privateloader | installer ransom[.]zip

Resubmissions

12-10-2023 00:11

231012-agrg5sda3y 10

12-10-2023 00:05

231012-adk6yseh39 10

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General

Target

installer ransom.zip
Size

9.5MB
MD5

55b609f1b1e34ba7a15dc26230542c31
SHA1

bd207155a140ffe99b2590eb2e8299a43692d267
SHA256

c0de854beca2956dd746a30d6006e1f1796fd86ea3accc24710e968b19408b4e
SHA512

586584bbb016223b6bc5520ed918619c43d5d993a5f928e6118ce8a3ee90770bca5091a72f0fa5b846f29e027241f56d96d0b7d59cb0ebf014dd48a96d39e46f
SSDEEP

196608:e+nWPwWc5/7WOoLKp8XCy77nL18DjReaJ9kTpcyTT/97:fWPQ0ZLO4LSRr9ktcyTT/h

Score

10^/10

privateloader risepro

Malware Config

Signatures

Privateloader family
privateloader
Risepro family
risepro

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

Processes:

resource
unpack001/F5C67FE00B4CBEE07D5E394C87F0C6224BBD841A92151.exe
unpack001/installer.exe

Files

installer ransom.zip
.zip
F5C67FE00B4CBEE07D5E394C87F0C6224BBD841A92151.exe
.exe windows:6 windows x86

4b1a0cc0d6c71b1f1abf86a8693fc16e

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

SetFilePointer
CreateFileW
GetLastError
CreateFileA
CloseHandle
FindClose
lstrcatA
GetModuleHandleA
SetCurrentDirectoryA
Sleep
QueryFullProcessImageNameA
GlobalAlloc
lstrcpyA
VerSetConditionMask
WideCharToMultiByte
VerifyVersionInfoW
GetSystemTimeAsFileTime
HeapFree
lstrlenA
HeapAlloc
GetProcAddress
lstrcpynA
GetProcessHeap
InitializeSListHead
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess
TerminateProcess
FormatMessageW
CreateDirectoryW
DeleteFileW
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
GetFileInformationByHandle
WriteFile
SetEndOfFile
SetFilePointerEx
AreFileApisANSI
SetLastError
MultiByteToWideChar
QueryPerformanceFrequency
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
DecodePointer
GetCPInfo
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCurrentThread
GetThreadTimes
InterlockedPushEntrySList
RaiseException
RtlUnwind
FreeLibrary
LoadLibraryExW
GetFileType
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
GetConsoleMode
ReadConsoleW
GetConsoleOutputCP
SetStdHandle
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileSizeEx
FlushFileBuffers
HeapReAlloc
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
HeapSize
WriteConsoleW
ReadFile
VirtualQuery

user32

CharNextA

advapi32

CryptReleaseContext

Sections

.text
Size: 788KB - Virtual size: 788KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 130KB - Virtual size: 129KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 190KB - Virtual size: 189KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 29KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
installer.exe
.exe windows:5 windows x86

fcf1390e9ce472c7270447fc5c61a0c1

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetLastError
SetLastError
FormatMessageW
GetCurrentProcess
DeviceIoControl
SetFileTime
CloseHandle
CreateDirectoryW
RemoveDirectoryW
CreateFileW
DeleteFileW
CreateHardLinkW
GetShortPathNameW
GetLongPathNameW
MoveFileW
GetFileType
GetStdHandle
WriteFile
ReadFile
FlushFileBuffers
SetEndOfFile
SetFilePointer
SetFileAttributesW
GetFileAttributesW
FindClose
FindFirstFileW
FindNextFileW
GetVersionExW
GetCurrentDirectoryW
GetFullPathNameW
FoldStringW
GetModuleFileNameW
GetModuleHandleW
FindResourceW
FreeLibrary
GetProcAddress
GetCurrentProcessId
ExitProcess
SetThreadExecutionState
Sleep
LoadLibraryW
GetSystemDirectoryW
CompareStringW
AllocConsole
FreeConsole
AttachConsole
WriteConsoleW
GetProcessAffinityMask
CreateThread
SetThreadPriority
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
ReleaseSemaphore
WaitForSingleObject
CreateEventW
CreateSemaphoreW
GetSystemTime
SystemTimeToTzSpecificLocalTime
TzSpecificLocalTimeToSystemTime
SystemTimeToFileTime
FileTimeToLocalFileTime
LocalFileTimeToFileTime
FileTimeToSystemTime
GetCPInfo
IsDBCSLeadByte
MultiByteToWideChar
WideCharToMultiByte
GlobalAlloc
LockResource
GlobalLock
GlobalUnlock
GlobalFree
LoadResource
SizeofResource
SetCurrentDirectoryW
GetExitCodeProcess
GetLocalTime
GetTickCount
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
OpenFileMappingW
GetCommandLineW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
MoveFileExW
GetLocaleInfoW
GetTimeFormatW
GetDateFormatW
GetNumberFormatW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapSize
SetStdHandle
GetProcessHeap
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
TerminateProcess
RtlUnwind
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
QueryPerformanceFrequency
GetModuleHandleExW
GetModuleFileNameA
GetACP
HeapFree
HeapAlloc
HeapReAlloc
GetStringTypeW
LCMapStringW
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
DecodePointer

gdiplus

GdiplusShutdown
GdiplusStartup
GdipCreateHBITMAPFromBitmap
GdipCreateBitmapFromStreamICM
GdipCreateBitmapFromStream
GdipDisposeImage
GdipCloneImage
GdipFree
GdipAlloc

Sections

.text
Size: 196KB - Virtual size: 196KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 141KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didat
Size: 512B - Virtual size: 392B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 84KB - Virtual size: 84KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

4b1a0cc0d6c71b1f1abf86a8693fc16e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

Sections

.text Size: 788KB - Virtual size: 788KB

.rdata Size: 130KB - Virtual size: 129KB

.data Size: 20KB - Virtual size: 29KB

.rsrc Size: 190KB - Virtual size: 189KB

.reloc Size: 29KB - Virtual size: 28KB

fcf1390e9ce472c7270447fc5c61a0c1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

gdiplus

Sections

.text Size: 196KB - Virtual size: 196KB

.rdata Size: 42KB - Virtual size: 41KB

.data Size: 4KB - Virtual size: 141KB

.didat Size: 512B - Virtual size: 392B

.rsrc Size: 84KB - Virtual size: 84KB

.reloc Size: 9KB - Virtual size: 8KB

.text
Size: 788KB - Virtual size: 788KB

.rdata
Size: 130KB - Virtual size: 129KB

.data
Size: 20KB - Virtual size: 29KB

.rsrc
Size: 190KB - Virtual size: 189KB

.reloc
Size: 29KB - Virtual size: 28KB

.text
Size: 196KB - Virtual size: 196KB

.rdata
Size: 42KB - Virtual size: 41KB

.data
Size: 4KB - Virtual size: 141KB

.didat
Size: 512B - Virtual size: 392B

.rsrc
Size: 84KB - Virtual size: 84KB

.reloc
Size: 9KB - Virtual size: 8KB