aecache[.]dll | Triage

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General

Target

aecache.dll
Size

41KB
MD5

1be59c4f69542642d708bd93a5a1553d
SHA1

0508ef2afa5dad8636dfeaa38bc0f774e0f06ebd
SHA256

074edc1709d1136acd41c1ee0ae5b65406169998e03dd96049de257249f15283
SHA512

8079afe1dcbaada8018bf1cfaa47a1fa14cae5b90fec8b2982a6da684d110964157216a2d94ec59179d808ae9e0da88f41287381c47b9251ab492e860ed77e05
SSDEEP

768:S4e7mAqcKLmVCjUaXqYCUn7N66Xn7MH6VJZ3H9xE0y:eWRNXaUZ773ZX9xE0y

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
aecache.dll

Files

aecache.dll
.dll windows:6 windows x64 arch:x64

2658c11713b13d61a6e2de17f1e64333

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

AECache.pdb

Imports

msvcrt

memcmp
memcpy
memset
__C_specific_handler
_initterm
malloc
free
_amsg_exit
strncmp
_strnicmp
_XcptFilter
wcsrchr
_wcsnicmp
memmove
_wcsicmp

kernel32

SetUnhandledExceptionFilter
GetFileSizeEx
ReadFile
TerminateProcess
EnumResourceNamesW
SetFilePointer
VirtualQuery
FindResourceExW
FindResourceW
FreeLibrary
LoadResource
LoadLibraryExW
SetFilePointerEx
SizeofResource
GetLastError
FindFirstFileW
GetDriveTypeW
GetFileAttributesW
FindClose
GetFinalPathNameByHandleW
FindNextFileW
ExpandEnvironmentStringsW
CreateFileW
Sleep
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
GetCurrentProcess
CloseHandle

wdscore

WdsSetupLogMessageW
ConstructPartialMsgVW
CurrentIP

ntdll

RtlReAllocateHeap
RtlComputeCrc32
NtSetValueKey
NtCreateKey
RtlCompareUnicodeString
RtlDeleteElementGenericTableAvl
RtlInitializeGenericTableAvl
RtlLookupElementGenericTableAvl
RtlInsertElementGenericTableAvl
RtlNumberGenericTableElementsAvl
RtlInitializeSRWLock
RtlAcquireSRWLockExclusive
RtlAcquireSRWLockShared
RtlReleaseSRWLockExclusive
RtlReleaseSRWLockShared
RtlSubAuthoritySid
RtlInitializeSid
RtlLengthRequiredSid
RtlEqualSid
RtlGetOwnerSecurityDescriptor
NtQuerySecurityObject
NtQueryInformationFile
RtlInitUnicodeStringEx
RtlReleaseRelativeName
NtClose
NtApphelpCacheControl
RtlAllocateHeap
RtlFreeHeap
RtlNtStatusToDosError
RtlDosPathNameToRelativeNtPathName_U

apphelp

SdbInitDatabaseEx
SdbGetMatchingExe
SdbGetFileImageType
SdbReleaseDatabase

Exports

Exports

AeCachePrep

Sections

.text
Size: 34KB - Virtual size: 33KB

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

.pdata
Size: 1024B - Virtual size: 900B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 1016B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 152B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2658c11713b13d61a6e2de17f1e64333

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

kernel32

wdscore

ntdll

apphelp

Exports

Exports

Sections

.text Size: 34KB - Virtual size: 33KB

.data Size: 512B - Virtual size: 1KB

.pdata Size: 1024B - Virtual size: 900B

.idata Size: 3KB - Virtual size: 3KB

.rsrc Size: 1024B - Virtual size: 1016B

.reloc Size: 512B - Virtual size: 152B

.text
Size: 34KB - Virtual size: 33KB

.data
Size: 512B - Virtual size: 1KB

.pdata
Size: 1024B - Virtual size: 900B

.idata
Size: 3KB - Virtual size: 3KB

.rsrc
Size: 1024B - Virtual size: 1016B

.reloc
Size: 512B - Virtual size: 152B