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Windows
Analysis Report
Rechnung.xls
Overview
General Information
Detection
Hidden Macro 4.0, Emotet
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Multi AV Scanner detection for submitted file
Document exploit detected (drops PE files)
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Yara detected Emotet
System process connects to network (likely due to code injection or exploit)
Document exploit detected (creates forbidden files)
Antivirus detection for URL or domain
Found malicious Excel 4.0 Macro
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Office process drops PE file
Found Excel 4.0 Macro with suspicious formulas
Machine Learning detection for dropped file
Drops PE files to the user root directory
Hides that the sample has been downloaded from the Internet (zone.identifier)
Document exploit detected (process start blacklist hit)
Document exploit detected (UrlDownloadToFile)
Queries the volume information (name, serial number etc) of a device
Contains functionality to check if a debugger is running (IsDebuggerPresent)
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Creates files inside the system directory
Detected potential crypto function
Found potential string decryption / allocating functions
Found evasive API chain (may stop execution after checking a module file name)
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
JA3 SSL client fingerprint seen in connection with other malware
Contains functionality to dynamically determine API calls
Found dropped PE file which has not been started or loaded
Potential document exploit detected (performs DNS queries)
IP address seen in connection with other malware
Downloads executable code via HTTP
Found a hidden Excel 4.0 Macro sheet
Potential document exploit detected (unknown TCP traffic)
PE file contains an invalid checksum
Drops PE files
Uses a known web browser user agent for HTTP communication
Drops PE files to the windows directory (C:\Windows)
Detected TCP or UDP traffic on non-standard ports
Registers a DLL
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Drops PE files to the user directory
Dropped file seen in connection with other malware
Found large amount of non-executed APIs
Potential document exploit detected (performs HTTP gets)
Creates a process in suspended mode (likely to inject code)
Classification
- System is w7x64
- EXCEL.EXE (PID: 2560 cmdline:
"C:\Progra m Files\Mi crosoft Of fice\Offic e14\EXCEL. EXE" /auto mation -Em bedding MD5: D53B85E21886D2AF9815C377537BCAC3) - regsvr32.exe (PID: 2632 cmdline:
C:\Windows \System32\ regsvr32.e xe /S ..\u xevr1.ocx MD5: 59BCE9F07985F8A4204F4D6554CFF708) - regsvr32.exe (PID: 2440 cmdline:
C:\Windows \system32\ regsvr32.e xe "C:\Win dows\syste m32\ITAzDM JQNXvQb\pS Ywk.dll" MD5: 59BCE9F07985F8A4204F4D6554CFF708) - regsvr32.exe (PID: 2548 cmdline:
C:\Windows \System32\ regsvr32.e xe /S ..\u xevr2.ocx MD5: 59BCE9F07985F8A4204F4D6554CFF708) - regsvr32.exe (PID: 1952 cmdline:
C:\Windows \system32\ regsvr32.e xe "C:\Win dows\syste m32\MTAKuN EHAAsvRsb\ hgVDSaDXCh bCzdU.dll" MD5: 59BCE9F07985F8A4204F4D6554CFF708) - regsvr32.exe (PID: 1252 cmdline:
C:\Windows \System32\ regsvr32.e xe /S ..\u xevr3.ocx MD5: 59BCE9F07985F8A4204F4D6554CFF708) - regsvr32.exe (PID: 2208 cmdline:
C:\Windows \system32\ regsvr32.e xe "C:\Win dows\syste m32\GistaK epWrpVA\oA aDhgd.dll" MD5: 59BCE9F07985F8A4204F4D6554CFF708) - regsvr32.exe (PID: 1216 cmdline:
C:\Windows \System32\ regsvr32.e xe /S ..\u xevr4.ocx MD5: 59BCE9F07985F8A4204F4D6554CFF708)
- cleanup
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
Click to see the 7 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
JoeSecurity_Emotet_1 | Yara detected Emotet | Joe Security | ||
Click to see the 7 entries |
⊘No Sigma rule has matched
⊘No Snort rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Source: | URL Reputation: | ||
Source: | Avira URL Cloud: | ||
Source: | Avira URL Cloud: | ||
Source: | URL Reputation: | ||
Source: | Avira URL Cloud: | ||
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Source: | Avira URL Cloud: |
Source: | Virustotal: | Perma Link | ||
Source: | Virustotal: | Perma Link |
Source: | ReversingLabs: | |||
Source: | ReversingLabs: | |||
Source: | Metadefender: | Perma Link | ||
Source: | ReversingLabs: |
Source: | Joe Sandbox ML: | ||
Source: | Joe Sandbox ML: | ||
Source: | Joe Sandbox ML: | ||
Source: | Joe Sandbox ML: | ||
Source: | Joe Sandbox ML: | ||
Source: | Joe Sandbox ML: |
Source: | File opened: | Jump to behavior |
Source: | HTTPS traffic detected: | ||
Source: | HTTPS traffic detected: |
Source: | Code function: | 4_2_00000001800248B0 | |
Source: | Code function: | 6_2_00000001800248B0 | |
Source: | Code function: | 8_2_00000001800248B0 |
Software Vulnerabilities |
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Source: | File created: | Jump to dropped file |
Source: | File created: | Jump to behavior | ||
Source: | File created: | Jump to behavior | ||
Source: | File created: | Jump to behavior |
Source: | Process created: |
Source: | Section loaded: | Jump to behavior |
Source: | DNS query: |
Source: | TCP traffic: |
Source: | TCP traffic: |
Networking |
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Source: | Network Connect: | Jump to behavior |
Source: | JA3 fingerprint: |
Source: | IP Address: | ||
Source: | IP Address: |
Source: | HTTP traffic detected: |