Behavioral task
behavioral1
Sample
4048932d4dd40d514feb87a71121e4fb9008fad2bead806f1f050fc797eb9baf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
4048932d4dd40d514feb87a71121e4fb9008fad2bead806f1f050fc797eb9baf.exe
Resource
win10v2004-20230220-en
General
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Target
samples.zip
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Size
169KB
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MD5
2fe43ee3e23d4b85c64957a0f5b416bf
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SHA1
1e6bd0de24c90fca28ba3bba97a8ef00c50d52f9
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SHA256
ae3d42fc9363773bf7c71b477c65294b8c66290b9d31c6e3d55207515b421b98
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SHA512
7447e3465e4679252227f37cbb16e13475cf6269a879f5f89025b5651c9a3834db3aa4ec01d9ef05e69d98b69b0639689d998d26079132720b3a9bbc3d0277b7
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SSDEEP
3072:Ae2jVnJArHtJQvwzRN6snKOkELY7ra1P5d3vrvLV9Kn8uAKIZIw9JM0Q85hCVEK:Ae2xne3cwzRN9nKOnY7rahDxdIw754n
Malware Config
Extracted
vidar
3.7
4148a04e73d68a34036f16a82c1d1a47
https://steamcommunity.com/profiles/76561199501059503
https://t.me/mastersbots
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profile_id_v2
4148a04e73d68a34036f16a82c1d1a47
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user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/112.0
Signatures
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Vidar family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/4048932d4dd40d514feb87a71121e4fb9008fad2bead806f1f050fc797eb9baf
Files
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samples.zip.zip
Password: infected
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4048932d4dd40d514feb87a71121e4fb9008fad2bead806f1f050fc797eb9baf.exe windows x86
1276e2ced93ad6d3cbd7f74318530239
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
Sleep
GlobalMemoryStatusEx
VirtualProtect
HeapAlloc
GetProcessHeap
lstrlenA
GetProcAddress
LoadLibraryA
VirtualAlloc
CloseHandle
FindNextFileW
FindFirstFileW
VirtualAllocExNuma
SetEndOfFile
VirtualFree
GetLogicalProcessorInformationEx
GetCurrentProcess
CreateFileW
CreateFileA
SetStdHandle
WriteConsoleW
LoadLibraryW
IsValidLocale
EnumSystemLocalesA
GetLocaleInfoA
GetUserDefaultLCID
HeapReAlloc
GetLocaleInfoW
ExitProcess
InterlockedIncrement
InterlockedDecrement
WideCharToMultiByte
InterlockedExchange
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
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
ole32
CoCreateInstance
CoInitializeSecurity
CoInitializeEx
CoSetProxyBlanket
oleaut32
SysFreeString
VariantClear
VariantInit
SysAllocString
crypt32
CryptStringToBinaryA
Sections
.text Size: 245KB - Virtual size: 245KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 55KB - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 42KB - Virtual size: 119KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 21KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ