ac07-ce9fe01d6a5b/riketowafeduvisokuxolobe.pdf
    • http://zeladejan.pbworks.com/f/25994161828.pdf
    • https://uploads.strikinglycdn.com/files/1e84c201-1828-4f62-9fc8-f9f764c76979/75274812814.pdf
    • https://uploads.strikinglycdn.com/files/9423e280-77d8-4293-9294-53310d4f70f2/dewalt_drill_driver_combo_kits.pdf
    • https://uploads.strikinglycdn.com/files/630c1cf3-f78b-4bc9-b979-de329c20bdb3/reading_comprehension_passages_2nd_grade.pdf
    • https://uploads.strikinglycdn.com/files/166d0c75-2c6b-46c5-9a6b-1e9bee0f47f9/wafakuxasovabarulurekevex.pdf
    • https://uploads.strikinglycdn.com/files/9ccf3c0d-0dd0-4e66-be7e-8c8a3dcb293d/dell_optiplex_9020_sff_mainboard.pdf
    • https://uploads.strikinglycdn.com/files/d23be21d-ba34-41d1-809f-499b7f9fa9e3/fagor_america_pressure_cooker_replacement_parts.pdf
    • http://punumiboxo.pbworks.com/w/file/fetch/144798420/harbor_breeze_fan_remote_battery_replacement.pdf
    • https://uploads.strikinglycdn.com/files/5624d4aa-bc36-4f25-a803-bedeaed001d1/the_perfumed_garden.pdf