Behavioral task
behavioral1
Sample
bac46a4f945a89951cd362e2fb9d2e35.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bac46a4f945a89951cd362e2fb9d2e35.exe
Resource
win10v2004-20240226-en
General
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Target
bac46a4f945a89951cd362e2fb9d2e35
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Size
289KB
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MD5
bac46a4f945a89951cd362e2fb9d2e35
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SHA1
872e873411bf07745a8f26ceafbb55205571a330
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SHA256
456a77babb8975d369c7ae029b8901fbf7a0c1e105c42962e379d01178fc07c9
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SHA512
5e7e4e8c8c08d7d536da6f428f7cafe789b1f8d5081e5a0ec5208d926f7e33f734141e4f4342d07bdb81e31555565e437c8ba86ba30aa0829ba686bcc149e679
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SSDEEP
6144:GWOvxw+pb8kQOFrGyUoR+LxwHW/++hrTqhYjCPUih:GI+pbJQirGiob2+hyWsUi
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bac46a4f945a89951cd362e2fb9d2e35
Files
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bac46a4f945a89951cd362e2fb9d2e35.exe windows:4 windows x86 arch:x86
6d44d0d5b9c4d155b30b302575ca20eb
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
Sleep
WriteFile
WinExec
WaitForSingleObject
VirtualQuery
SizeofResource
SetFilePointer
SetEvent
SetEndOfFile
ResetEvent
ReadFile
LockResource
LoadResource
LeaveCriticalSection
InitializeCriticalSection
GetWindowsDirectoryA
GetVersionExA
GetThreadLocale
GetSystemDirectoryA
GetStringTypeExA
GetStdHandle
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLocalTime
GetLastError
GetFullPathNameA
GetDiskFreeSpaceA
GetDateFormatA
GetCurrentThreadId
GetCPInfo
GetACP
FreeResource
FormatMessageA
FindResourceA
EnumCalendarInfoA
EnterCriticalSection
DeleteCriticalSection
CreateFileA
CreateEventA
CompareStringA
CloseHandle
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
VirtualFree
VirtualAlloc
LocalFree
LocalAlloc
GetVersion
GetCurrentThreadId
InterlockedDecrement
InterlockedIncrement
VirtualQuery
WideCharToMultiByte
MultiByteToWideChar
lstrlenA
lstrcpynA
LoadLibraryExA
GetThreadLocale
GetStartupInfoA
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetCommandLineA
FreeLibrary
FindFirstFileA
FindClose
ExitProcess
WriteFile
UnhandledExceptionFilter
RtlUnwind
RaiseException
GetStdHandle
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
advapi32
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
oleaut32
SafeArrayPtrOfIndex
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayCreate
VariantChangeType
VariantCopy
VariantClear
VariantInit
SysFreeString
SysReAllocStringLen
SysAllocStringLen
user32
GetKeyboardType
LoadStringA
MessageBoxA
CharNextA
MessageBoxA
LoadStringA
GetSystemMetrics
CharNextA
CharToOemA
Sections
UPX0 Size: 280KB - Virtual size: 280KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 6KB - Virtual size: 8KB
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