Static task
static1
Behavioral task
behavioral1
Sample
81f4155637ba72d134c1709bde7b6f6bdc6bb087cad80c6c693a51acf81cf94f.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
81f4155637ba72d134c1709bde7b6f6bdc6bb087cad80c6c693a51acf81cf94f.exe
Resource
win10v2004-20240226-en
General
-
Target
81f4155637ba72d134c1709bde7b6f6bdc6bb087cad80c6c693a51acf81cf94f
-
Size
409KB
-
MD5
da6abd21f9b5ba924be143e815e9d633
-
SHA1
4c0fd719b72356b29aeb598985855a17a520cbf5
-
SHA256
81f4155637ba72d134c1709bde7b6f6bdc6bb087cad80c6c693a51acf81cf94f
-
SHA512
a9eaa4afdc625c455209413f9b2fad142cca6df7b5db903b6ddc4d3a6d2a11544dc93fe21c27aa31ac8ddd67e2e6045e78c6c1c70baf9ac80f40ec6500c9711b
-
SSDEEP
6144:4RRSldbtR6Z0WdRcm4FmowdHoSuNZgZ0Wd/OWdPS2LStOshOWdPS2Ln:47Sldbs14wFHoS/F5fC5L
Malware Config
Signatures
-
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 81f4155637ba72d134c1709bde7b6f6bdc6bb087cad80c6c693a51acf81cf94f
Files
-
81f4155637ba72d134c1709bde7b6f6bdc6bb087cad80c6c693a51acf81cf94f.exe windows:1 windows x86 arch:x86
95e6f8741083e0c7d9a63d45e2472360
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
ole32
CoCreateInstance
CLSIDFromString
CoInitialize
CoUninitialize
oleaut32
SysAllocString
wininet
DeleteUrlCacheEntry
FindFirstUrlCacheEntryA
FindNextUrlCacheEntryA
kernel32
ExitProcess
ExpandEnvironmentStringsA
GetCommandLineA
GetCurrentProcessId
GetCurrentThreadId
GetExitCodeThread
GetFileSize
GetModuleFileNameA
GetModuleHandleA
CloseHandle
GetProcAddress
GetSystemDirectoryA
GetTempPathA
GetTickCount
GetVersion
GetVersionExA
GetWindowsDirectoryA
GlobalMemoryStatus
CopyFileA
InterlockedIncrement
IsBadReadPtr
IsBadWritePtr
LoadLibraryA
LocalAlloc
LocalFree
OpenMutexA
CreateFileA
ReadFile
RtlUnwind
SetFilePointer
CreateMutexA
Sleep
TerminateProcess
VirtualQuery
CreateProcessA
WaitForSingleObject
WideCharToMultiByte
WinExec
WriteFile
lstrlenA
lstrlenW
CreateThread
DeleteFileA
user32
GetWindowTextA
GetWindowRect
FindWindowA
GetWindow
GetClassNameA
SetFocus
GetForegroundWindow
LoadCursorA
LoadIconA
SetTimer
RegisterClassA
MessageBoxA
GetMessageA
GetWindowLongA
SetWindowLongA
CreateDesktopA
SetThreadDesktop
GetThreadDesktop
TranslateMessage
DispatchMessageA
SendMessageA
PostQuitMessage
ShowWindow
CreateWindowExA
DestroyWindow
MoveWindow
DefWindowProcA
CallWindowProcA
gdi32
GetStockObject
SetBkColor
SetTextColor
CreateBrushIndirect
CreateFontA
advapi32
RegCreateKeyExA
RegCloseKey
RegOpenKeyExA
RegQueryValueExA
RegSetValueExA
GetSecurityInfo
SetSecurityInfo
SetEntriesInAclA
crtdll
__GetMainArgs
_sleep
_stricmp
atoi
exit
memcpy
memset
printf
raise
rand
signal
sprintf
srand
sscanf
strcat
strchr
strncmp
vsprintf
Sections
.text Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 132KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.embm Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
dwnKuXaK Size: 4KB - Virtual size: 3KB
NRHndwJu Size: 512B - Virtual size: 90B
AkovMstZ Size: 58KB - Virtual size: 58KB
LmEUhnTZ Size: 6KB - Virtual size: 5KB
XThnYUGb Size: 1KB - Virtual size: 1KB
gGqwJFtW Size: 512B - Virtual size: 234B
igDoetCP Size: 44KB - Virtual size: 43KB
FwBbCaIU Size: 512B - Virtual size: 465B
LoCzXWnO Size: 52KB - Virtual size: 51KB
tebUCgwN Size: 59KB - Virtual size: 58KB