Disk[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

Disk.exe
Size

367KB
MD5

15df25af48a4a42a580338064640cf47
SHA1

e43736affc9650febcae2231133afab34f8c93de
SHA256

217f7f767495f15fd25044ffa10b4ed6b1d8150685072794c361ecf7c5db11f0
SHA512

73f2819208c27ca145408dbcc792bfc75aa1fc665422d4087c392a7b18be7e5ac5a62d660754e16ebdc8b39455d71aac90d5e4f4deb0fc0b1944bbc39e42c1e0
SSDEEP

6144:sy6gVF92pA9Iqh7rjoq9wKJR8dv73vxBGOUjOdjQ/j2OTNscuz:LGgIqpjoq9rk93HENuz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Disk.exe

Files

Disk.exe
.exe windows:6 windows x64 arch:x64

fc53e3e06a7016b64be4b1fbb3ff9edf

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

kernel32

PeekNamedPipe
WaitForMultipleObjects
CreateFileA
GetFileSizeEx
WideCharToMultiByte
OutputDebugStringW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetSystemDirectoryA
VerSetConditionMask
SleepEx
LeaveCriticalSection
EnterCriticalSection
FormatMessageA
SetLastError
GetModuleHandleW
GetModuleHandleA
GetCurrentProcess
DeleteCriticalSection
InitializeCriticalSectionEx
GetLastError
GetConsoleWindow
Beep
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
ReadFile
GetFileType
GetEnvironmentVariableA
MultiByteToWideChar
WaitForSingleObjectEx
MoveFileExA
GetTickCount
QueryPerformanceCounter
VerifyVersionInfoA
LoadLibraryA
GetProcAddress
Sleep
SetConsoleTextAttribute
CloseHandle
GetStdHandle
FreeLibrary

user32

GetWindowLongA
SetLayeredWindowAttributes
SetWindowLongA

advapi32

CryptEncrypt
CryptImportKey
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA

msvcp140

?_Xlength_error@std@@YAXPEBD@Z

urlmon

URLDownloadToFileA

normaliz

IdnToAscii

wldap32

ord143
ord301
ord200
ord30
ord79
ord35
ord33
ord32
ord27
ord26
ord22
ord41
ord50
ord45
ord60
ord211
ord46
ord217

crypt32

CertGetCertificateChain
CertFreeCertificateChainEngine
CertCreateCertificateChainEngine
CryptQueryObject
CertGetNameStringA
PFXImportCertStore
CertFindExtension
CertFreeCertificateChain
CryptDecodeObjectEx
CryptStringToBinaryA
CertFreeCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertOpenStore
CertAddCertificateContextToStore

ws2_32

getaddrinfo
getpeername
select
__WSAFDIsSet
freeaddrinfo
connect
bind
getsockname
recvfrom
getsockopt
sendto
WSAGetLastError
gethostname
ntohl
htons
listen
htonl
ntohs
ioctlsocket
accept
WSACleanup
WSAStartup
send
recv
WSAIoctl
WSASetLastError
socket
setsockopt
closesocket

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__current_exception
__C_specific_handler
strstr
__std_exception_destroy
__std_exception_copy
_CxxThrowException
memchr
memcmp
memcpy
memmove
memset
strchr
strrchr
__current_exception_context

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

fseek
_open
fputs
_close
__stdio_common_vsscanf
fputc
fopen
fclose
fwrite
_write
fflush
__acrt_iob_func
_set_fmode
_lseeki64
_read
__p__commode
fgets
ftell
feof
fread
__stdio_common_vsprintf

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

_initialize_onexit_table
_register_onexit_function
_crt_atexit
_cexit
_seh_filter_exe
_set_app_type
_errno
_get_initial_narrow_environment
_initterm
_initterm_e
_exit
_initialize_narrow_environment
__p___argc
__p___argv
_c_exit
_register_thread_local_exe_atexit_callback
exit
_beginthreadex
terminate
strerror
_getpid
system
_invalid_parameter_noinfo_noreturn
_configure_narrow_argv
__sys_nerr

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

realloc
malloc
calloc
_set_new_mode
free
_callnewh

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

qsort

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

strncpy
tolower
strncmp
strpbrk
strcmp
_strdup
strcspn
strspn
isupper

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

__setusermatherr

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

atoi
strtol
strtoll
strtoul

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

_access
_unlink
_fstat64
_stat64

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

_gmtime64
_time64

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

_configthreadlocale

Sections

.text
Size: 277KB - Virtual size: 277KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 73KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

fc53e3e06a7016b64be4b1fbb3ff9edf

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

msvcp140

urlmon

normaliz

wldap32

crypt32

ws2_32

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

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

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

Sections

.text Size: 277KB - Virtual size: 277KB

.rdata Size: 73KB - Virtual size: 73KB

.data Size: 512B - Virtual size: 3KB

.pdata Size: 12KB - Virtual size: 12KB

.rsrc Size: 512B - Virtual size: 480B

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

.text
Size: 277KB - Virtual size: 277KB

.rdata
Size: 73KB - Virtual size: 73KB

.data
Size: 512B - Virtual size: 3KB

.pdata
Size: 12KB - Virtual size: 12KB

.rsrc
Size: 512B - Virtual size: 480B

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