Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230831-en
General
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Target
tmp
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Size
6.5MB
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MD5
a7ee1f4bf11bdfab2327d098c6583af1
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SHA1
b59a2989c0f48597f691d3ead8f549f2327c6d0a
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SHA256
d74686c87f0777d1e8c4fcc18b40fe3ce97d6e531e23b6665037e5599b72aa32
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SHA512
b9d4c65a167ccd15891c97ebcdbe02e46d1411c13284c986039c4e172cf7cfbd450aab80af71f95d13c001a39ff0a01a44288f19b6432a08c0bd32895d7a8ec9
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SSDEEP
196608:XdatXBkprOtdefgVeIXcIv/W5yYtjR1kJA3iaAim:NaVB2rOtTVew5/W5n1LkJA3i3
Malware Config
Signatures
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resource yara_rule sample themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource tmp
Files
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tmp.exe windows:6 windows x64
504d78790e3f8461b1aa5a2fc85391cb
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
GetModuleHandleA
GetSystemTimeAsFileTime
GetModuleHandleA
CreateEventA
GetModuleFileNameW
TerminateProcess
GetCurrentProcess
CreateToolhelp32Snapshot
Thread32First
GetCurrentProcessId
GetCurrentThreadId
OpenThread
Thread32Next
CloseHandle
SuspendThread
ResumeThread
WriteProcessMemory
GetSystemInfo
VirtualAlloc
VirtualProtect
VirtualFree
GetProcessAffinityMask
SetProcessAffinityMask
GetCurrentThread
SetThreadAffinityMask
Sleep
LoadLibraryA
FreeLibrary
GetTickCount
SystemTimeToFileTime
FileTimeToSystemTime
GlobalFree
LocalAlloc
LocalFree
GetProcAddress
ExitProcess
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
DeleteCriticalSection
GetModuleHandleW
LoadResource
MultiByteToWideChar
FindResourceExW
FindResourceExA
WideCharToMultiByte
GetThreadLocale
GetUserDefaultLCID
GetSystemDefaultLCID
EnumResourceNamesA
EnumResourceNamesW
EnumResourceLanguagesA
EnumResourceLanguagesW
EnumResourceTypesA
EnumResourceTypesW
CreateFileW
LoadLibraryW
GetLastError
FlushFileBuffers
WriteConsoleW
SetStdHandle
HeapReAlloc
FlsSetValue
GetCommandLineA
RaiseException
RtlPcToFileHeader
HeapFree
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
EncodePointer
FlsGetValue
FlsFree
SetLastError
FlsAlloc
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
DecodePointer
HeapAlloc
RtlUnwindEx
LCMapStringW
GetStringTypeW
SetHandleCount
GetStdHandle
InitializeCriticalSectionAndSpinCount
GetFileType
GetStartupInfoW
GetModuleFileNameA
FreeEnvironmentStringsW
GetEnvironmentStringsW
HeapSetInformation
GetVersion
HeapCreate
HeapDestroy
QueryPerformanceCounter
HeapSize
WriteFile
SetFilePointer
GetConsoleCP
GetConsoleMode
LocalAlloc
LocalFree
GetModuleFileNameW
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
CharNextA
CharUpperBuffW
advapi32
RegCloseKey
shell32
ShellExecuteA
ole32
CoCreateInstance
Sections
Size: - Virtual size: 3.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: - Virtual size: 240KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: - Virtual size: 73KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: - Virtual size: 252B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.vmp#0 Size: - Virtual size: 158KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 4KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themida Size: - Virtual size: 3.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp#1 Size: - Virtual size: 2.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp#2 Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp#3 Size: 6.4MB - Virtual size: 6.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 164B
IMAGE_SCN_MEM_READ
.rsrc Size: 75KB - Virtual size: 75KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ