Behavioral task
behavioral1
Sample
c647b404570380f2a110855c56aa3d20_NEIKI.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c647b404570380f2a110855c56aa3d20_NEIKI.exe
Resource
win10v2004-20240508-en
General
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Target
c647b404570380f2a110855c56aa3d20_NEIKI
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Size
7.4MB
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MD5
c647b404570380f2a110855c56aa3d20
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SHA1
47a7a6d4406917938939e909760941091828cc7e
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SHA256
a5fd753b182ac2d668404828530cf408189997d6d4fd578081966e69621de116
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SHA512
7dd611f6c2ebb08d0653eb3839fcb8961fbaf25cd266b16b0a531f3cca97dacda1f5a964c395e88c933f7814d25572fb685cb99799e543f9a7288cd7a66a213c
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SSDEEP
98304:v41u6uKZUDjKRTX7J3T2UIr5rRNWRCG6EuBISsETM4vSbPsS0uDmNfDhMRw/T6SG:v41nX8jKRLpyUIr5t66EuBHh6S6nwfAt
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource c647b404570380f2a110855c56aa3d20_NEIKI
Files
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c647b404570380f2a110855c56aa3d20_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
UPX0 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
.rsrc Size: 72KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE