미미 카츠

Mimikatz 또는 Hacktool. Mimikatz는 Windows 운영 체제에서 결정된 기능을 손상시켜 공격자에게 시스템에 대한 액세스 권한을 부여 할 수 있지만 고위험 도구로 분류되지 않습니다. 컴퓨터가 Mimikatz의 공격을 받으면 컨트롤러는 DLL을 임의의 프로세스에 주입하고, 보안 인증서를 내보내고, Windows에서 일반 텍스트 암호를 복구하고, 특정 로그인 및 보안 서비스를 비활성화하고, 일부 권한을 지우고, 몇 가지 그룹 정책 설정을 회피 할 수 있습니다.

Mimikatz가 컴퓨터를 감염시킬 수 있다고 의심되는 경우 쉽게 확인할 수있는 방법이 있습니다. 전용 스캐너를 사용하면 Mimikatz를 감지하고 제거 할 수 있습니다. 그러나 감염되지 않았고 감염을 피하기위한 조치를 취하려는 경우 알 수없는 발신자가 보낸 이메일의 출처 및 신뢰성 확인, 파일 공유시주의, 공유 금지 등 구현할 수있는 몇 가지 전략이 있습니다. 더 심각한 위협에 감염되는 것을 포함하여 수많은 문제를 예방할 수있는 인스턴트 메신저에 대한 많은 정보.

분석 보고서

일반 정보

Family Name: Trojan.Mimikatz
Signature status: No Signature

Known Samples

MD5: 11ecb568da9cd1ff8d060914e85ff4bf
SHA1: 8965c2c8f55c5fe1a80b7fac7001bd5eb83304a4
SHA256: B2F9055DFD172B1C11BA01C121D3C37F27B3E48827D4562659796F8D4DFD4DF6
파일 크기: 1.19 MB, 1185280 bytes
MD5: 252525c8d6539a3aa97123afc2ddc687
SHA1: 1bf04ed6dc09a32a7861263e4fa24770681d1b4a
SHA256: 6E38131457328C9A93FF10DC0209718E4EFCA909621773301B52E83DBD1469A6
파일 크기: 235.52 KB, 235520 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have resources
  • File doesn't have security information
  • File has exports table
  • File is .NET application
  • File is 32-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
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  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is Native application (NOT .NET application)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

이름
Assembly Version 1.0.0.0
File Description SharpKatz
File Version 1.0.0.0
Internal Name SharpKatz.exe
Legal Copyright Copyright © 2020
Original Filename SharpKatz.exe
Product Name SharpKatz
Product Version 1.0.0.0

File Traits

  • .NET
  • Agile.net
  • CreateThread
  • CryptUnprotectData
  • dll
  • Fody
  • HighEntropy
  • ntdll
  • VirtualQueryEx
  • WriteProcessMemory
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  • x86

Block Information

Total Blocks: 257
Potentially Malicious Blocks: 189
Whitelisted Blocks: 64
Unknown Blocks: 4

Visual Map

0 0 0 0 x 0 0 0 x x x x x x x x 0 x x x x x x 0 x 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x ? 0 x x x x x x x x x x 0 x x x x x x x 0 x x x x x 0 x x x x x x x 0 0 0 0 0 0 0 0 0 0 0 x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x 0 0 x x x x x x x x x x x x x x x x x x x x x x x x x x 0 0 x x x x x x x x x x x x x x x x x x ? x x x x x x x x x ? x x x x x x x x x x x x x x x x x 0 0 x x x x x x x x x x x x x x x x x x x x x x x x x x 0 0 ? x x x x 0 0 x x x x x 0 x 0 x x 0 0 0 0 0 0 0 0 0 0 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • MSIL.SharpKatz.B
  • MSIL.SharpKatz.E

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAdjustPrivilegesToken
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtCancelTimer2
  • ntdll.dll!NtCancelWaitCompletionPacket
  • ntdll.dll!NtClearEvent
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  • ntdll.dll!NtClose
  • ntdll.dll!NtCompareSigningLevels
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateIoCompletion
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtCreateTimer2
  • ntdll.dll!NtCreateWaitCompletionPacket
  • ntdll.dll!NtCreateWorkerFactory
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtGetCachedSigningLevel
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtNotifyChangeKey
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcess
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryDefaultLocale
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryFullAttributesFile
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationJobObject
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryLicenseValue
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationFile
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetTimer2
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtUnsubscribeWnfStateChange
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtWriteVirtualMemory
  • UNKNOWN
  • win32u.dll!NtUserGetKeyboardLayout
  • win32u.dll!NtUserGetThreadState
Process Shell Execute
  • CreateProcess
Anti Debug
  • NtQuerySystemInformation
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Other Suspicious
  • AdjustTokenPrivileges

Shell Command Execution

C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\8965c2c8f55c5fe1a80b7fac7001bd5eb83304a4_0001185280.,LiQMAxHB

트렌드

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