Resubmissions
15-03-2024 10:54
240315-mz23tagg69 10Static task
static1
Behavioral task
behavioral1
Sample
txt.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
txt.exe
Resource
win10v2004-20240226-en
General
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Target
txt.exe
-
Size
885KB
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MD5
497ef4779c6770e4497adf0bc71655f1
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SHA1
328a8793323f11c1d0c5f3ddedf4ae10caafb063
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SHA256
62e63388953bb30669b403867a3ac2c8130332cf78133f7fd4a7f23cdc939087
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SHA512
35c2c131a84205ecda974fc0cdf93db38184547586c28671379b13b98311289459b5b87c6c8ffa3233ccd42953d4faef47e27195ecd40011cc72cbf3b3e5af35
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SSDEEP
24576:pAWf/LUup7zmMl8tOKnvwYQ62jaeekMEoBmn64:pTUS2Ml8trnvwYQ62japkMEQS64
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource txt.exe
Files
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txt.exe.exe windows:6 windows x86 arch:x86
813dba7b05d079fb74fddfb95c7c45d4
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
WriteFile
CloseHandle
GetFileSizeEx
ReadFile
SetFileAttributesW
WaitForSingleObject
CreateThread
VirtualAlloc
VirtualFree
TerminateProcess
OpenProcess
lstrcmpiW
QueryFullProcessImageNameW
K32EnumProcesses
HeapAlloc
HeapFree
GetProcessHeap
Sleep
GetComputerNameExW
CreateFileW
SetLastError
QueryPerformanceCounter
QueryPerformanceFrequency
SetEndOfFile
WriteConsoleW
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
GetACP
IsValidCodePage
FindFirstFileExW
GetTimeZoneInformation
HeapSize
GetVolumePathNamesForVolumeNameW
GetVolumeInformationW
FindVolumeClose
FindNextVolumeW
FindFirstVolumeW
lstrcmpW
GetModuleFileNameW
GetTickCount
CreateProcessA
OpenMutexW
CreateMutexW
GetLastError
GetTempPathW
FindNextFileW
FindFirstFileW
CopyFileW
FindClose
HeapReAlloc
GetFileAttributesExW
CreateProcessW
GetExitCodeProcess
ReadConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
GetFileType
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
WaitForSingleObjectEx
GetCurrentThreadId
GetExitCodeThread
GetNativeSystemInfo
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
WideCharToMultiByte
MultiByteToWideChar
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
WakeAllConditionVariable
SleepConditionVariableSRW
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
LocalFree
GetLocaleInfoEx
EncodePointer
DecodePointer
LCMapStringEx
GetStringTypeW
CompareStringEx
GetCPInfo
InitializeSListHead
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetCurrentProcess
GetCurrentProcessId
RaiseException
RtlUnwind
InterlockedPushEntrySList
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
ExitThread
FreeLibraryAndExitThread
GetStdHandle
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
user32
CharLowerW
shell32
SHChangeNotify
ole32
CoSetProxyBlanket
CoCreateInstance
CoInitializeSecurity
CoInitializeEx
oleaut32
SysAllocStringLen
SysAllocString
SysFreeString
VariantInit
advapi32
CryptGenRandom
CryptReleaseContext
CryptAcquireContextA
RegCreateKeyW
QueryServiceStatusEx
OpenServiceW
OpenSCManagerW
EnumServicesStatusW
EnumDependentServicesW
ControlService
CloseServiceHandle
ChangeServiceConfigW
RegSetValueExW
RegOpenKeyExW
RegCreateKeyExW
RegCloseKey
wldap32
ord72
ord41
ord26
ord145
ord191
ord135
ord206
ord88
ord224
ord13
ord27
ord14
ord140
Sections
.text Size: 679KB - Virtual size: 679KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 132KB - Virtual size: 132KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 38KB - Virtual size: 46KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ