Static task
static1
Behavioral task
behavioral1
Sample
virussign.com_7655ee2b0c9ea2c82ca36eda73009df0.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
virussign.com_7655ee2b0c9ea2c82ca36eda73009df0.exe
Resource
win10v2004-20240508-en
General
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Target
virussign.com_7655ee2b0c9ea2c82ca36eda73009df0.vir
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Size
781KB
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MD5
7655ee2b0c9ea2c82ca36eda73009df0
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SHA1
aad90c2382c18ec10051144cda9ea05fdf7ef973
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SHA256
42dd22289d4af2571ae26fad451f172df623d1e91efcd0f3e64ec108357745ea
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SHA512
144d370d09f4549e5d3273a76ae3dcff79052c85009bbfe6ce2d250bacc47a6077505ab1dbc05238dd737820007e62c67d0eb626151fd54220f4c046a35d81b3
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SSDEEP
12288:SwKfOVRo9yRYe6w4O8b8ITDnlL0xY4btFzmn:SxWVeyRYet4O8b8ITDnlDAmn
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource virussign.com_7655ee2b0c9ea2c82ca36eda73009df0.vir
Files
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virussign.com_7655ee2b0c9ea2c82ca36eda73009df0.vir.exe windows:5 windows x86 arch:x86
d3eafac78b2f94eb6a014af9c2a27809
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
urlmon
URLDownloadToCacheFileA
psapi
GetModuleBaseNameA
GetModuleFileNameExA
EnumProcessModules
EnumProcesses
version
GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA
kernel32
DeleteFileA
GetTempFileNameA
CreateFileA
lstrcpyA
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
GetVolumeInformationA
GetDriveTypeA
WaitForSingleObject
CreateMutexA
Thread32Next
SuspendThread
ResumeThread
OpenThread
Thread32First
CreateToolhelp32Snapshot
OpenProcess
TerminateProcess
CreateDirectoryA
GetTempPathA
CreateThread
FreeResource
UpdateResourceA
LockResource
LoadResource
SizeofResource
FindResourceExA
EnumResourceLanguagesA
EnumResourceNamesA
SetFileTime
GetFileTime
FreeLibrary
FindResourceA
LoadLibraryExA
GetCurrentProcess
SetEvent
OpenEventA
Process32Next
Process32First
FindClose
FindNextFileA
FindFirstFileA
EndUpdateResourceA
EnumResourceTypesA
BeginUpdateResourceA
GetTickCount
CopyFileA
ReleaseMutex
lstrlenA
lstrcatA
WriteFile
GetModuleFileNameA
CreateProcessA
CloseHandle
Sleep
GetLastError
HeapSize
SetStdHandle
WriteConsoleW
GetConsoleOutputCP
FlushFileBuffers
WriteConsoleA
InitializeCriticalSectionAndSpinCount
GetLocaleInfoW
LoadLibraryA
GetStringTypeW
GetStringTypeA
IsValidLocale
EnumSystemLocalesA
GetLocaleInfoA
GetUserDefaultLCID
GetConsoleMode
GetConsoleCP
ReadFile
HeapReAlloc
lstrcmpA
SetFilePointer
GetSystemTimeAsFileTime
GetLocalTime
GetCurrentThreadId
GetVersionExA
GetCurrentProcessId
GetFullPathNameA
GetCurrentThread
WideCharToMultiByte
GetModuleHandleA
HeapAlloc
HeapFree
GetProcessHeap
InterlockedIncrement
InterlockedDecrement
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RaiseException
RtlUnwind
GetCommandLineA
GetStartupInfoA
MultiByteToWideChar
LCMapStringA
LCMapStringW
GetCPInfo
GetModuleHandleW
GetProcAddress
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
SetLastError
GetACP
GetOEMCP
IsValidCodePage
GetStdHandle
ExitProcess
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
GetFileType
HeapCreate
VirtualFree
QueryPerformanceCounter
VirtualAlloc
user32
wvsprintfA
wsprintfA
advapi32
OpenProcessToken
FreeSid
OpenThreadToken
GetTokenInformation
EqualSid
AllocateAndInitializeSid
RegEnumKeyExA
RegQueryValueExA
RegEnumValueA
RegOpenKeyExA
RegSetValueExA
RegCloseKey
shell32
SHGetSpecialFolderPathA
ShellExecuteA
shlwapi
SHRegCloseUSKey
SHRegCreateUSKeyA
wininet
InternetReadFile
HttpOpenRequestA
HttpSendRequestA
InternetOpenA
InternetCloseHandle
InternetQueryOptionA
HttpQueryInfoA
InternetOpenUrlA
InternetSetFilePointer
InternetConnectA
ws2_32
WSAStartup
gethostbyname
Sections
.text Size: 145KB - Virtual size: 145KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 29KB - Virtual size: 29KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 600KB - Virtual size: 599KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ