Malicious PDF — malware analysis report

Static analysis result for SHA-256 30168a3389366ab7…

MALICIOUS

PDF

50.8 KB Created: 2020-08-20 06:58:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: aa11a0b90708b50e7d42f56075fae9ec SHA-1: f54684cd2f972029313649e3eba2f94b88fc5476 SHA-256: 30168a3389366ab799087c963b5de24cc8221fe935c0fae6677c9f4b022339d6
160 Risk Score

Malware Insights

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

The PDF file contains numerous links, including one pointing to a known malicious redirector. The document body and heuristic firings indicate an advance-fee scam lure, likely attempting to trick the user into clicking the malicious link to claim a prize or parcel. The primary malicious IOC is the redirector URL, which likely leads to further malicious content.

Heuristics 4

  • 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.
  • 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.
  • Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LURE
    Document contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
  • 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.cc/pify?keyword=catnapper+owners+manual
    • http://files.carzlyfe.com/uploads/1/3/1/4/131483584/reredupoba.pdf
    • http://lubizoda.athenasbyjoellen.com/uploads/1/3/1/6/131636655/6aa49.pdf
    • http://begotijam.kobrass.com/uploads/1/3/1/8/131858530/subukavemik-pokirol-somatefofijub.pdf
    • http://jesagul.planoviolinlessons.com/uploads/1/3/0/7/130776485/sotikiv-gorina-govejujumetulo.pdf
    • http://rotomoka.totallylogicalfear.com/uploads/1/3/1/3/131380213/poguwumuzije-lubexakewowapen-voramakovikanen.pdf
    • https://cdn.shopify.com/s/files/1/0433/7182/3262/files/3723966506.pdf
    • https://cdn.shopify.com/s/files/1/0434/3123/1644/files/dokolijamofumamilokugiraz.pdf
    • https://cdn.shopify.com/s/files/1/0429/9161/6153/files/gezomif.pdf
    • https://cdn.shopify.com/s/files/1/0429/6772/8279/files/90986883714.pdf
    • https://cdn.shopify.com/s/files/1/0435/1878/7743/files/tolanakolotofo.pdf
    • https://cdn.shopify.com/s/files/1/0440/5297/1685/files/xapokigaxulamesironiwotan.pdf
    • https://cdn.shopify.com/s/files/1/0431/5738/9472/files/venagamiponugizegesir.pdf
    • https://cdn.shopify.com/s/files/1/0427/7701/8524/files/world_bank_newsletter.pdf
    • https://cdn.shopify.com/s/files/1/0432/8760/9497/files/xenazujeve.pdf
    • https://cdn.shopify.com/s/files/1/0438/3201/7058/files/niwaninidapededinebinaw.pdf
    • https://cdn.shopify.com/s/files/1/0431/1787/1255/files/lawexunerogodikiso.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_off00007c49.bin
c853a0a4c6ec398c7b0039c56f66764d48cad3658323437b4b25a49c933b1392
pdf-font-stream PDF embedded font (sfnt) at offset 0x7C49 4912 bytes
font_01_sfnt_off00008cf9.bin
09da8859e487bdc000c22fac17c6ed991d00db4973afbb5f3283c52b5a49718e
pdf-font-stream PDF embedded font (sfnt) at offset 0x8CF9 10316 bytes
font_02_sfnt_off0000b02f.bin
1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361
pdf-font-stream PDF embedded font (sfnt) at offset 0xB02F 4324 bytes