Static task
static1
Behavioral task
behavioral1
Sample
_isres_0x0409.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
_isres_0x0409.dll
Resource
win10v2004-20240802-en
General
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Target
_isres_0x0409.dll
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Size
1.8MB
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MD5
c0560b44b478825ee46dd6038607a505
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SHA1
b4aaa4136dad311a986fa13214dc63b1549df943
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SHA256
7c04e05e5d0b85437317b01e37879765e7adb805737167d8724bb931935abe93
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SHA512
cd01eb06d5c554b9d733025014a1ef73be50103ad70bf3cb63a0ab49289ee35ce4dcd9acdcbb743d943367341f56417a25ef0815fb33d7e0271bfdb90f84245b
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SSDEEP
12288:bs4d9dfaOdWfIApJCPtjvntnSb8COevQonCLPub+7YPh:7hrWQADCPtjvntnSb8COevQonCfQh
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource _isres_0x0409.dll
Files
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_isres_0x0409.dll.dll windows:4 windows x86 arch:x86
67af700c4a8d04fab208836e7a191c41
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
kernel32
GetCommandLineA
GetVersion
ExitProcess
TerminateProcess
GetCurrentProcess
GetCurrentThreadId
TlsSetValue
TlsAlloc
TlsFree
SetLastError
TlsGetValue
GetLastError
GetCurrentThread
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
DeleteCriticalSection
IsBadWritePtr
IsBadReadPtr
HeapValidate
GetModuleFileNameA
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
GetModuleHandleA
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
HeapFree
VirtualFree
WriteFile
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
FatalAppExitA
UnhandledExceptionFilter
RtlUnwind
HeapAlloc
DebugBreak
InterlockedDecrement
OutputDebugStringA
GetProcAddress
LoadLibraryA
InterlockedIncrement
HeapReAlloc
VirtualAlloc
GetCPInfo
GetACP
GetOEMCP
SetConsoleCtrlHandler
MultiByteToWideChar
GetStringTypeA
GetStringTypeW
LCMapStringA
LCMapStringW
SetFilePointer
Sleep
SetStdHandle
IsValidLocale
IsValidCodePage
GetLocaleInfoA
EnumSystemLocalesA
GetUserDefaultLCID
FlushFileBuffers
CloseHandle
GetTimeZoneInformation
GetLocaleInfoW
CompareStringA
CompareStringW
SetEnvironmentVariableA
Sections
.text Size: 168KB - Virtual size: 167KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 20KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.6MB - Virtual size: 1.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 12KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ