Static task
static1
Behavioral task
behavioral1
Sample
fix/msvcp140.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
fix/msvcp140.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
fix/x86_64-w64-ranlib.exe
Resource
win7-20240704-en
General
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Target
fix.zip
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Size
366KB
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MD5
cff8585ad323864f4f7d238a1d8c44bb
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SHA1
0fab9e24d34091d7cbbe07ccddb7e9536ab3a221
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SHA256
ddcc8c2d5496b09efa3a27a5bd1c9386b5595cb009c980a2703fc8c9f355b3b1
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SHA512
627dc5ca40475ec43faaba0d3c0f00ee3fd60bb27ced69e87137eb363ba5dd949d0cf77e511ef1f5ca6eb79db1dced1e8dec9663388e00135bbba6803f67b38d
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SSDEEP
6144:S7hxy0X5JxYye8AvkhoQokI0fOh7GNgrzKqo8FCv6xI:S7hU0X5Jy5DkhNtI60sCfo8FCCxI
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/fix/x86_64-w64-ranlib.exe
Files
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fix.zip.zip
Password: changeme
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fix/msvcp140.dll
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fix/x86_64-w64-ranlib.exe.exe windows:6 windows x86 arch:x86
Password: changeme
2ca53fefee819fb338d7a7a06e21cce5
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CreateFileA
CloseHandle
ReadFile
WriteFile
GetCurrentProcess
GetModuleHandleA
K32GetModuleInformation
GetModuleFileNameA
CreateFileMappingA
MapViewOfFile
VirtualProtect
GetFileAttributesA
SetFileAttributesA
DeleteFileA
GetFileSize
LoadLibraryA
WaitForSingleObject
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
WriteConsoleW
RaiseException
RtlUnwind
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
GetStdHandle
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetFileType
GetStringTypeW
CompareStringW
LCMapStringW
GetProcessHeap
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
SetFilePointerEx
CreateFileW
DecodePointer
Sections
.text Size: 202KB - Virtual size: 201KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 27KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ