Static task
static1
Behavioral task
behavioral1
Sample
kalkulator/generate.lnk
Resource
win10-20230703-en
Behavioral task
behavioral2
Sample
kalkulator/kalkulator.exe
Resource
win10-20230703-en
Behavioral task
behavioral3
Sample
kalkulator/set2/generate.vbs
Resource
win10-20230703-en
Behavioral task
behavioral4
Sample
kalkulator/set3/kalkulator.bat
Resource
win10-20230703-en
Behavioral task
behavioral5
Sample
kalkulator/set3/kalkulator2.bat
Resource
win10-20230703-en
General
-
Target
kalkulator_by_kapeku.zip
-
Size
39KB
-
MD5
de912e161a730eefd5e238a7c5cdf513
-
SHA1
29d783df14809fc9da68556408766c52ff994842
-
SHA256
f8237f3d496968dcf2c6d9a1ec27bb99898d0c5e71a7e891eaf9873eaa5e2248
-
SHA512
295174ab4a27199d73a658ac0054ad8782d2caed9d49f419c7a26263d4f71559ea4a8cf257902e254e59cc0205fc273aff362bf00da3db9925f1ca0a1147b18b
-
SSDEEP
768:lj3DoDlSw9WhtFsA+IY8KPxmyznY0aAvx+SrtSG2EVhpht2Ogz9IZBPfj0X6:ljDEwhvsAvY8KPxmSYMp+SrkEnMsZBPn
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/kalkulator/kalkulator.exe
Files
-
kalkulator_by_kapeku.zip.zip
-
kalkulator/generate.lnk.lnk
-
kalkulator/kalkulator.exe.exe windows x86
c29ab370ed500debe05d495f2d8c12c2
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetTempPathA
GetModuleFileNameA
GetStdHandle
SetConsoleMode
GetConsoleMode
Sleep
SetConsoleTextAttribute
GetTickCount
SetConsoleCursorInfo
SetConsoleCursorPosition
GetVolumeInformationA
ReadConsoleInputA
WriteConsoleA
LCMapStringW
LCMapStringA
SetEnvironmentVariableA
CompareStringW
ExitProcess
TerminateProcess
GetCurrentProcess
GetCommandLineA
GetVersion
SetHandleCount
GetFileType
GetStartupInfoA
GetLastError
ReadFile
SetFilePointer
HeapFree
CloseHandle
GetFileAttributesA
GetProcAddress
GetModuleHandleA
WriteFile
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
HeapDestroy
HeapCreate
VirtualFree
RtlUnwind
HeapAlloc
SetStdHandle
FlushFileBuffers
VirtualAlloc
HeapReAlloc
CreateFileA
GetExitCodeProcess
WaitForSingleObject
CreateProcessA
MultiByteToWideChar
GetStringTypeA
GetStringTypeW
GetCPInfo
GetACP
GetOEMCP
LoadLibraryA
SetEndOfFile
CompareStringA
user32
FindWindowA
GetDesktopWindow
GetWindowRect
SetWindowPos
winmm
timeGetTime
Sections
.text Size: 60KB - Virtual size: 59KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 11.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
kalkulator/set2/generate.vbs
-
kalkulator/set3/kalkulator.bat
-
kalkulator/set3/kalkulator2.bat