Kolesium[.]exe

Resubmissions

25/08/2024, 07:23

240825-h7r6cssdkb 3

25/08/2024, 07:22

240825-h7lctatflr 3

25/08/2024, 07:22

240825-h7cexascrb 3

25/08/2024, 07:21

240825-h64srsscph 3

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General

Target

Kolesium.exe
Size

202KB
MD5

46213d88cf0ec128340d5bdc2479d1b9
SHA1

2e8f3621f860beddf4985a9f5bea2863542e4a7d
SHA256

82b489067d0a1a9c3fb525b4f9a48dc709d4a3bf3d4a881b44e5c98283b1e809
SHA512

c958db74258699c324c7ec1fb14f03b7a71a4ee7a6e2bfe7a479fe9e7926e1afc99ba858fb613a65cc8c99559740758d162d2e228007cd0f7fd29b5b11ce651b
SSDEEP

3072:vqG1zlt93cfecrU2/KVPPEKFZZ6xZhFFECPYl:v1znVcBr7iEbdnVYl

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Kolesium.exe

Files

Kolesium.exe
.exe windows:5 windows x86 arch:x86

aebcd8c754fbb25bfb6d5b39c92e0f19

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:\Users\FILDA\source\repos\Kolesium\Release\Kolesium.pdb

Imports

kernel32

WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapReAlloc
HeapSize
GetProcessHeap
GetStringTypeW
GetFileType
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
DecodePointer
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExA
FindClose
HeapAlloc
HeapFree
LCMapStringW
GetTickCount
Beep
ResetEvent
CreateEventW
WaitForSingleObject
GetModuleHandleW
ExitProcess
CreateThread
CloseHandle
TerminateThread
GetCommandLineA
Sleep
GetACP
GetModuleHandleExW
WideCharToMultiByte
MultiByteToWideChar
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwind
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
RaiseException
GetStdHandle
WriteFile
GetModuleFileNameA
CreateFileW

user32

GetWindowLongW
EndPaint
BeginPaint
UpdateWindow
GetWindowRect
SetWindowPos
GetSystemMetrics
SetTimer
PeekMessageW
RegisterClassW
ValidateRect
CreateWindowExA
SetLayeredWindowAttributes
UpdateLayeredWindow
KillTimer
PostQuitMessage
ReleaseDC
GetDesktopWindow
GetMessageW
DefWindowProcW
GetDC
MessageBoxW
CreateWindowExW
RegisterClassExW
ShowWindow
DispatchMessageW
MessageBoxIndirectW
TranslateMessage
LoadIconW
LoadCursorW
SetWindowLongW

gdi32

SetTextColor
InvertRgn
CreateEllipticRgn
TextOutW
BitBlt
SelectObject
CreateDIBSection
CreateCompatibleDC
CreateSolidBrush

winmm

waveOutPrepareHeader
waveOutOpen
waveOutClose
waveOutUnprepareHeader
waveOutWrite

msimg32

AlphaBlend

Sections

.text
Size: 64KB - Virtual size: 63KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 92KB - Virtual size: 92KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

aebcd8c754fbb25bfb6d5b39c92e0f19

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

winmm

msimg32

Sections

.text Size: 64KB - Virtual size: 63KB

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

.data Size: 2KB - Virtual size: 4KB

.rsrc Size: 92KB - Virtual size: 92KB

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

.text
Size: 64KB - Virtual size: 63KB

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

.data
Size: 2KB - Virtual size: 4KB

.rsrc
Size: 92KB - Virtual size: 92KB

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