Static task
static1
Behavioral task
behavioral1
Sample
clossys4.3.3.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
clossys4.3.3.exe
Resource
win10v2004-20230915-en
General
-
Target
clossys4.3.3.exe
-
Size
432KB
-
MD5
9c65ad7aa4810211234cf9d6b4d76ed1
-
SHA1
9abf9276133a158c81548875bc3e350b6c24bd39
-
SHA256
1e7029fb755151bf9f541dba2d23b75a513d7cfb3551f1f49f09a79eb990df57
-
SHA512
d96913912a37ce6cf149c609482ef31b470666d0c9d02a175c711fcbafcaf9d9efc48c405908af1f8834a22f0fdb5e381f9316ae3fefc5b9054007a294083c1b
-
SSDEEP
1536:PacpKf1O9/HOA48bBmBCY0htmghW9aIQhNdK43MCpoptA:XpKfktHOSNmBCrhtmg6aumHpope
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource clossys4.3.3.exe
Files
-
clossys4.3.3.exe.exe windows:4 windows x86
f00febecf6209cbaf8a007090ea9d428
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
Sleep
GetTimeZoneInformation
GetSystemTime
GetLocalTime
ExitProcess
TerminateProcess
GetCurrentProcess
GetCommandLineA
GetVersion
IsBadWritePtr
IsBadReadPtr
HeapValidate
DebugBreak
GetStdHandle
WriteFile
InterlockedDecrement
OutputDebugStringA
GetProcAddress
LoadLibraryA
InterlockedIncrement
GetModuleFileNameA
GetLastError
GetFileAttributesA
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetFileType
GetStartupInfoA
GetModuleHandleA
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
HeapFree
VirtualFree
RtlUnwind
HeapAlloc
HeapReAlloc
VirtualAlloc
CloseHandle
GetExitCodeProcess
WaitForSingleObject
CreateProcessA
SetConsoleCtrlHandler
ReadFile
GetCPInfo
GetACP
GetOEMCP
MultiByteToWideChar
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
SetEnvironmentVariableA
SetFilePointer
FlushFileBuffers
LCMapStringA
LCMapStringW
SetStdHandle
Sections
.text Size: 148KB - Virtual size: 147KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 244KB - Virtual size: 240KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ