PDF / .TXT malware analysis — malicious · ceb7ee335ddd3ff4

MALICIOUS

PDF / .TXT

3.4 KB

MD5: 4db3a94f2b7adc498ca08ea273957ee9 SHA-1: 3cfd832969b2e661c314ed60db0e5b06c33ef614 SHA-256: ceb7ee335ddd3ff4c3542f8bb3e760726d2cc416dcde2c8c5ce52a186f7b2e96

78 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution T1566.001 Phishing: Spearphishing Attachment

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating it exploits a vulnerability in Adobe Reader related to LibTIFF and XFA images. The exploit appears to be embedded within a decompressed PDF stream. No scripts were extracted, and the document body was unreadable, but the exploit itself is the primary indicator of malicious intent.

Heuristics 4

Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188

PDF contains XFA image data with an inline crafted TIFF payload and shellcode/delivery markers. This is the data-bound variant of the CVE-2010-0188 Adobe Reader LibTIFF/XFA exploit shape.
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
ASCII85Decode filter (with exploit indicators) low PDF_FILTER_85

ASCII85 encoding filter present alongside exploit delivery indicators — uncommon outside of obfuscation
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_000_off000001e9.bin` `ad586af0258f53681323a1d6d95cf54578d049d17cffde82be2212857b9a61e6`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x1E9	13469 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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