Behavioral task
behavioral1
Sample
ef2a03f03f9748effd79d71d7684347792f9748b7bbb18843bd382570e4d332eexe.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
ef2a03f03f9748effd79d71d7684347792f9748b7bbb18843bd382570e4d332eexe.exe
Resource
win10v2004-20231222-en
General
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Target
ef2a03f03f9748effd79d71d7684347792f9748b7bbb18843bd382570e4d332eexe.exe
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Size
389KB
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MD5
19b0bf2bb132231de9dd08f8761c5998
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SHA1
a08a73f6fa211061d6defc14bc8fec6ada2166c4
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SHA256
ef2a03f03f9748effd79d71d7684347792f9748b7bbb18843bd382570e4d332e
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SHA512
5bbf211c2b0500903e07e8b460cae5e6085a14bdf2940221502d123bd448fa01dd14518cfef03a967f10b0edbd5778b5deb7141d4c6c168fc1e34aba9f96ffa1
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SSDEEP
12288:F+bMtwrleoUUcdl5gs7wSYbHkZPu/KjGHH711P5b:FDtUlCdl5v7GkQ71JJ
Malware Config
Extracted
privateloader
http://45.133.1.182/proxies.txt
http://45.133.1.107/server.txt
pastebin.com/raw/A7dSG1te
http://wfsdragon.ru/api/setStats.php
45.133.1.60
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payload_url
https://vipsofts.xyz/files/mega.bmp
Signatures
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Privateloader family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ef2a03f03f9748effd79d71d7684347792f9748b7bbb18843bd382570e4d332eexe.exe
Files
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ef2a03f03f9748effd79d71d7684347792f9748b7bbb18843bd382570e4d332eexe.exe.exe windows:6 windows x86 arch:x86
f4a871a2917ab02363311f9479a45646
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
WinExec
CreateDirectoryA
IsWow64Process
lstrcatA
GetModuleHandleA
lstrcpyA
SystemTimeToFileTime
lstrlenA
HeapAlloc
GetProcAddress
lstrcpynA
GetProcessHeap
WriteConsoleW
LocalFree
GetLocalTime
GetWindowsDirectoryA
CloseHandle
DeleteFileA
LoadLibraryA
FileTimeToSystemTime
GetFileAttributesA
GetLastError
CopyFileA
Sleep
LocalAlloc
GetVolumeInformationA
GetCurrentProcess
HeapFree
GetModuleFileNameA
SetEndOfFile
HeapReAlloc
HeapSize
ReadConsoleW
ReadFile
FlushFileBuffers
CreateFileW
GetStringTypeW
SetStdHandle
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwind
RaiseException
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
WriteFile
MultiByteToWideChar
LCMapStringW
MoveFileExW
GetFileType
GetConsoleOutputCP
GetConsoleMode
GetFileSizeEx
SetFilePointerEx
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
DecodePointer
advapi32
CreateServiceA
RegCloseKey
StartServiceCtrlDispatcherA
GetCurrentHwProfileA
CloseServiceHandle
RegQueryValueExA
SetServiceStatus
RegisterServiceCtrlHandlerA
OpenSCManagerA
GetUserNameA
StartServiceA
RegOpenKeyExA
OpenServiceA
shell32
SHGetSpecialFolderPathA
SHGetFolderPathA
ShellExecuteA
setupapi
SetupDiGetClassDevsA
SetupDiEnumDeviceInterfaces
SetupDiGetDeviceInterfaceDetailA
SetupDiEnumDeviceInfo
Sections
.text Size: 331KB - Virtual size: 330KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 44KB - Virtual size: 43KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 488B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ