Malicious PDF — malware analysis report

Static analysis result for SHA-256 0182ecb8232c6505…

MALICIOUS

PDF

50.6 KB Created: 2021-01-13 17:41:35 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 23b59a00b68ac4237ef9b8598a8704c8 SHA-1: e34b27f0c470c22405d8320eaf5fda7a2224a510 SHA-256: 0182ecb8232c6505021802cd502da7232edf73281aa446d4bdb0287ae924e188
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document contains numerous embedded URLs, many pointing to disposable hosting services, and is flagged by ML classifiers and ClamAV as malicious. The document body, though heavily obfuscated, appears to contain keywords related to a bus station, suggesting a lure for phishing or malware distribution. The presence of external URIs and the link farm heuristic indicate an attempt to redirect the user to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6925

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://traffking.ru/aws?utm_term=autobuska+stanica+novi+sad+informacije+telefon
    • https://site-1202168.mozfiles.com/files/1202168/xapemogaxaxanamaxol.pdf
    • https://cdn.sqhk.co/pemejurove/ithgXWF/gudisadotowuzadinozisur.pdf
    • https://cdn.sqhk.co/xupasutejos/KgeBihI/duo_mobile_app_nyu.pdf
    • https://site-1176160.mozfiles.com/files/1176160/download_cube_physics_simulation.pdf
    • https://penopamez.weebly.com/uploads/1/3/4/4/134496097/632e03cbe.pdf
    • https://site-1172123.mozfiles.com/files/1172123/zoponekizi.pdf
    • https://site-1180826.mozfiles.com/files/1180826/98882212570.pdf
    • https://site-1177516.mozfiles.com/files/1177516/bejeweled_stars_free_match_3_mod_apk.pdf
    • https://pevugubak.weebly.com/uploads/1/3/2/7/132740457/862f27556c.pdf
    • https://mepubigavij.weebly.com/uploads/1/3/4/5/134599646/jufekiledevat-vabipabaxuzala-kosaxojarit.pdf
    • https://site-1189081.mozfiles.com/files/1189081/66454371170.pdf
    • https://site-1215606.mozfiles.com/files/1215606/64196268283.pdf
    • https://site-1172540.mozfiles.com/files/1172540/bangladesh_govt_holiday_calendar_2018.pdf
    • https://s3.amazonaws.com/zoxewudunigus/havoc_demon_hunter_mythic_plus_guide.pdf
    • https://s3.amazonaws.com/jemazejodep/pokapulivezovawuxirivev.pdf

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