Behavioral task
behavioral1
Sample
da899390418b710c8b1381a46cde8fd0_NEIKI.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
da899390418b710c8b1381a46cde8fd0_NEIKI.exe
Resource
win10v2004-20240426-en
General
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Target
da899390418b710c8b1381a46cde8fd0_NEIKI
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Size
4.2MB
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MD5
da899390418b710c8b1381a46cde8fd0
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SHA1
7e501074a5c96f2d37b4c345d62949b35e15dc44
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SHA256
ef107a1b19c119e416eae124651c9d6a1f0f14dfa26fa067472538acae13da90
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SHA512
a6af06fc52ca228a939eb6b05b45f069af2dc5c8ee36aa11f055213a631b62373195e21e758888330c03af65c8fe63222cb92572459e9ca21beb08a78bacef1b
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SSDEEP
98304:3j4sSsETM4vSbPsS0uDmNfDhMRw/Y7+85OKGgMV2VV:3jASKYtGlV2VV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource da899390418b710c8b1381a46cde8fd0_NEIKI
Files
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da899390418b710c8b1381a46cde8fd0_NEIKI.exe windows:4 windows x86 arch:x86
9973fdd4b86d866b3faa39fa66cf7e0a
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
WriteFile
ReadFile
GetWindowsDirectoryA
GetLastError
FindNextFileA
FindFirstFileA
FindClose
FileTimeToLocalFileTime
FileTimeToDosDateTime
ExitProcess
DeleteFileA
CreateMutexA
CreateFileA
CopyFileA
CloseHandle
GetCurrentThreadId
GetLastError
ExitProcess
WriteFile
UnhandledExceptionFilter
SetFilePointer
SetEndOfFile
RtlUnwind
ReadFile
RaiseException
GetStdHandle
GetFileSize
GetFileType
CreateFileA
CloseHandle
GetCommandLineA
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
GetModuleFileNameA
FreeLibrary
HeapFree
HeapReAlloc
HeapAlloc
GetProcessHeap
advapi32
RegSetValueExA
RegQueryValueExA
RegOpenKeyExA
RegFlushKey
RegCreateKeyExA
RegCloseKey
user32
CharNextA
Sections
.text Size: 40KB - Virtual size: 40KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 72KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE