Malicious PDF — malware analysis report

Static analysis result for SHA-256 f4029ba6666b6df1…

MALICIOUS

PDF

40.9 KB Authoring application: SWFTools
MD5: 664024163b6220bbce9f538db915d068 SHA-1: 9b12c8eba383ee5334a985c7ba6e0e6936e17260 SHA-256: f4029ba6666b6df11c7ec98b3150b775627022c3be3fefe82c174c2913222202
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic. These URLs point to other PDF files hosted on various domains. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a malicious classification. The document body itself is largely unreadable due to encoding issues but contains references to the external URLs, suggesting a lure to download or view malicious content.

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://dorseydeportfolio.com/uploads/1/3/0/4/130476760/2645994.pdf
    • http://mold-a-rama.net/uploads/1/3/0/3/130379597/1739020.pdf
    • http://premere-evets.com/uploads/1/3/0/6/130604393/05dc0f8.pdf
    • http://blkafrodite.space/uploads/1/3/0/4/130435947/bixorafegimilev_nutuporifogak_nigetojirepaxi_defojifelig.pdf
    • http://strawberrygoosephotography.com/uploads/1/3/0/5/130539691/xipejiluv_lilagid_kolak.pdf
    • http://mychoice-thefilm.com/uploads/1/3/0/5/130550968/4246030.pdf
    • http://thevisualnarrative.com/uploads/1/3/0/5/130539105/9890217.pdf
    • http://kavozup.bestperles01.fun/uploads/2020/01/28/monar.pdf
    • http://biortonutricion.com/uploads/1/3/0/4/130490915/8888392.pdf
    • http://keyspireducation.com/uploads/1/3/0/6/130639983/xulor_napalisif_kimutet_derajuwagagazuv.pdf
    • http://riversidecountyhistory.org/uploads/1/3/0/6/130603978/130603978.html#estatura+de+leonardo+pasquarelli

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001378.bin
4d13678ed3fb4bd9d9cd0fc15a1e31bb1567cf3b0303865ddc16132a676e53ac
pdf-font-stream PDF embedded font (sfnt) at offset 0x1378 9952 bytes