black[.]exe | Triage

Resubmissions

27-11-2024 10:03

241127-l3ldssvrhk 10

20-07-2023 00:44

230720-a3sx4abh74 10

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General

Target

black.exe
Size

444KB
MD5

c3ec8ce62adc05301e89a5db1694d79d
SHA1

033a64fd7f407d319dd660e9f9ba49851b9229a1
SHA256

97cc46d4f3ed56b872bd8cd8a7f35a6a3128b898bb8a5b03c36c4f8d29f0f9cf
SHA512

cebaa16485bfd01081b727375a458f9a817a5295a157adffbf5ec4f76697caa8bc6d8f0de5909dab98f6948d085f82ebbab479bfb3d3c2a285b3f422139baf6d
SSDEEP

6144:IjKvnAzRPqkroWvcrTIhB1uA2dOJhhgWbMbitWGFNuldsfiy3NiGA:Ijzgk08oIuA6ahE+F0/y36

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
black.exe

Files

black.exe
.exe windows x86

c304949191802a43e7e86d8fe3dcaf65

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetSystemInfo
HeapCreate
VirtualQuery
OutputDebugStringA
WaitForSingleObject
HeapDestroy
CreateEventW
ExitProcess
WideCharToMultiByte
OutputDebugStringW
CreateFileW
ReadFile
CloseHandle
GetCurrentProcess
MultiByteToWideChar
GetModuleHandleW
InterlockedIncrement
GetModuleFileNameW
lstrlenW
HeapFree
MulDiv
GetProcessHeap
HeapAlloc
VirtualProtect
HeapSize
GetSystemTimeAsFileTime
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
GetVersionExA
TlsAlloc
SetLastError
GetCurrentThreadId
GetLastError
TlsFree
TlsSetValue
TlsGetValue
GetProcAddress
TerminateProcess
WriteFile
GetStdHandle
GetModuleFileNameA
UnhandledExceptionFilter
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
GetFileType
DeleteCriticalSection
VirtualFree
LeaveCriticalSection
EnterCriticalSection
GetACP
GetOEMCP
GetCPInfo
LoadLibraryA
InitializeCriticalSection
VirtualAlloc
HeapReAlloc
RtlUnwind
InterlockedExchange
GetLocaleInfoA
GetStringTypeA
GetStringTypeW
LCMapStringA
LCMapStringW
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId

user32

ReleaseDC
GetDC
GetSystemMetrics

advapi32

RegQueryValueExW
RegCloseKey
RegOpenKeyExW

gdi32

CreatePen
CloseMetaFile
CreatePolygonRgn
Pie
Chord
RealizePalette
GetCharacterPlacementW
GetObjectW
DPtoLP
StartDocW
RectVisible
GetStockObject
SaveDC
GetTextMetricsA
EndPath
GetNearestColor
CreatePenIndirect
CreateHalftonePalette
GetDIBColorTable
PolyBezier
SetWinMetaFileBits
FillRgn
RectInRegion
CreateFontIndirectW
ExtFloodFill
PtInRegion
GetBitmapBits
GetDeviceCaps
CopyEnhMetaFileW
GetEnhMetaFileHeader
SetRectRgn
StartPage
CreatePatternBrush
EndPage
EqualRgn
TextOutW
Rectangle
SetStretchBltMode
GetWorldTransform
GetDIBits
BeginPath
SetAbortProc
StretchBlt
GetROP2
SetWorldTransform
CreateDIBitmap
CreatePalette
GetViewportOrgEx
GetClipBox
ExtCreateRegion
SetMetaFileBitsEx
SetBkMode
CombineTransform
DeleteObject
SelectObject
Polyline
CreateFontIndirectA
SelectPalette
SetTextJustification
CreateBrushIndirect
SetTextColor
GetBkMode
MoveToEx
AbortDoc
GetSystemPaletteEntries
SetMapMode
CreateEnhMetaFileW
CombineRgn
SetWindowExtEx
GetTextMetricsW
GetEnhMetaFilePaletteEntries
GetMapMode
SetEnhMetaFileBits
EnumFontsW
AngleArc
RoundRect
RestoreDC
LineTo
ModifyWorldTransform
SetBkColor
ExtSelectClipRgn
SetViewportOrgEx
CreateBitmap
GetCurrentObject
GetEnhMetaFileDescriptionW
FrameRgn
PatBlt
CreateDIBSection
CreateCompatibleBitmap
CreateSolidBrush
PlayEnhMetaFile
GetEnhMetaFileBits
SetROP2
SetDIBits
GetBkColor
PathToRegion
DeleteMetaFile
GetTextExtentExPointW
ExcludeClipRect
DeleteDC
CreateDCW
GetWinMetaFileBits
SetWindowOrgEx
CreateRectRgn
GetStretchBltMode
GetTextColor
CreateICW
CreateRectRgnIndirect
DeleteEnhMetaFile
GetObjectType
GetTextExtentPoint32W
CreateMetaFileW
SelectClipRgn
FillPath
CloseEnhMetaFile
EndDoc
SetDIBColorTable
UnrealizeObject
ExtCreatePen
LPtoDP
MaskBlt
CreateEllipticRgn
GetClipRgn
GetRgnBox
GetWindowOrgEx
BitBlt
PolyBezierTo
Polygon
PtVisible
ResizePalette
Ellipse
ArcTo
SetGraphicsMode
IntersectClipRect
Arc
OffsetRgn
GetRandomRgn

winmm

timeGetTime
sndPlaySoundW

msimg32

GradientFill

Sections

.text
Size: 104KB - Virtual size: 102KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 324KB - Virtual size: 323KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 8KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

c304949191802a43e7e86d8fe3dcaf65

Headers

File Characteristics

Imports

kernel32

user32

advapi32

gdi32

winmm

msimg32

Sections

.text Size: 104KB - Virtual size: 102KB

.rdata Size: 324KB - Virtual size: 323KB

.data Size: 4KB - Virtual size: 5KB

.reloc Size: 8KB - Virtual size: 5KB

.text
Size: 104KB - Virtual size: 102KB

.rdata
Size: 324KB - Virtual size: 323KB

.data
Size: 4KB - Virtual size: 5KB

.reloc
Size: 8KB - Virtual size: 5KB