Static task
static1
Behavioral task
behavioral1
Sample
7za.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
7za.exe
Resource
win10v2004-20230703-en
General
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Target
7za.exe
-
Size
265KB
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MD5
bf7cf1b380ba84e60ffafd1f5bfcfa78
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SHA1
1bac9e6ede9f6e0971146a27265175c40799c72d
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SHA256
54353ea62390f3151fc9dd9cadc86694e17d7d75a7ee6e39ca6285fa4bfb7336
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SHA512
744d2a3234e1a7db5a626ca986b46e1af7367272fb3e6d3cb4f8608cdcf7a51988a934c530ed7d36c7f5c1af678d99fbf004426b317735e1872a855c1a437c25
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SSDEEP
6144:ve/bz8iKQFmDISg2fGsrV5X5gVhUf3nvWZ/6:W/8ihqvg2fGsRt5YhCWZ
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 7za.exe
Files
-
7za.exe.exe windows x86
6d26c857784eea32ac92dcb74e598644
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
oleaut32
VariantCopy
SysAllocStringLen
SysFreeString
SysStringByteLen
SysStringLen
VariantClear
SysAllocString
user32
CharUpperW
advapi32
OpenProcessToken
GetFileSecurityW
SetFileSecurityW
RegQueryValueExW
RegCloseKey
RegOpenKeyExW
AdjustTokenPrivileges
LookupPrivilegeValueW
msvcrt
_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
__p___initenv
exit
_XcptFilter
_exit
_onexit
__dllonexit
??1type_info@@UAE@XZ
?terminate@@YAXXZ
_except_handler3
_beginthreadex
memcmp
_purecall
strlen
memset
wcscmp
wcsstr
strcmp
memmove
fputs
fputc
fflush
fgetc
fclose
_iob
free
_CxxThrowException
malloc
memcpy
__CxxFrameHandler
_isatty
_fileno
kernel32
WaitForSingleObject
SetEvent
InitializeCriticalSection
VirtualAlloc
SetConsoleMode
GetConsoleMode
GetVersionExW
SetFileApisToOEM
GetCommandLineW
GetConsoleScreenBufferInfo
SetConsoleCtrlHandler
DeleteCriticalSection
IsProcessorFeaturePresent
EnterCriticalSection
LeaveCriticalSection
GetProcessTimes
OpenEventW
OpenFileMappingW
MapViewOfFile
UnmapViewOfFile
SetProcessAffinityMask
GetStdHandle
GetSystemTimeAsFileTime
FileTimeToDosDateTime
GlobalMemoryStatus
GetSystemInfo
GetProcessAffinityMask
FileTimeToLocalFileTime
FileTimeToSystemTime
CompareFileTime
GetCurrentProcess
GetDiskFreeSpaceW
GetFileInformationByHandle
SetEndOfFile
WriteFile
ReadFile
DeviceIoControl
SetFilePointer
GetFileSize
GetLogicalDriveStringsW
GetLastError
MultiByteToWideChar
WideCharToMultiByte
FreeLibrary
LoadLibraryExW
LoadLibraryW
GetModuleFileNameW
LocalFree
FormatMessageW
GetFileAttributesW
CloseHandle
SetFileTime
CreateFileW
SetFileAttributesW
RemoveDirectoryW
MoveFileW
GetProcAddress
GetModuleHandleW
CreateDirectoryW
DeleteFileW
SetLastError
SetCurrentDirectoryW
GetCurrentDirectoryW
GetTempPathW
GetCurrentProcessId
GetTickCount
GetCurrentThreadId
FindClose
FindFirstFileW
FindNextFileW
GetModuleHandleA
VirtualFree
Sections
.text Size: 216KB - Virtual size: 215KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 45KB - Virtual size: 45KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.sxdata Size: 512B - Virtual size: 4B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 808B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ