Win.Trojan.Elpapok-1 RTF malware analysis — malicious · b67eec8f8b66c638

MALICIOUS

RTF

40.6 KB First seen: 2015-09-16

MD5: 4810ad67810158853f894909d69ba5f0 SHA-1: e85c71a20bededfc3f26c7ab0244a9d387cec651 SHA-256: b67eec8f8b66c638b442e8b2c1ef1248927c47886080e19f41049a38037f2de3

140 Risk Score

Malware Insights

Win.Trojan.Elpapok-1 · confidence 95%

MITRE ATT&CK

T1203 Exploitation for Client Execution

The RTF document contains an OLE object that triggers the CVE-2012-0158 vulnerability in the MSCOMCTL.ListView control. This indicates the file is designed to exploit this known client-side vulnerability for code execution. ClamAV also identifies the sample as Win.Trojan.Elpapok-1.

Heuristics 4

MSCOMCTL.ListView — CVE-2012-0158 high CVE related CVE_2012_0158

RTF \objdata decodes to OLE data containing the MSCOMCTL.ListView — CVE-2012-0158 CLSID — the vulnerable control/moniker is embedded directly in the document's object stream, the delivery shape of this exploit. RTF objects auto-render when Word opens the file.
ClamAV: Win.Trojan.Elpapok-1 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Win.Trojan.Elpapok-1
OLE object data medium RTF_OBJDATA

RTF contains 1 \objdata section(s) — embedded OLE objects
Suspicious extracted artifact medium 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
`objdata_00_off000000a0.bin`	rtf-objdata-decoded	RTF \objdata at offset 0xA0	5065 bytes
SHA-256: `5b26a6ec5cb485dc3a2c3ee01f16ee91906db7b0b4bbf1870270c07afa12a5b5`
Detection ClamAV: No threats found Obfuscation or payload: likely Static shellcode analysis found candidate code region(s). Indicators: SC_PEB_ACCESS

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