stealc[.]zip | Triage

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General

Target

stealc.zip
Size

129KB
MD5

391c53904daf4b96a48cd359c305965b
SHA1

9cd99768241f264e93c7f97b1332c2ab1b9018f0
SHA256

a1fd8450535377a12841be8529622f97de48b3c9aaafaeca50f19cacae3328e4
SHA512

b850789c366ab7126a8db9e3b6e4254e60567624f671cc9b9f9c85799309672b2fa938fce8c7570ef6742cbce9fec2941f0cae40419ec15036b078ea4df0eb59
SSDEEP

3072:7AyP1bv4wyrJEzKCvSP2lUG8dBfKFIVOavgCMXXkOO29:7ldbKAKCvSPXGmBCFraICWXkO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/f65d09fbd39dd8abe1a223fc743a0a25172ab32887013215a623ea433fd1b19f.exe

Files

stealc.zip
.zip

Password: infected
f65d09fbd39dd8abe1a223fc743a0a25172ab32887013215a623ea433fd1b19f.exe
.exe windows:5 windows x86 arch:x86

Password: infected

31798c16c6b26cd7875f661806301572

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetFileSize
WriteConsoleOutputCharacterW
GetConsoleAliasExesLengthA
HeapAlloc
ZombifyActCtx
CreateHardLinkA
GetDateFormatA
WideCharToMultiByte
LoadLibraryW
GetFileAttributesA
GetModuleFileNameW
CompareStringW
CreateJobObjectA
InterlockedExchange
SetThreadLocale
GetLastError
GetProcessHeaps
CreateNamedPipeA
GetConsoleDisplayMode
GetAtomNameA
LoadLibraryA
UnhandledExceptionFilter
LocalAlloc
DnsHostnameToComputerNameA
WritePrivateProfileStringA
AddAtomW
FindAtomA
BuildCommDCBA
VirtualProtect
GetCurrentDirectoryA
FatalAppExitA
SetThreadAffinityMask
ReleaseMutex
FileTimeToLocalFileTime
GetCommandLineW
HeapSetInformation
GetStartupInfoW
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
IsDebuggerPresent
GetProcAddress
GetModuleHandleW
ExitProcess
DecodePointer
WriteFile
GetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
DeleteCriticalSection
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
HeapCreate
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
LeaveCriticalSection
EnterCriticalSection
HeapFree
Sleep
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
RtlUnwind
HeapSize
HeapReAlloc
IsProcessorFeaturePresent
LCMapStringW
MultiByteToWideChar
GetStringTypeW
RaiseException

user32

LoadIconW
GetKeyboardState

Sections

.text
Size: 37KB - Virtual size: 37KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 121KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 293KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 31KB - Virtual size: 1.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

Password: infected

31798c16c6b26cd7875f661806301572

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

Sections

.text Size: 37KB - Virtual size: 37KB

.rdata Size: 121KB - Virtual size: 120KB

.data Size: 10KB - Virtual size: 293KB

.rsrc Size: 31KB - Virtual size: 1.8MB

.text
Size: 37KB - Virtual size: 37KB

.rdata
Size: 121KB - Virtual size: 120KB

.data
Size: 10KB - Virtual size: 293KB

.rsrc
Size: 31KB - Virtual size: 1.8MB