WV[.]xll | Triage

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General

Target

WV.xll
Size

50KB
MD5

c8d8a11d16167f234ab0bd987ee3db96
SHA1

dad2894c8a061d7bdb8130a6ce5969357ed2803d
SHA256

ca7fcf4e452dfa114a56754107d7b9e094ec298667de5ddebd2c5b392e816e35
SHA512

7df2bf2d243f7fb8f6fbf69af57f41987b0746ae5574084eba1499501554e03fb3b360570847937f2fb473feed6c8f1039fb534b13a16cb5c80867d3e1d8671c
SSDEEP

1536:M7pxSJsy6Nh5wFHssKjrtN/5jqzyCNwGXGhr0c450XN:oYwNh5wFHssKXnxjNCNHGLXN

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
WV.xll

Files

WV.xll
.xll windows:4 windows x64

f599f6d6eed879ac9612841c28ee3418

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_DLL

Imports

kernel32

CopyFileW
DeleteCriticalSection
EnterCriticalSection
GetLastError
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
Sleep
TlsGetValue
VirtualProtect
VirtualQuery
WinExec

msvcrt

___lc_codepage_func
___mb_cur_max_func
__iob_func
_amsg_exit
_errno
_initterm
_lock
_unlock
abort
calloc
free
fwrite
getc
islower
isspace
isupper
isxdigit
localeconv
malloc
memcpy
memset
realloc
strcat
strlen
strncmp
strtol
strtoul
tolower
ungetc
vfprintf

Exports

Exports

hash
xlAutoOpen
xor_decrypt

Sections

.text
Size: 39KB - Virtual size: 38KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 144B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 1024B - Virtual size: 1000B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 105B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 100B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f599f6d6eed879ac9612841c28ee3418

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Exports

Exports

Sections

.text Size: 39KB - Virtual size: 38KB

.data Size: 512B - Virtual size: 144B

.rdata Size: 3KB - Virtual size: 2KB

.pdata Size: 1KB - Virtual size: 1KB

.xdata Size: 1024B - Virtual size: 1000B

.bss Size: - Virtual size: 2KB

.edata Size: 512B - Virtual size: 105B

.idata Size: 2KB - Virtual size: 1KB

.CRT Size: 512B - Virtual size: 88B

.tls Size: 512B - Virtual size: 16B

.reloc Size: 512B - Virtual size: 100B

.text
Size: 39KB - Virtual size: 38KB

.data
Size: 512B - Virtual size: 144B

.rdata
Size: 3KB - Virtual size: 2KB

.pdata
Size: 1KB - Virtual size: 1KB

.xdata
Size: 1024B - Virtual size: 1000B

.bss
Size: - Virtual size: 2KB

.edata
Size: 512B - Virtual size: 105B

.idata
Size: 2KB - Virtual size: 1KB

.CRT
Size: 512B - Virtual size: 88B

.tls
Size: 512B - Virtual size: 16B

.reloc
Size: 512B - Virtual size: 100B