Behavioral task
behavioral1
Sample
3749c4d5245b44cbbbd9d1637d8bcfc3.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3749c4d5245b44cbbbd9d1637d8bcfc3.exe
Resource
win10v2004-20231222-en
General
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Target
3749c4d5245b44cbbbd9d1637d8bcfc3
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Size
76KB
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MD5
3749c4d5245b44cbbbd9d1637d8bcfc3
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SHA1
5add45257c7b0c2c5f13e5f668a73dec6bb1d5ea
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SHA256
8e4e6ce3e5ca3af65029ae49e975ab58c0428eceabb95c2a78f492a4fffc1051
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SHA512
01c49abd754eaedbbc6081bbd1f26a9fd78ab17c3acdcabffe931db483a7031930067568e3f7dccd09fc9340e4b6110da13c8984e02bb9098f47476fee3147a4
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SSDEEP
768:OS1q1Q4RDU7wuFHfhXkoYYHdaI9TST9Nww1JodHm97t/xH9LZPVDBqqdJ3m8PJkn:51q1Q4qLfrSzoRqdZPkQ5KJ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 3749c4d5245b44cbbbd9d1637d8bcfc3
Files
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3749c4d5245b44cbbbd9d1637d8bcfc3.exe windows:4 windows x86 arch:x86
41ba1f0ce6e8b8ea6cba8479e9b05666
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
WriteFile
WinExec
VirtualQuery
TerminateProcess
Sleep
SetSystemTime
SetFileAttributesA
SetErrorMode
OpenProcess
GetVolumeInformationA
GetVersionExA
GetTickCount
GetThreadLocale
GetSystemTime
GetSystemDirectoryA
GetStringTypeExA
GetStdHandle
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLastError
GetFullPathNameA
GetDiskFreeSpaceA
GetCPInfo
GetACP
FindNextFileA
FindFirstFileA
FindClose
FileTimeToLocalFileTime
FileTimeToDosDateTime
EnumCalendarInfoA
DeleteFileA
CreateProcessA
CreateMutexA
CopyFileA
CloseHandle
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
VirtualFree
VirtualAlloc
LocalFree
LocalAlloc
GetVersion
GetCurrentThreadId
WideCharToMultiByte
lstrlenA
lstrcpynA
LoadLibraryExA
GetThreadLocale
GetStartupInfoA
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLastError
GetCommandLineA
FreeLibrary
FindFirstFileA
FindClose
ExitProcess
CreateThread
WriteFile
UnhandledExceptionFilter
SetFilePointer
SetEndOfFile
RtlUnwind
ReadFile
RaiseException
GetStdHandle
GetFileSize
GetFileType
CreateFileA
CloseHandle
advapi32
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
oleaut32
SysFreeString
shell32
ShellExecuteA
urlmon
URLDownloadToFileA
user32
SetTimer
PostMessageA
MessageBoxA
LoadStringA
KillTimer
GetWindowTextA
GetSystemMetrics
GetWindow
GetMessageA
GetForegroundWindow
GetDesktopWindow
GetClassNameA
DispatchMessageA
CharNextA
CharToOemA
GetKeyboardType
LoadStringA
MessageBoxA
CharNextA
wininet
DeleteUrlCacheEntry
Sections
UPX0 Size: 72KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.avc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE