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Windows Analysis Report
wgJ5YjI2QO.dll

Overview

General Information

Sample Name:wgJ5YjI2QO.dll
Analysis ID:626490
MD5:992ff50bf2c751ac906a6868da38b4fb
SHA1:8749e61cf3e6a151b15fdc6d0a01c1966d254dc4
SHA256:9247ea9d5a188b6291f4093eb6fff8ac231c3ea72df8f21d4d227c3499d99c8c
Tags:exe
Infos:

Detection

Emotet
Score:76
Range:0 - 100
Whitelisted:false
Confidence:100%

Signatures

Multi AV Scanner detection for submitted file
Yara detected Emotet
System process connects to network (likely due to code injection or exploit)
Antivirus detection for URL or domain
Hides that the sample has been downloaded from the Internet (zone.identifier)
Queries the volume information (name, serial number etc) of a device
One or more processes crash
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to query locales information (e.g. system language)
Deletes files inside the Windows folder
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Creates files inside the system directory
Internet Provider seen in connection with other malware
Detected potential crypto function
Found evasive API chain (may stop execution after checking a module file name)
JA3 SSL client fingerprint seen in connection with other malware
Contains functionality to dynamically determine API calls
HTTP GET or POST without a user agent
IP address seen in connection with other malware
PE file contains an invalid checksum
Tries to load missing DLLs
Drops PE files to the windows directory (C:\Windows)
Checks if the current process is being debugged
Registers a DLL
Launches processes in debugging mode, may be used to hinder debugging
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Queries disk information (often used to detect virtual machines)
Creates a process in suspended mode (likely to inject code)

Classification

  • System is w10x64
  • loaddll64.exe (PID: 7016 cmdline: loaddll64.exe "C:\Users\user\Desktop\wgJ5YjI2QO.dll" MD5: 4E8A40CAD6CCC047914E3A7830A2D8AA)
    • cmd.exe (PID: 7064 cmdline: cmd.exe /C rundll32.exe "C:\Users\user\Desktop\wgJ5YjI2QO.dll",#1 MD5: 4E2ACF4F8A396486AB4268C94A6A245F)
      • rundll32.exe (PID: 7112 cmdline: rundll32.exe "C:\Users\user\Desktop\wgJ5YjI2QO.dll",#1 MD5: 73C519F050C20580F8A62C849D49215A)
    • regsvr32.exe (PID: 7100 cmdline: regsvr32.exe /s C:\Users\user\Desktop\wgJ5YjI2QO.dll MD5: D78B75FC68247E8A63ACBA846182740E)
      • regsvr32.exe (PID: 6280 cmdline: C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KiAiForPK\zlxWteloxtTITR.dll" MD5: D78B75FC68247E8A63ACBA846182740E)
    • rundll32.exe (PID: 7128 cmdline: rundll32.exe C:\Users\user\Desktop\wgJ5YjI2QO.dll,DllRegisterServer MD5: 73C519F050C20580F8A62C849D49215A)
    • rundll32.exe (PID: 6224 cmdline: rundll32.exe C:\Users\user\Desktop\wgJ5YjI2QO.dll,DllUnregisterServer MD5: 73C519F050C20580F8A62C849D49215A)
      • WerFault.exe (PID: 5556 cmdline: C:\Windows\system32\WerFault.exe -u -p 6224 -s 328 MD5: 2AFFE478D86272288BBEF5A00BBEF6A0)
      • WerFault.exe (PID: 6500 cmdline: C:\Windows\system32\WerFault.exe -u -p 6224 -s 328 MD5: 2AFFE478D86272288BBEF5A00BBEF6A0)
  • svchost.exe (PID: 6440 cmdline: C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS MD5: 32569E403279B3FD2EDB7EBD036273FA)
  • svchost.exe (PID: 6616 cmdline: C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService MD5: 32569E403279B3FD2EDB7EBD036273FA)
  • svchost.exe (PID: 4360 cmdline: C:\Windows\System32\svchost.exe -k netsvcs -p MD5: 32569E403279B3FD2EDB7EBD036273FA)
  • svchost.exe (PID: 6264 cmdline: C:\Windows\System32\svchost.exe -k netsvcs -p MD5: 32569E403279B3FD2EDB7EBD036273FA)
  • svchost.exe (PID: 6400 cmdline: C:\Windows\System32\svchost.exe -k netsvcs -p MD5: 32569E403279B3FD2EDB7EBD036273FA)
  • svchost.exe (PID: 2508 cmdline: C:\Windows\System32\svchost.exe -k netsvcs -p MD5: 32569E403279B3FD2EDB7EBD036273FA)
  • cleanup
No configs have been found
SourceRuleDescriptionAuthorStrings
00000004.00000002.469251715.0000000180001000.00000020.00001000.00020000.00000000.sdmpJoeSecurity_Emotet_1Yara detected EmotetJoe Security
    00000006.00000002.845620253.0000000000830000.00000040.00001000.00020000.00000000.sdmpJoeSecurity_Emotet_1Yara detected EmotetJoe Security
      00000005.00000000.496285475.0000020B82310000.00000040.00001000.00020000.00000000.sdmpJoeSecurity_Emotet_1Yara detected EmotetJoe Security
        00000005.00000002.509254833.0000020B82310000.00000040.00001000.00020000.00000000.sdmpJoeSecurity_Emotet_1Yara detected EmotetJoe Security
          00000006.00000002.846026489.0000000180001000.00000020.00001000.00020000.00000000.sdmpJoeSecurity_Emotet_1Yara detected EmotetJoe Security
            Click to see the 9 entries
            SourceRuleDescriptionAuthorStrings
            5.0.rundll32.exe.20b82310000.1.unpackJoeSecurity_Emotet_1Yara detected EmotetJoe Security
              4.2.rundll32.exe.17e42090000.0.raw.unpackJoeSecurity_Emotet_1Yara detected EmotetJoe Security
                2.2.regsvr32.exe.23e0000.0.unpackJoeSecurity_Emotet_1Yara detected EmotetJoe Security
                  6.2.regsvr32.exe.830000.1.raw.unpackJoeSecurity_Emotet_1Yara detected EmotetJoe Security
                    6.2.regsvr32.exe.830000.1.unpackJoeSecurity_Emotet_1Yara detected EmotetJoe Security
                      Click to see the 9 entries
                      No Sigma rule has matched
                      No Snort rule has matched

                      Click to jump to signature section

                      Show All Signature Results

                      AV Detection

                      barindex
                      Source: wgJ5YjI2QO.dllVirustotal: Detection: 32%Perma Link
                      Source: https://23.239.0.12/efaultAvira URL Cloud: Label: malware
                      Source: https://23.239.0.12/IAvira URL Cloud: Label: malware
                      Source: unknownHTTPS traffic detected: 23.239.0.12:443 -> 192.168.2.5:49768 version: TLS 1.2