Emotet Office (OLE) / .DOC malware analysis — malicious · a65f01145c013ceb

MALICIOUS

Office (OLE) / .DOC

186.0 KB Created: 2021-11-24 10:11:00 Authoring application: Microsoft Office Word

MD5: 9e3165b32515da5d2bcfe616b4da1222 SHA-1: ac206888668278b26aaad3bbb57518a4a33c4b2a SHA-256: a65f01145c013ceb05b1088deaf574b2e3f1680bfbdeceb72ffcd07ca91fcfc6

202 Risk Score

Malware Insights

Emotet · confidence 95%

MITRE ATT&CK

T1059.005 Visual Basic T1059.001 PowerShell T1105 Ingress Tool Transfer

The ClamAV detection 'Doc.Downloader.EmotetRedDawn11210-9912807-0' strongly suggests the Emotet family. The VBA macro contains logic to reconstruct a list of URLs and then attempts to download and execute a second-stage payload. The reconstructed URLs include 'http://cuoihiutiagiua.com/aecidostage/2gxyA5uNl6VPDUQA/', 'http://ckfoods.net/ALFA_DATA/fdems/', and others, which are likely sources for the payload. The script also references Windows paths like 'C:\ProgramData\' and 'C:\Windows\SysWow64\', indicating potential execution locations.

Heuristics 6

ClamAV: Doc.Downloader.EmotetRedDawn11210-9912807-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Doc.Downloader.EmotetRedDawn11210-9912807-0
Reference to WinExec API high SC_STR_WINEXEC

Reference to WinExec API
CreateObject call high OLE_VBA_CREATEOBJ

CreateObject call
Suspicious extracted artifact high 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.
VBA macros detected medium OLE_VBA_MACROS

Document contains VBA macro code
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 http://schemas.openxmlformats.org/drawingml/2006/main

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`macros.bas` `3d8e72d52b5d32200311f6c91c1043b980c8bcbcb72a5cc3cecd6e3758f21ece`	vba-macro	oletools.olevba.extract_macros (decoded VBA source)	20963 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved macro source contains an auto-exec entry point and execution/download terms.

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