Woofa[.]exe | Triage

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General

Target

Woofa.exe
Size

13.6MB
MD5

e0dd7a16df181a7664e10df764f46d39
SHA1

5dcc4ba4f7ecd229ad5d92419705258e430f03e2
SHA256

a354e1a92562ed51ced84b2d27974a8679eaadddb61cc58a26e824f45185dd7a
SHA512

e6f4d8ce4f35c163d5511d4f6acb3102338dbf538bc6615da209e3d07784bc2d27d50c6bf7ec1472aba188e8adbfdef3b9be93b322e471a2c8b99d60534f0db0
SSDEEP

196608:dovCWuKuorrTN5zWjO1GZ/WJHbXPsZXOAnMQSNJAns3Y9bgoSlG0uWacLWDfCMpS:dovP7lGZq7/gMQuJAs3YPkLWDfCMpS

Score

7^/10

vmprotect

Malware Config

Signatures

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
sample	vmprotect

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Woofa.exe

Files

Woofa.exe
.exe windows:6 windows x64 arch:x64

586537819e3b686636abcf316c264d71

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

d3d11

D3D11CreateDeviceAndSwapChain

d3dcompiler_43

D3DCompile

kernel32

FormatMessageA
FlsSetValue
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

GetClipboardData
GetProcessWindowStation
GetProcessWindowStation
GetUserObjectInformationW

msvcp140

?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ

imm32

ImmSetCompositionWindow

d3dx11_43

D3DX11CreateShaderResourceViewFromMemory

dwmapi

DwmExtendFrameIntoClientArea

normaliz

IdnToAscii

wldap32

ord60

crypt32

CertFindExtension

ws2_32

freeaddrinfo

rpcrt4

UuidCreate

psapi

GetModuleInformation

userenv

UnloadUserProfile

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memchr

api-ms-win-crt-stdio-l1-1-0

fwrite

api-ms-win-crt-utility-l1-1-0

qsort

api-ms-win-crt-string-l1-1-0

strncmp

api-ms-win-crt-heap-l1-1-0

malloc

api-ms-win-crt-runtime-l1-1-0

terminate

api-ms-win-crt-convert-l1-1-0

strtod

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-math-l1-1-0

ceilf

api-ms-win-crt-time-l1-1-0

_time64

api-ms-win-crt-filesystem-l1-1-0

_access

advapi32

CryptGetHashParam

shell32

ShellExecuteA

wtsapi32

WTSSendMessageW

Sections

.text
Size: - Virtual size: 710KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 175KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 7.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.vmp0
Size: - Virtual size: 5.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.vmp1
Size: 13.6MB - Virtual size: 13.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 204B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 469B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

586537819e3b686636abcf316c264d71

Headers

DLL Characteristics

File Characteristics

Imports

d3d11

d3dcompiler_43

kernel32

user32

msvcp140

imm32

d3dx11_43

dwmapi

normaliz

wldap32

crypt32

ws2_32

rpcrt4

psapi

userenv

vcruntime140_1

vcruntime140

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

advapi32

shell32

wtsapi32

Sections

.text Size: - Virtual size: 710KB

.rdata Size: - Virtual size: 175KB

.data Size: - Virtual size: 7.3MB

.pdata Size: - Virtual size: 28KB

.vmp0 Size: - Virtual size: 5.4MB

.vmp1 Size: 13.6MB - Virtual size: 13.6MB

.reloc Size: 512B - Virtual size: 204B

.rsrc Size: 512B - Virtual size: 469B

.text
Size: - Virtual size: 710KB

.rdata
Size: - Virtual size: 175KB

.data
Size: - Virtual size: 7.3MB

.pdata
Size: - Virtual size: 28KB

.vmp0
Size: - Virtual size: 5.4MB

.vmp1
Size: 13.6MB - Virtual size: 13.6MB

.reloc
Size: 512B - Virtual size: 204B

.rsrc
Size: 512B - Virtual size: 469B