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Windows Analysis Report 5i3yQOSqTm.dll
Overview
General Information
| Sample Name: | 5i3yQOSqTm.dll |
| Analysis ID: | 532299 |
| MD5: | 1e3db971ac31b856864c12b55bcc4435 |
| SHA1: | 8f47d8c2d75df496a20b5ddaec949f9524c60a66 |
| SHA256: | df1aec18655ffd091bac7e217ad7334c30d99bd906ec9269d0a38c5c92267fbd |
| Tags: | 32dllexetrojan |
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Detection
Emotet
| Score: | 80 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Multi AV Scanner detection for submitted file
Yara detected Emotet
Sigma detected: Emotet RunDLL32 Process Creation
Changes security center settings (notifications, updates, antivirus, firewall)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Uses 32bit PE files
One or more processes crash
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Deletes files inside the Windows folder
May sleep (evasive loops) to hinder dynamic analysis
Checks if Antivirus/Antispyware/Firewall program is installed (via WMI)
Uses code obfuscation techniques (call, push, ret)
Creates files inside the system directory
Detected potential crypto function
Contains functionality to query CPU information (cpuid)
Found potential string decryption / allocating functions
Contains functionality to dynamically determine API calls
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Abnormal high CPU Usage
Creates a DirectInput object (often for capturing keystrokes)
AV process strings found (often used to terminate AV products)
Contains functionality to read the PEB
Drops PE files to the windows directory (C:\Windows)
Checks if the current process is being debugged
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Classification
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| Multi AV Scanner detection for submitted file |
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| Uses 32bit PE files |
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Code function: |
0_2_6EA20927 | |
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2_2_6EA20927 | |
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