Static task
static1
Behavioral task
behavioral1
Sample
CertEnrollCtrl.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
CertEnrollCtrl.exe
Resource
win10v2004-20230703-en
General
-
Target
CertEnrollCtrl.exe
-
Size
42KB
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MD5
bc7c1ec11242ef763f283b6e57cb4eb2
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SHA1
5b1e4ff80e52970b7d03f039b9fa3a4745c52ae4
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SHA256
db0adb7977180b2ce8ea02503ac78ec8558765ff4442b598dbf4260305611630
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SHA512
a738b74fb5eb4ec609b92c64eca03b2151697c176bbffe08b5bb159ec9e3de61a39c6a03a1d44d57a8ef8589cfd00b4623540210bc71c6e1eba1e7eb7aceb758
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SSDEEP
768:LnpYP5+iavKHTiPgnwNZPh4uZv+9OeQ80WGltPkt:kPHOonw/5l2jQEGltPk
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource CertEnrollCtrl.exe
Files
-
CertEnrollCtrl.exe.exe windows x86
74dea0784e69e881449ad1363dccdf56
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
msvcrt
_initterm
__setusermatherr
__p__fmode
_cexit
_wcmdln
?terminate@@YAXXZ
_controlfp
_except_handler4_common
memcpy
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
?_set_se_translator@@YAP6AXIPAU_EXCEPTION_POINTERS@@@ZP6AXI0@Z@Z
strcspn
fprintf
wcscspn
fflush
fclose
fopen
__CxxFrameHandler3
_wgetenv
fseek
ftell
fwrite
_vsnwprintf
strchr
getenv
_vsnprintf
iswxdigit
iswdigit
_wcsnicmp
free
_wcsicmp
wcsncmp
bsearch
??1type_info@@UAE@XZ
_CxxThrowException
_XcptFilter
_errno
memset
certca
ord847
ord707
ord839
ord705
ord841
ord802
ord842
ord823
ord840
api-ms-win-core-synch-l1-2-0
LeaveCriticalSection
Sleep
EnterCriticalSection
InitializeCriticalSection
DeleteCriticalSection
api-ms-win-core-processthreads-l1-1-2
GetCurrentProcessId
GetCurrentThreadId
GetStartupInfoW
GetCurrentProcess
TerminateProcess
api-ms-win-core-errorhandling-l1-1-1
SetLastError
UnhandledExceptionFilter
GetLastError
SetUnhandledExceptionFilter
api-ms-win-core-libraryloader-l1-2-0
GetModuleHandleW
FreeLibrary
FindResourceExW
GetProcAddress
GetModuleHandleA
LoadResource
LockResource
LoadLibraryExW
LoadStringW
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-sysinfo-l1-2-1
GetSystemTime
GetLocalTime
GetVersionExW
GetSystemTimeAsFileTime
GetTickCount
api-ms-win-core-heap-l1-2-0
HeapAlloc
HeapFree
GetProcessHeap
api-ms-win-core-heap-l2-1-0
LocalFree
LocalAlloc
LocalReAlloc
api-ms-win-core-timezone-l1-1-0
FileTimeToSystemTime
SystemTimeToFileTime
api-ms-win-core-file-l1-2-1
GetFullPathNameW
CreateFileW
FileTimeToLocalFileTime
GetTempFileNameW
DeleteFileW
CompareFileTime
api-ms-win-core-debug-l1-1-1
OutputDebugStringA
api-ms-win-core-processenvironment-l1-2-0
GetCommandLineW
SearchPathW
api-ms-win-core-localization-l1-2-1
GetACP
GetLocaleInfoW
api-ms-win-core-string-l1-1-0
WideCharToMultiByte
CompareStringW
MultiByteToWideChar
api-ms-win-core-registry-l1-1-0
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
api-ms-win-core-handle-l1-1-0
CloseHandle
api-ms-win-core-memory-l1-1-2
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
api-ms-win-core-libraryloader-l1-2-2
FindResourceW
api-ms-win-core-datetime-l1-1-1
GetDateFormatW
GetTimeFormatW
certenroll
ord20
api-ms-win-core-localization-obsolete-l1-3-0
GetSystemDefaultUILanguage
GetUserDefaultUILanguage
Sections
.text Size: 31KB - Virtual size: 30KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ