Malicious PDF — malware analysis report

Static analysis result for SHA-256 ab1f01894da53c2c…

MALICIOUS

PDF

276.7 KB Created: 2020-08-14 02:48:40 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 761315cc4f283592ad4f7e35a75f293b SHA-1: 8d0c822b213e4211e0431398caf239f826db551b SHA-256: ab1f01894da53c2caab2f2e218efa28d9c83c7c37f33be72ff206c5a4b806eff
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a critical heuristic firing indicating a malicious redirector link. The embedded URL, https://ttraff.com/pify?keyword=esc+angina+guidelines+2013, is the primary indicator of malicious intent. This suggests the document is designed to lure the user to a compromised or malicious website, likely for further exploitation or credential harvesting.

Heuristics 2

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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://ttraff.com/pify?keyword=esc+angina+guidelines+2013
    • http://files.apsacgots.org/uploads/1/3/1/6/131636807/6985473114f5bd.pdf
    • http://luzimewav.kivistocarwash.com/uploads/1/3/0/7/130738824/8495650.pdf
    • http://files.startfaculty.com/uploads/1/3/1/3/131380666/147015.pdf
    • https://cdn.shopify.com/s/files/1/0432/5936/3496/files/58009592663.pdf
    • https://cdn.shopify.com/s/files/1/0433/6458/1525/files/44954150067.pdf
    • https://cdn.shopify.com/s/files/1/0431/8694/6206/files/abhimaan_bengali_video_song.pdf
    • https://cdn.shopify.com/s/files/1/0434/7713/9613/files/f_to_c_conversion_chart.pdf
    • https://cdn.shopify.com/s/files/1/0429/4092/4063/files/teravo.pdf
    • https://cdn.shopify.com/s/files/1/0432/5359/6322/files/71612082237.pdf
    • https://cdn.shopify.com/s/files/1/0432/6077/2510/files/71617407350.pdf
    • https://cdn.shopify.com/s/files/1/0434/6796/4580/files/juwidagebe.pdf
    • https://cdn.shopify.com/s/files/1/0434/6085/3912/files/piduzuz.pdf
    • https://cdn.shopify.com/s/files/1/0429/2539/2035/files/alice_in_wonderland_file.pdf
    • https://cdn.shopify.com/s/files/1/0432/3989/9304/files/12021410737.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/lejozusuxawunulimedobina.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0003ebd5.bin
2a219dc45226abefee9658e77dde2f74d3cf109a3292d9ab23f2f9199f26d51b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3EBD5 5460 bytes
font_01_sfnt_off0003fe74.bin
c7145c6f9cf1992f97dd2a74b776056ecfdab9c45d8a4a212ae7bd9b6c72507e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3FE74 15348 bytes
font_02_sfnt_off00042ecc.bin
aabbb95e4258a1bccfe6759090a0a8b97a33e8154131110566ffb2eaa8fdb080		 pdf-font-stream PDF embedded font (sfnt) at offset 0x42ECC 16148 bytes

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