YandexPackLoader (1)[.]exe

Sharing

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General

Target

YandexPackLoader (1).exe
Size

329KB
MD5

9cab60a27702f8b6afe4895792718c67
SHA1

acaa9e851da9804a7c8f6a1a6cd5eee872c878f9
SHA256

cac27906e3604dad123d97a55310aa548571c199ce257208a7003e18af3f8dd7
SHA512

79d4e37f3e431ee8826b19e800ecb88f958ca78bd4b4307fe028827c0e05424e2168e99caf6216d58c85fba404e2533ad2a6f1e37270a29fd6b996e5297f1fff
SSDEEP

6144:/7namNE/XwwCleWdpQEOEEwmBFunb0AAO/kQlSHOxQz:LamSANleWduyE03ZkKuOx

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
YandexPackLoader (1).exe

Files

YandexPackLoader (1).exe
.exe windows:5 windows x86 arch:x86

2871e20ab38e036c23db8b2b8fcf98a0

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

PDB Paths

C:\BuildAgent\work\4a73c29f3c4e6ac\downloader\Release\downloader.pdb

Imports

wtsapi32

WTSFreeMemory
WTSQuerySessionInformationW

secur32

LsaFreeReturnBuffer
LsaEnumerateLogonSessions
LsaGetLogonSessionData

wininet

InternetSetOptionA
InternetCloseHandle
InternetSetStatusCallbackA
InternetOpenA
InternetOpenUrlA

kernel32

ReadConsoleW
WriteConsoleW
SetStdHandle
SetHandleInformation
GetCommandLineW
GetCurrentProcess
InterlockedDecrement
GetModuleFileNameW
WaitForSingleObject
GetVersionExW
Sleep
GetLastError
CloseHandle
GetCurrentProcessId
CreateProcessW
GetExitCodeProcess
CreateFileW
UnmapViewOfFile
HeapSize
MapViewOfFile
VirtualQuery
HeapFree
FindClose
DuplicateHandle
MultiByteToWideChar
OutputDebugStringW
HeapAlloc
GetProcessHeap
WideCharToMultiByte
ReadFile
EnumSystemLocalesW
GetUserDefaultLCID
SetEndOfFile
GetModuleHandleExW
SetFilePointerEx
GetStdHandle
CreateFileMappingW
FindFirstFileExW
IsValidLocale
GetConsoleMode
GetConsoleCP
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
ExitProcess
HeapReAlloc
LoadLibraryExW
FreeLibrary
RaiseException
RtlUnwind
GetOEMCP
IsValidCodePage
FindNextFileW
FlushFileBuffers
GetFileType
GetACP
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
GetCPInfo
CompareStringW
LCMapStringW
GetLocaleInfoW
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
GetStringTypeW
LocalFree
SetEvent
ResetEvent
WaitForSingleObjectEx
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
InitializeSListHead
WriteFile

user32

wsprintfW
CharLowerW

advapi32

CopySid
ConvertSidToStringSidW
GetLengthSid
LsaNtStatusToWinError
OpenProcessToken
GetTokenInformation

shell32

SHCreateDirectoryExW
ShellExecuteExW

ole32

CoUninitialize
CoCreateInstance
OleRun
CoCreateGuid
StringFromGUID2
CoInitialize

oleaut32

VariantInit
SysFreeString
SysAllocString
VariantClear
GetErrorInfo

urlmon

URLOpenBlockingStreamW

wintrust

WinVerifyTrust

version

VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoW

Sections

.text
Size: 218KB - Virtual size: 217KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 77KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 1024B - Virtual size: 652B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2871e20ab38e036c23db8b2b8fcf98a0

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

wtsapi32

secur32

wininet

kernel32

user32

advapi32

shell32

ole32

oleaut32

urlmon

wintrust

version

Sections

.text Size: 218KB - Virtual size: 217KB

.rdata Size: 77KB - Virtual size: 76KB

.data Size: 5KB - Virtual size: 9KB

.gfids Size: 1024B - Virtual size: 652B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 12KB - Virtual size: 11KB

.text
Size: 218KB - Virtual size: 217KB

.rdata
Size: 77KB - Virtual size: 76KB

.data
Size: 5KB - Virtual size: 9KB

.gfids
Size: 1024B - Virtual size: 652B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 12KB - Virtual size: 11KB