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Behavioral task
behavioral1
Sample
c879554f5e8525925ca6c4d39ced634b0c4bf3487270e660963b76afb47df82cN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c879554f5e8525925ca6c4d39ced634b0c4bf3487270e660963b76afb47df82cN.exe
Resource
win10v2004-20240802-en
General
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Target
c879554f5e8525925ca6c4d39ced634b0c4bf3487270e660963b76afb47df82cN.exe
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Size
367KB
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MD5
797ce18f5a9eb080394af8797204cba0
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SHA1
836acc509d7319936d3cc1df89a4d18e5a373d4b
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SHA256
c879554f5e8525925ca6c4d39ced634b0c4bf3487270e660963b76afb47df82c
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SHA512
0aab9a2f2944f991c0fa4283ed45ff653ff68f6f28537f3bc7c606f9306ed16ad62a9365e175d9454131b5164143b678d39b5e10dc46256714e56400c11eb9c6
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SSDEEP
6144:sbbD2RXh9KD7EvVkr0evEcZ7/CUqjfgQlVumrlbVRXLWchXfo0cW:sbuRX6D7ENiKUqDgYumrDRXLWoN
Malware Config
Extracted
vidar
3.6
62c7e0e16911dde063d31dd694c41dd7
https://steamcommunity.com/profiles/76561199499188534
https://t.me/nutalse
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profile_id_v2
62c7e0e16911dde063d31dd694c41dd7
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user_agent
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
Signatures
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Vidar family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource c879554f5e8525925ca6c4d39ced634b0c4bf3487270e660963b76afb47df82cN.exe
Files
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c879554f5e8525925ca6c4d39ced634b0c4bf3487270e660963b76afb47df82cN.exe.exe windows:5 windows x86 arch:x86
8d40e0ab252b03f9f78f6902c4f1940e
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
VirtualFree
VirtualAlloc
Sleep
LocalAlloc
GetProcAddress
LoadLibraryA
VirtualProtect
GetCurrentProcess
CloseHandle
Process32Next
Process32First
CreateToolhelp32Snapshot
FindNextFileW
FindFirstFileW
GetProcessHeap
VirtualAllocExNuma
GetLogicalProcessorInformationEx
ExitProcess
SetEndOfFile
CreateFileW
CreateFileA
SetStdHandle
WriteConsoleW
LoadLibraryW
IsValidLocale
EnumSystemLocalesA
GetLocaleInfoA
GetUserDefaultLCID
HeapReAlloc
InterlockedIncrement
InterlockedDecrement
WideCharToMultiByte
InterlockedExchange
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
HeapAlloc
GetLastError
HeapFree
RaiseException
RtlUnwind
GetSystemTimeAsFileTime
GetCommandLineA
HeapSetInformation
GetStartupInfoW
LCMapStringW
GetCPInfo
IsProcessorFeaturePresent
TerminateProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetModuleHandleW
WriteFile
GetStdHandle
GetModuleFileNameW
HeapCreate
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
SetLastError
GetCurrentThreadId
GetACP
GetOEMCP
IsValidCodePage
HeapSize
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
GetConsoleCP
GetConsoleMode
FlushFileBuffers
ReadFile
SetFilePointer
GetModuleFileNameA
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetStringTypeW
GetLocaleInfoW
user32
ReleaseDC
gdi32
GetDeviceCaps
CreateDCA
ole32
CoCreateInstance
CoInitializeSecurity
CoInitializeEx
CoSetProxyBlanket
oleaut32
SysFreeString
VariantClear
VariantInit
SysAllocString
Sections
.text Size: 251KB - Virtual size: 250KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 61KB - Virtual size: 61KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 31KB - Virtual size: 109KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 22KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ