PDF / .TXT malware analysis — malicious · b6c6fbeb5e5b7279

MALICIOUS

PDF / .TXT

3.4 KB

MD5: e2b9c12a4e30a4f177b0d7d739852812 SHA-1: 3870681288c75b39aa1d5abb6fa1e761aec5f564 SHA-256: b6c6fbeb5e5b72792b45ce8f3f475c8af5971e399703c8f3c0e3ebc61cbb45d6

78 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The PDF file contains indicators of the CVE-2010-0188 exploit, targeting a vulnerability in Adobe Reader's handling of XFA forms and TIFF images. This exploit is designed to execute arbitrary code, likely to download and run a second-stage payload. The presence of XFA and ASCII85Decode filters further supports this attack vector.

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` `257f5a3317a1ba5c4e4bc2d67122f3f0217efa025586057d051126a31d63f922`	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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