Malicious PDF — malware analysis report

Static analysis result for SHA-256 b02801cce7fd85d5…

MALICIOUS

PDF

46.8 KB Authoring application: PDFedit
MD5: 5efca9fb29951b5abb52b6b58e3acfb0 SHA-1: a7ab77ea72345d519b82f3f3cf20537bd6bae42e SHA-256: b02801cce7fd85d5761c2ac0c2f8b9d474718aca8b3f13a7850f75429b876c0d
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded links to external PDF files hosted on various domains, indicative of a link farm or a phishing campaign. The ClamAV heuristic 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic-driving intent. No scripts were extracted from this sample, and the document body content is heavily obfuscated and unreadable, preventing a more detailed analysis of the lure.

Heuristics 3

  • 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.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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 http://therockstarwithinyou.com/uploads/1/3/0/3/130323190/51f2a08012b72.pdf
    • http://culinarianconcierge.com/uploads/1/3/0/5/130588165/mabanulodisegof.pdf
    • http://mynaturalhairspa.com/uploads/1/3/0/3/130323163/5434449.pdf
    • http://maries-lingerie.com/uploads/1/3/0/8/130874614/naduxexafavel.pdf
    • http://opal-fig.com/uploads/1/3/0/7/130775987/905494.pdf
    • http://www.thegymofbakersfield.com/uploads/1/3/0/8/130814631/5079749.pdf
    • http://abra-maquillos.com/uploads/1/3/0/6/130621636/9999036.pdf
    • http://milwaukeetoireland.com/uploads/1/3/0/6/130639706/7804259.pdf
    • http://crystalroseco.com/uploads/1/3/0/6/130603895/xonur-jebafik.pdf
    • http://cigarlife365.shop/uploads/1/3/0/6/130603971/fezofinuguvis.pdf
    • http://elitehockeyleagues.com/uploads/1/3/0/2/130271001/nejewa.pdf
    • http://tactical-valkyrie.com/uploads/1/3/0/7/130739772/4757343.pdf
    • http://2g625.slpny.com/uploads/1/3/0/6/130640019/130640019.html#disacaridos+y+polisacaridos

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003acb.bin
779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3ACB 16036 bytes
font_01_sfnt_off00004f06.bin
75a9a3d709d1745a0a60d2c39825136e2792d50a62e65b3900ddd4524647ef03		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4F06 3324 bytes
font_02_sfnt_off00005d3e.bin
87c44ea1588d939f144cc316c2d041252b4be07bc068ca324b62f3d73b7ff1ed		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5D3E 9092 bytes

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