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Analysis Report qMus8K6kXx.dll

Overview

General Information

Sample Name:qMus8K6kXx.dll
Analysis ID:392881
MD5:a789cbe1be2a6e99de90f65c5213c992
SHA1:d70b6c72da60fa4dc4c2b0ec32bcc41887721535
SHA256:01c6da823713aeb976fea61d010524859d104cba25fe2570855f21828df32086
Tags:40111Dridex
Infos:

Most interesting Screenshot:

Detection

Dridex Dropper
Score:60
Range:0 - 100
Whitelisted:false
Confidence:100%

Signatures

Dridex dropper found
Machine Learning detection for sample
Tries to delay execution (extensive OutputDebugStringW loop)
Tries to detect sandboxes / dynamic malware analysis system (file name check)
Abnormal high CPU Usage
Antivirus or Machine Learning detection for unpacked file
Creates a process in suspended mode (likely to inject code)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
One or more processes crash
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Uses 32bit PE files

Classification

Startup

  • System is w10x64
  • loaddll32.exe (PID: 1536 cmdline: loaddll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll' MD5: 542795ADF7CC08EFCF675D65310596E8)
    • cmd.exe (PID: 1240 cmdline: cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1 MD5: F3BDBE3BB6F734E357235F4D5898582D)
      • rundll32.exe (PID: 6072 cmdline: rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1 MD5: D7CA562B0DB4F4DD0F03A89A1FDAD63D)
    • rundll32.exe (PID: 4720 cmdline: rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',ReadLogRecord MD5: D7CA562B0DB4F4DD0F03A89A1FDAD63D)
    • WerFault.exe (PID: 5792 cmdline: C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 416 MD5: 9E2B8ACAD48ECCA55C0230D63623661B)
  • cleanup

Malware Configuration

No configs have been found

Yara Overview

No yara matches

Sigma Overview

No Sigma rule has matched

Signature Overview

Click to jump to signature section

Show All Signature Results

AV Detection:

barindex
Machine Learning detection for sampleShow sources
Source: qMus8K6kXx.dllJoe Sandbox ML: detected
Source: 0.2.loaddll32.exe.ec0000.1.unpackAvira: Label: TR/ATRAPS.Gen2
Source: qMus8K6kXx.dllStatic PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL
Source: qMus8K6kXx.dllStatic PE information: TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Source: Binary string: opengl32.pdb source: WerFault.exe, 00000012.00000003.557115775.0000000005060000.00000004.00000040.sdmp
Source: Binary string: wgdi32full.pdb source: WerFault.exe, 00000012.00000003.557121244.0000000005064000.00000004.00000040.sdmp
Source: Binary string: wkernel32.pdb source: WerFault.exe, 00000012.00000003.551211425.0000000000DB1000.00000004.00000001.sdmp
Source: Binary string: sechost.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: ucrtbase.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wgdi32full.pdbk source: WerFault.exe, 00000012.00000003.557121244.0000000005064000.00000004.00000040.sdmp
Source: Binary string: msvcrt.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wntdll.pdbUGP source: rundll32.exe, 00000002.00000003.286166045.000000004B280000.00000004.00000001.sdmp, rundll32.exe, 00000005.00000003.353723939.000000004B280000.00000004.00000001.sdmp
Source: Binary string: glu32.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wrpcrt4.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wntdll.pdb source: rundll32.exe, 00000002.00000003.286166045.000000004B280000.00000004.00000001.sdmp, rundll32.exe, 00000005.00000003.353723939.000000004B280000.00000004.00000001.sdmp, WerFault.exe, 00000012.00000003.552765546.0000000000DAB000.00000004.00000001.sdmp
Source: Binary string: ole32.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wgdi32.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: advapi32.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wsspicli.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: fffp4.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp, qMus8K6kXx.dll
Source: Binary string: msvcp_win.pdb source: WerFault.exe, 00000012.00000003.557115775.0000000005060000.00000004.00000040.sdmp
Source: Binary string: cryptbase.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wkernelbase.pdb source: WerFault.exe, 00000012.00000003.551555159.0000000000DB7000.00000004.00000001.sdmp
Source: Binary string: wimm32.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wkernelbase.pdb( source: WerFault.exe, 00000012.00000003.551555159.0000000000DB7000.00000004.00000001.sdmp
Source: Binary string: bcryptprimitives.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wwin32u.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: combase.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wkernel32.pdb( source: WerFault.exe, 00000012.00000003.551211425.0000000000DB1000.00000004.00000001.sdmp
Source: Binary string: wimm32.pdb\ source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: apphelp.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wuser32.pdb source: WerFault.exe, 00000012.00000003.557115775.0000000005060000.00000004.00000040.sdmp
Source: Binary string: wntdll.pdbk source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: a1pjr4pCReportStore::Prune: MaxReportCount=%d MaxSizeInMb=%dRSDSwkernel32.pdb source: WerFault.exe, 00000012.00000002.575659374.0000000000A92000.00000004.00000010.sdmp
Source: Binary string: wntdll.pdb( source: WerFault.exe, 00000012.00000003.551204253.0000000000DAB000.00000004.00000001.sdmp
Source: qMus8K6kXx.dllString found in binary or memory: http://ansicon.adoxa.vze.com/6

E-Banking Fraud:

barindex
Dridex dropper foundShow sources
Source: Initial fileSignature Results: Dridex dropper behavior
Source: C:\Windows\SysWOW64\rundll32.exeProcess Stats: CPU usage > 98%
Source: C:\Windows\System32\loaddll32.exeProcess created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 416
Source: qMus8K6kXx.dllBinary or memory string: OriginalFilenameANSI32.dll0 vs qMus8K6kXx.dll
Source: qMus8K6kXx.dllStatic PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL
Source: qMus8K6kXx.dllStatic PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: classification engineClassification label: mal60.bank.evad.winDLL@8/4@0/1
Source: C:\Windows\SysWOW64\WerFault.exeMutant created: \Sessions\1\BaseNamedObjects\Local\WERReportingForProcess1536
Source: C:\Windows\SysWOW64\WerFault.exeFile created: C:\ProgramData\Microsoft\Windows\WER\Temp\WER4CA2.tmpJump to behavior
Source: qMus8K6kXx.dllStatic PE information: Section: .text IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
Source: C:\Windows\System32\loaddll32.exeKey opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers
Source: C:\Windows\SysWOW64\cmd.exeProcess created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
Source: unknownProcess created: C:\Windows\System32\loaddll32.exe loaddll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll'
Source: C:\Windows\System32\loaddll32.exeProcess created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
Source: C:\Windows\SysWOW64\cmd.exeProcess created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
Source: C:\Windows\System32\loaddll32.exeProcess created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',ReadLogRecord
Source: C:\Windows\System32\loaddll32.exeProcess created: C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 416
Source: C:\Windows\System32\loaddll32.exeProcess created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
Source: C:\Windows\System32\loaddll32.exeProcess created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',ReadLogRecord
Source: C:\Windows\SysWOW64\cmd.exeProcess created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
Source: qMus8K6kXx.dllStatic PE information: TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
Source: qMus8K6kXx.dllStatic PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: Binary string: opengl32.pdb source: WerFault.exe, 00000012.00000003.557115775.0000000005060000.00000004.00000040.sdmp
Source: Binary string: wgdi32full.pdb source: WerFault.exe, 00000012.00000003.557121244.0000000005064000.00000004.00000040.sdmp
Source: Binary string: wkernel32.pdb source: WerFault.exe, 00000012.00000003.551211425.0000000000DB1000.00000004.00000001.sdmp
Source: Binary string: sechost.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: ucrtbase.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wgdi32full.pdbk source: WerFault.exe, 00000012.00000003.557121244.0000000005064000.00000004.00000040.sdmp
Source: Binary string: msvcrt.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wntdll.pdbUGP source: rundll32.exe, 00000002.00000003.286166045.000000004B280000.00000004.00000001.sdmp, rundll32.exe, 00000005.00000003.353723939.000000004B280000.00000004.00000001.sdmp
Source: Binary string: glu32.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wrpcrt4.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wntdll.pdb source: rundll32.exe, 00000002.00000003.286166045.000000004B280000.00000004.00000001.sdmp, rundll32.exe, 00000005.00000003.353723939.000000004B280000.00000004.00000001.sdmp, WerFault.exe, 00000012.00000003.552765546.0000000000DAB000.00000004.00000001.sdmp
Source: Binary string: ole32.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wgdi32.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: advapi32.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wsspicli.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: fffp4.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp, qMus8K6kXx.dll
Source: Binary string: msvcp_win.pdb source: WerFault.exe, 00000012.00000003.557115775.0000000005060000.00000004.00000040.sdmp
Source: Binary string: cryptbase.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wkernelbase.pdb source: WerFault.exe, 00000012.00000003.551555159.0000000000DB7000.00000004.00000001.sdmp
Source: Binary string: wimm32.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: wkernelbase.pdb( source: WerFault.exe, 00000012.00000003.551555159.0000000000DB7000.00000004.00000001.sdmp
Source: Binary string: bcryptprimitives.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wwin32u.pdb source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: combase.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wkernel32.pdb( source: WerFault.exe, 00000012.00000003.551211425.0000000000DB1000.00000004.00000001.sdmp
Source: Binary string: wimm32.pdb\ source: WerFault.exe, 00000012.00000003.557127342.0000000005067000.00000004.00000040.sdmp
Source: Binary string: apphelp.pdb source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: wuser32.pdb source: WerFault.exe, 00000012.00000003.557115775.0000000005060000.00000004.00000040.sdmp
Source: Binary string: wntdll.pdbk source: WerFault.exe, 00000012.00000003.557079049.0000000005091000.00000004.00000001.sdmp
Source: Binary string: a1pjr4pCReportStore::Prune: MaxReportCount=%d MaxSizeInMb=%dRSDSwkernel32.pdb source: WerFault.exe, 00000012.00000002.575659374.0000000000A92000.00000004.00000010.sdmp
Source: Binary string: wntdll.pdb( source: WerFault.exe, 00000012.00000003.551204253.0000000000DAB000.00000004.00000001.sdmp
Source: initial sampleStatic PE information: section name: .text entropy: 7.55877156847
Source: C:\Windows\SysWOW64\rundll32.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\rundll32.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: FAILCRITICALERRORS | NOGPFAULTERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX
Source: C:\Windows\SysWOW64\WerFault.exeProcess information set: NOOPENFILEERRORBOX

Malware Analysis System Evasion:

barindex
Tries to delay execution (extensive OutputDebugStringW loop)Show sources
Source: C:\Windows\SysWOW64\rundll32.exeSection loaded: OutputDebugStringW count: 1603
Tries to detect sandboxes / dynamic malware analysis system (file name check)Show sources
Source: C:\Windows\System32\loaddll32.exeSection loaded: \KnownDlls32\testapp.exe
Source: C:\Windows\SysWOW64\rundll32.exeSection loaded: \KnownDlls32\testapp.exe
Source: C:\Windows\SysWOW64\rundll32.exeSection loaded: \KnownDlls32\testapp.exe
Source: C:\Windows\SysWOW64\rundll32.exeWindow / User API: threadDelayed 916
Source: C:\Windows\SysWOW64\rundll32.exeWindow / User API: threadDelayed 684
Source: C:\Windows\SysWOW64\rundll32.exeLast function: Thread delayed
Source: C:\Windows\SysWOW64\rundll32.exeLast function: Thread delayed
Source: C:\Windows\SysWOW64\rundll32.exeLast function: Thread delayed
Source: C:\Windows\SysWOW64\rundll32.exeLast function: Thread delayed
Source: C:\Windows\System32\loaddll32.exeThread delayed: delay time: 120000
Source: WerFault.exe, 00000012.00000002.579940482.0000000004DC0000.00000002.00000001.sdmpBinary or memory string: A Virtual Machine could not be started because Hyper-V is not installed.
Source: WerFault.exe, 00000012.00000002.579940482.0000000004DC0000.00000002.00000001.sdmpBinary or memory string: A communication protocol error has occurred between the Hyper-V Host and Guest Compute Service.
Source: WerFault.exe, 00000012.00000002.579940482.0000000004DC0000.00000002.00000001.sdmpBinary or memory string: The communication protocol version between the Hyper-V Host and Guest Compute Services is not supported.
Source: WerFault.exe, 00000012.00000002.579940482.0000000004DC0000.00000002.00000001.sdmpBinary or memory string: An unknown internal message was received by the Hyper-V Compute Service.
Source: C:\Windows\SysWOW64\cmd.exeProcess created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
Source: C:\Windows\SysWOW64\rundll32.exeKey value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid

Mitre Att&ck Matrix

Initial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionExfiltrationCommand and ControlNetwork EffectsRemote Service EffectsImpact
Valid AccountsWindows Management InstrumentationPath InterceptionProcess Injection11Rundll321OS Credential DumpingSecurity Software Discovery11Remote ServicesData from Local SystemExfiltration Over Other Network MediumData ObfuscationEavesdrop on Insecure Network CommunicationRemotely Track Device Without AuthorizationModify System Partition
Default AccountsScheduled Task/JobBoot or Logon Initialization ScriptsBoot or Logon Initialization ScriptsVirtualization/Sandbox Evasion21LSASS MemoryVirtualization/Sandbox Evasion21Remote Desktop ProtocolData from Removable MediaExfiltration Over BluetoothJunk DataExploit SS7 to Redirect Phone Calls/SMSRemotely Wipe Data Without AuthorizationDevice Lockout
Domain AccountsAt (Linux)Logon Script (Windows)Logon Script (Windows)Software Packing3Security Account ManagerApplication Window Discovery1SMB/Windows Admin SharesData from Network Shared DriveAutomated ExfiltrationSteganographyExploit SS7 to Track Device LocationObtain Device Cloud BackupsDelete Device Data
Local AccountsAt (Windows)Logon Script (Mac)Logon Script (Mac)Process Injection11NTDSSystem Information Discovery2Distributed Component Object ModelInput CaptureScheduled TransferProtocol ImpersonationSIM Card SwapCarrier Billing Fraud
Cloud AccountsCronNetwork Logon ScriptNetwork Logon ScriptObfuscated Files or Information1LSA SecretsRemote System DiscoverySSHKeyloggingData Transfer Size LimitsFallback ChannelsManipulate Device CommunicationManipulate App Store Rankings or Ratings

Behavior Graph

Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 392881 Sample: qMus8K6kXx.dll Startdate: 19/04/2021 Architecture: WINDOWS Score: 60 23 Dridex dropper found 2->23 25 Machine Learning detection for sample 2->25 7 loaddll32.exe 1 2->7         started        process3 signatures4 31 Tries to detect sandboxes / dynamic malware analysis system (file name check) 7->31 10 cmd.exe 1 7->10         started        12 rundll32.exe 7->12         started        15 WerFault.exe 3 9 7->15         started        process5 dnsIp6 18 rundll32.exe 10->18         started        33 Tries to detect sandboxes / dynamic malware analysis system (file name check) 12->33 21 192.168.2.1 unknown unknown 15->21 signatures7 process8 signatures9 27 Tries to detect sandboxes / dynamic malware analysis system (file name check) 18->27 29 Tries to delay execution (extensive OutputDebugStringW loop) 18->29

Screenshots

Thumbnails

This section contains all screenshots as thumbnails, including those not shown in the slideshow.

windows-stand

Antivirus, Machine Learning and Genetic Malware Detection

Initial Sample

SourceDetectionScannerLabelLink
qMus8K6kXx.dll100%Joe Sandbox ML

Dropped Files

No Antivirus matches

Unpacked PE Files

SourceDetectionScannerLabelLinkDownload
0.2.loaddll32.exe.ec0000.1.unpack100%AviraTR/ATRAPS.Gen2Download File

Domains

No Antivirus matches

URLs

No Antivirus matches

Domains and IPs

Contacted Domains

No contacted domains info

URLs from Memory and Binaries

NameSourceMaliciousAntivirus DetectionReputation
http://ansicon.adoxa.vze.com/6qMus8K6kXx.dllfalse
    high

    Contacted IPs

    • No. of IPs < 25%
    • 25% < No. of IPs < 50%
    • 50% < No. of IPs < 75%
    • 75% < No. of IPs

    Public

    IPDomainCountryFlagASNASN NameMalicious

    Private

    IP
    192.168.2.1

    General Information

    Joe Sandbox Version:31.0.0 Emerald
    Analysis ID:392881
    Start date:19.04.2021
    Start time:23:43:30
    Joe Sandbox Product:CloudBasic
    Overall analysis duration:0h 6m 50s
    Hypervisor based Inspection enabled:false
    Report type:light
    Sample file name:qMus8K6kXx.dll
    Cookbook file name:default.jbs
    Analysis system description:Windows 10 64 bit v1803 with Office Professional Plus 2016, Chrome 85, IE 11, Adobe Reader DC 19, Java 8 Update 211
    Run name:Run with higher sleep bypass
    Number of analysed new started processes analysed:20
    Number of new started drivers analysed:0
    Number of existing processes analysed:0
    Number of existing drivers analysed:0
    Number of injected processes analysed:0
    Technologies:
    • HCA enabled
    • EGA enabled
    • HDC enabled
    • AMSI enabled
    Analysis Mode:default
    Analysis stop reason:Timeout
    Detection:MAL
    Classification:mal60.bank.evad.winDLL@8/4@0/1
    EGA Information:Failed
    HDC Information:
    • Successful, ratio: 97.6% (good quality ratio 61.9%)
    • Quality average: 61.5%
    • Quality standard deviation: 47.6%
    HCA Information:
    • Successful, ratio: 57%
    • Number of executed functions: 0
    • Number of non-executed functions: 0
    Cookbook Comments:
    • Adjust boot time
    • Enable AMSI
    • Sleeps bigger than 120000ms are automatically reduced to 1000ms
    • Found application associated with file extension: .dll
    Warnings:
    Show All
    • Exclude process from analysis (whitelisted): MpCmdRun.exe, taskhostw.exe, WerFault.exe, wermgr.exe, WMIADAP.exe, SgrmBroker.exe, conhost.exe, svchost.exe, UsoClient.exe
    • VT rate limit hit for: /opt/package/joesandbox/database/analysis/392881/sample/qMus8K6kXx.dll

    Simulations

    Behavior and APIs

    No simulations

    Joe Sandbox View / Context

    IPs

    No context

    Domains

    No context

    ASN

    No context

    JA3 Fingerprints

    No context

    Dropped Files

    No context

    Created / dropped Files

    C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_loaddll32.exe_f940423413aeee195ae8a7e3bd18fce80b8b52f_160cf2be_16f7718f\Report.wer
    Process:C:\Windows\SysWOW64\WerFault.exe
    File Type:Little-endian UTF-16 Unicode text, with CRLF line terminators
    Category:dropped
    Size (bytes):9232
    Entropy (8bit):3.7640828500326498
    Encrypted:false
    SSDEEP:96:kozXyjy9hAvC5Q56tpXIQcQ6c6n+hcEZcw3P+a+z+HbHgi6eugtYsaV9w7kkoUPB:AwHUb+hjbjZq/u7sPS274Itb2P
    MD5:966824EFBF856BB59479BC30B6AF2ED3
    SHA1:28C2BA9D059D8D329EF3F6D37FC234089E36F9B8
    SHA-256:4B32DB4C094AF59556D65A7785273DF98C638F9A306B7DB5F33771BCC2066A4E
    SHA-512:EFFFB8C2D4B6318438A1E2F5E5E4AE45BBE3F8456A6B2B2C8E611B0C88C15E0F4EB96C90689E38B8D9A4500A6DA448CDE9CDAB80E16E547F8098023055FDD6B7
    Malicious:false
    Reputation:low
    Preview: ..V.e.r.s.i.o.n.=.1.....E.v.e.n.t.T.y.p.e.=.B.E.X.....E.v.e.n.t.T.i.m.e.=.1.3.2.6.3.3.7.4.8.2.2.3.3.1.6.4.9.5.....R.e.p.o.r.t.T.y.p.e.=.2.....C.o.n.s.e.n.t.=.1.....R.e.p.o.r.t.I.d.e.n.t.i.f.i.e.r.=.4.0.9.c.0.c.8.7.-.c.c.c.0.-.4.c.e.7.-.8.c.8.f.-.6.1.4.2.3.8.7.8.6.6.f.6.....I.n.t.e.g.r.a.t.o.r.R.e.p.o.r.t.I.d.e.n.t.i.f.i.e.r.=.8.c.9.d.3.c.a.9.-.4.a.8.b.-.4.8.2.b.-.a.8.4.3.-.c.1.9.5.9.e.7.6.8.1.2.6.....W.o.w.6.4.H.o.s.t.=.3.4.4.0.4.....W.o.w.6.4.G.u.e.s.t.=.3.3.2.....N.s.A.p.p.N.a.m.e.=.l.o.a.d.d.l.l.3.2...e.x.e.....A.p.p.S.e.s.s.i.o.n.G.u.i.d.=.0.0.0.0.0.6.0.0.-.0.0.0.1.-.0.0.1.7.-.7.2.c.4.-.f.e.9.6.b.0.3.5.d.7.0.1.....T.a.r.g.e.t.A.p.p.I.d.=.W.:.0.0.0.0.d.a.3.9.a.3.e.e.5.e.6.b.4.b.0.d.3.2.5.5.b.f.e.f.9.5.6.0.1.8.9.0.a.f.d.8.0.7.0.9.!.0.0.0.0.d.a.3.9.a.3.e.e.5.e.6.b.4.b.0.d.3.2.5.5.b.f.e.f.9.5.6.0.1.8.9.0.a.f.d.8.0.7.0.9.!.l.o.a.d.d.l.l.3.2...e.x.e.....T.a.r.g.e.t.A.p.p.V.e.r.=.2.0.2.1././.0.4././.0.4.:.1.0.:.5.0.:.5.4.!.0.!.l.o.a.d.d.l.l.3.2...e.x.e.....B.o.o.t.I.d.=.4.2.9.4.9.6.7.2.9.
    C:\ProgramData\Microsoft\Windows\WER\Temp\WER4CA2.tmp.dmp
    Process:C:\Windows\SysWOW64\WerFault.exe
    File Type:Mini DuMP crash report, 15 streams, Tue Apr 20 06:47:03 2021, 0x1205a4 type
    Category:dropped
    Size (bytes):24938
    Entropy (8bit):2.654289963144762
    Encrypted:false
    SSDEEP:192:eQ7qmBgqtDUft2hPiyNUvxps24Pf+kTkgv9NpDi4m:Mn/AEQZTkgv9Ptm
    MD5:F80F9A52DED7BAAE6BFAEFBCFF536896
    SHA1:104C03D205AEE6A139474758470393D6B8D36451
    SHA-256:A9EBDB5A762C4695A9541E9AAF50F86BB5CC2DC69F8B97FE187D360AE7033262
    SHA-512:129C5DADC1722F52CBF2635F6B371AE0D76BED5165DFE89747379AEFFB8DBE9EEC4398B60B2A38D4D06C36A76656B2BB62F23D83925E5C0077233DEC2F35E3BF
    Malicious:false
    Reputation:low
    Preview: MDMP....... ........x~`...................U...........B......,.......GenuineIntelW...........T...........Cx~`.............................0..................P.a.c.i.f.i.c. .S.t.a.n.d.a.r.d. .T.i.m.e...........................................P.a.c.i.f.i.c. .D.a.y.l.i.g.h.t. .T.i.m.e...........................................1.7.1.3.4...1...x.8.6.f.r.e...r.s.4._.r.e.l.e.a.s.e...1.8.0.4.1.0.-.1.8.0.4.............................................................................................................................................................................................................................................................................................................................................................................................................................................................d.b.g.c.o.r.e...i.3.8.6.,.1.0...0...1.7.1.3.4...1.........................................................................................................
    C:\ProgramData\Microsoft\Windows\WER\Temp\WER530B.tmp.WERInternalMetadata.xml
    Process:C:\Windows\SysWOW64\WerFault.exe
    File Type:XML 1.0 document, Little-endian UTF-16 Unicode text, with CRLF line terminators
    Category:dropped
    Size (bytes):8358
    Entropy (8bit):3.6955773728043133
    Encrypted:false
    SSDEEP:192:Rrl7r3GLNir66UKa6YSwSUM4gmfwS1dCpB489bknrsfPsm:RrlsNim6UKa6YlSUM4gmfwS1Sknwfx
    MD5:8D7126D39B56CA77FA5940BCCB47815E
    SHA1:BFCE41016E6FDBD70C13525460E84DA6AB59AE61
    SHA-256:7AF4E915E3CA39BDE972CA28DB62E10DD66DBE820B80B98540F608006087D471
    SHA-512:88CFE9C8892A661803A0354B9F604C7D17B498962219EF1DC6879644EA773E4D146A7570705455C40ADD4DB008C76B2BB43A20D3CC496B3D3DE7D5314847DFCE
    Malicious:false
    Reputation:low
    Preview: ..<.?.x.m.l. .v.e.r.s.i.o.n.=.".1...0.". .e.n.c.o.d.i.n.g.=.".U.T.F.-.1.6.".?.>.....<.W.E.R.R.e.p.o.r.t.M.e.t.a.d.a.t.a.>.......<.O.S.V.e.r.s.i.o.n.I.n.f.o.r.m.a.t.i.o.n.>.........<.W.i.n.d.o.w.s.N.T.V.e.r.s.i.o.n.>.1.0...0.<./.W.i.n.d.o.w.s.N.T.V.e.r.s.i.o.n.>.........<.B.u.i.l.d.>.1.7.1.3.4.<./.B.u.i.l.d.>.........<.P.r.o.d.u.c.t.>.(.0.x.3.0.).:. .W.i.n.d.o.w.s. .1.0. .P.r.o.<./.P.r.o.d.u.c.t.>.........<.E.d.i.t.i.o.n.>.P.r.o.f.e.s.s.i.o.n.a.l.<./.E.d.i.t.i.o.n.>.........<.B.u.i.l.d.S.t.r.i.n.g.>.1.7.1.3.4...1...a.m.d.6.4.f.r.e...r.s.4._.r.e.l.e.a.s.e...1.8.0.4.1.0.-.1.8.0.4.<./.B.u.i.l.d.S.t.r.i.n.g.>.........<.R.e.v.i.s.i.o.n.>.1.<./.R.e.v.i.s.i.o.n.>.........<.F.l.a.v.o.r.>.M.u.l.t.i.p.r.o.c.e.s.s.o.r. .F.r.e.e.<./.F.l.a.v.o.r.>.........<.A.r.c.h.i.t.e.c.t.u.r.e.>.X.6.4.<./.A.r.c.h.i.t.e.c.t.u.r.e.>.........<.L.C.I.D.>.1.0.3.3.<./.L.C.I.D.>.......<./.O.S.V.e.r.s.i.o.n.I.n.f.o.r.m.a.t.i.o.n.>.......<.P.r.o.c.e.s.s.I.n.f.o.r.m.a.t.i.o.n.>.........<.P.i.d.>.1.5.3.6.<./.P.i.d.>.......
    C:\ProgramData\Microsoft\Windows\WER\Temp\WER57EE.tmp.xml
    Process:C:\Windows\SysWOW64\WerFault.exe
    File Type:XML 1.0 document, ASCII text, with CRLF line terminators
    Category:dropped
    Size (bytes):4658
    Entropy (8bit):4.427583601313243
    Encrypted:false
    SSDEEP:48:cvIwSD8zssJgtWI90AY6WSC8BtB8fm8M4JVFFPHw+q8v71uKcQIcQw6Urgd:uITfqLAY7SN3GJ9QKZuKkw68gd
    MD5:4483C95BA3FBD0C4BB13B9CD5207EE06
    SHA1:38D8DE818281A494A320F029C3C17CD0B2AEEE5D
    SHA-256:F7EC05C774D1B8D58A5E25DDB355B91FA54CD18B12DE7C4F4817A14A12346BA9
    SHA-512:073D7C735220E94517BAB0F227A8351F6BE8A57B10C0144D1F5DB129E09252CF3491BFA294769830040E52FBCD05E97F9414F569F0FF9923638FF7CCBBA4CAF7
    Malicious:false
    Reputation:low
    Preview: <?xml version="1.0" encoding="UTF-8" standalone="yes"?>..<req ver="2">.. <tlm>.. <src>.. <desc>.. <mach>.. <os>.. <arg nm="vermaj" val="10" />.. <arg nm="vermin" val="0" />.. <arg nm="verbld" val="17134" />.. <arg nm="vercsdbld" val="1" />.. <arg nm="verqfe" val="1" />.. <arg nm="csdbld" val="1" />.. <arg nm="versp" val="0" />.. <arg nm="arch" val="9" />.. <arg nm="lcid" val="1033" />.. <arg nm="geoid" val="244" />.. <arg nm="sku" val="48" />.. <arg nm="domain" val="0" />.. <arg nm="prodsuite" val="256" />.. <arg nm="ntprodtype" val="1" />.. <arg nm="platid" val="2" />.. <arg nm="tmsi" val="954237" />.. <arg nm="osinsty" val="1" />.. <arg nm="iever" val="11.1.17134.0-11.0.47" />.. <arg nm="portos" val="0" />.. <arg nm="ram" val="4096" />..

    Static File Info

    General

    File type:PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
    Entropy (8bit):7.5485540145940595
    TrID:
    • Win32 Dynamic Link Library (generic) (1002004/3) 99.60%
    • Generic Win/DOS Executable (2004/3) 0.20%
    • DOS Executable Generic (2002/1) 0.20%
    • Autodesk FLIC Image File (extensions: flc, fli, cel) (7/3) 0.00%
    File name:qMus8K6kXx.dll
    File size:163840
    MD5:a789cbe1be2a6e99de90f65c5213c992
    SHA1:d70b6c72da60fa4dc4c2b0ec32bcc41887721535
    SHA256:01c6da823713aeb976fea61d010524859d104cba25fe2570855f21828df32086
    SHA512:e1c41d50a5cf9070ab11620b15b09cfd1f6162d29352b03086731d922938bc88a68f75a824ad110d3f2068f76def0c86dab25d77f050b054a4028bd5c279f49e
    SSDEEP:3072:rWX2IjzzpM+PncPeY8+O3AU3HRIHPh3UGfXy0BHNkIv/ScbQQ2y0iNM0+y+N0tc:r42IfzNPnoeY8j3AsHGPXpHNj6rByM3
    File Content Preview:MZ......................@...........................................[}..[}..[}..[}...}..@.2..|..=.T..}....S.z|..@..._}..|...T|..V/C..|..V/E..|..Rich[}..............PE..L.....}`...........!.........f.......D.......P....@....................................

    File Icon

    Icon Hash:74f0e4ecccdce0e4

    Static PE Info

    General

    Entrypoint:0x424410
    Entrypoint Section:.text
    Digitally signed:false
    Imagebase:0x400000
    Subsystem:windows gui
    Image File Characteristics:32BIT_MACHINE, EXECUTABLE_IMAGE, DLL
    DLL Characteristics:TERMINAL_SERVER_AWARE, DYNAMIC_BASE, NX_COMPAT
    Time Stamp:0x607DE4E3 [Mon Apr 19 20:15:31 2021 UTC]
    TLS Callbacks:
    CLR (.Net) Version:
    OS Version Major:5
    OS Version Minor:0
    File Version Major:5
    File Version Minor:0
    Subsystem Version Major:5
    Subsystem Version Minor:0
    Import Hash:b84fd50f2389cfd5bd83e2cf062986d1

    Entrypoint Preview

    Instruction
    mov edx, 00000000h
    mov edx, 00000000h
    cmpss xmm1, xmm2, 03h
    sub eax, 00002233h
    mov edx, 00000000h
    mov edx, 00000000h
    mov edx, 00000000h
    mov edx, 00000000h
    mov edx, 00000000h
    mov edx, 00000000h
    cmpss xmm1, xmm2, 03h
    cmp edx, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    je 00007F17F0A15AABh
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h
    mov eax, 00000000h

    Data Directories

    NameVirtual AddressVirtual Size Is in Section
    IMAGE_DIRECTORY_ENTRY_EXPORT0x10010x0.text
    IMAGE_DIRECTORY_ENTRY_IMPORT0x2768c0x59.rdata
    IMAGE_DIRECTORY_ENTRY_RESOURCE0x2c0000x340.rsrc
    IMAGE_DIRECTORY_ENTRY_EXCEPTION0x00x0
    IMAGE_DIRECTORY_ENTRY_SECURITY0x00x0
    IMAGE_DIRECTORY_ENTRY_BASERELOC0x2d0000x14c.reloc
    IMAGE_DIRECTORY_ENTRY_DEBUG0x250400x38.rdata
    IMAGE_DIRECTORY_ENTRY_COPYRIGHT0x00x0
    IMAGE_DIRECTORY_ENTRY_GLOBALPTR0x00x0
    IMAGE_DIRECTORY_ENTRY_TLS0x00x0
    IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG0x00x0
    IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT0x00x0
    IMAGE_DIRECTORY_ENTRY_IAT0x250000x3c.rdata
    IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT0x00x0
    IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR0x00x0
    IMAGE_DIRECTORY_ENTRY_RESERVED0x00x0

    Sections

    NameVirtual AddressVirtual SizeRaw SizeXored PEZLIB ComplexityFile TypeEntropyCharacteristics
    .text0x10000x2356e0x23600False0.761560015459data7.55877156847IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ
    .rdata0x250000x28420x2a00False0.791573660714data7.53164670284IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
    .pdata0x280000x35880x1600False0.783380681818MMDF mailbox7.34765964879IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_WRITE, IMAGE_SCN_MEM_READ
    .rsrc0x2c0000x3400x400False0.390625data2.73456990044IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
    .reloc0x2d0000x14c0x200False0.62890625data4.21021599876IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ

    Resources

    NameRVASizeTypeLanguageCountry
    RT_VERSION0x2c0600x2e0dataEnglishUnited States

    Imports

    DLLImport
    KERNEL32.dllCloseHandle, OpenSemaphoreW, LoadLibraryExA, GetModuleHandleW, OutputDebugStringA, GetProfileSectionW
    OPENGL32.dllglTexSubImage1D
    ole32.dllCreateStreamOnHGlobal
    USER32.dllTranslateMessage
    ADVAPI32.dllRegLoadAppKeyW

    Version Infos

    DescriptionData
    LegalCopyrightFreeware
    InternalNameANSI32
    FileVersion1.66
    CompanyNameJason Hood
    Commentshttp://ansicon.adoxa.vze.com/
    ProductNameANSICON
    ProductVersion1.66
    FileDescriptionANSI Console
    OriginalFilenameANSI32.dll
    Translation0x0409 0x04b0

    Possible Origin

    Language of compilation systemCountry where language is spokenMap
    EnglishUnited States

    Network Behavior

    No network behavior found

    Code Manipulations

    Statistics

    Behavior

    Click to jump to process

    System Behavior

    General

    Start time:23:44:19
    Start date:19/04/2021
    Path:C:\Windows\System32\loaddll32.exe
    Wow64 process (32bit):true
    Commandline:loaddll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll'
    Imagebase:0x150000
    File size:116736 bytes
    MD5 hash:542795ADF7CC08EFCF675D65310596E8
    Has elevated privileges:true
    Has administrator privileges:true
    Programmed in:C, C++ or other language
    Reputation:high

    General

    Start time:23:44:19
    Start date:19/04/2021
    Path:C:\Windows\SysWOW64\cmd.exe
    Wow64 process (32bit):true
    Commandline:cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
    Imagebase:0xbd0000
    File size:232960 bytes
    MD5 hash:F3BDBE3BB6F734E357235F4D5898582D
    Has elevated privileges:true
    Has administrator privileges:true
    Programmed in:C, C++ or other language
    Reputation:high

    General

    Start time:23:44:20
    Start date:19/04/2021
    Path:C:\Windows\SysWOW64\rundll32.exe
    Wow64 process (32bit):true
    Commandline:rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',#1
    Imagebase:0x1200000
    File size:61952 bytes
    MD5 hash:D7CA562B0DB4F4DD0F03A89A1FDAD63D
    Has elevated privileges:true
    Has administrator privileges:true
    Programmed in:C, C++ or other language
    Reputation:high

    General

    Start time:23:44:56
    Start date:19/04/2021
    Path:C:\Windows\SysWOW64\rundll32.exe
    Wow64 process (32bit):true
    Commandline:rundll32.exe 'C:\Users\user\Desktop\qMus8K6kXx.dll',ReadLogRecord
    Imagebase:0x1200000
    File size:61952 bytes
    MD5 hash:D7CA562B0DB4F4DD0F03A89A1FDAD63D
    Has elevated privileges:true
    Has administrator privileges:true
    Programmed in:C, C++ or other language
    Reputation:high

    General

    Start time:23:46:58
    Start date:19/04/2021
    Path:C:\Windows\SysWOW64\WerFault.exe
    Wow64 process (32bit):true
    Commandline:C:\Windows\SysWOW64\WerFault.exe -u -p 1536 -s 416
    Imagebase:0x1000000
    File size:434592 bytes
    MD5 hash:9E2B8ACAD48ECCA55C0230D63623661B
    Has elevated privileges:true
    Has administrator privileges:true
    Programmed in:C, C++ or other language
    Reputation:high

    Disassembly

    Code Analysis

    Reset < >