062a6a77504e7b31d5ba287c1bc31d9650a48e02c65916bee8666a47da09a6ca

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General

Target

062a6a77504e7b31d5ba287c1bc31d9650a48e02c65916bee8666a47da09a6ca
Size

172KB
MD5

09a1c8deb232870746e116e10b529b76
SHA1

ad9e5179ec85c33cc90574142334f134dcd95a5d
SHA256

062a6a77504e7b31d5ba287c1bc31d9650a48e02c65916bee8666a47da09a6ca
SHA512

001070783ecb8a1111dcfb36ef391f22f8225ed8df34136b6b6492e19ff8c6d8f78216783cc404c111a7ced82ecd5dcffd43300f6c580efb4df73585d1eef0d9
SSDEEP

3072:3NilDwY4VOYzKDaHtvVOjz2XsFnXKbP0Wlaw5fyUSLzUU6nfD/8bToz5Nc:9sDwxzAaNdOjSXoK70Wl2bLAnr4cNc

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/OfficeInstaller_ActOnly/Data/vlmcs.exe
unpack001/OfficeInstaller_ActOnly/OfficeInstaller.exe

Files

062a6a77504e7b31d5ba287c1bc31d9650a48e02c65916bee8666a47da09a6ca
.zip
OfficeInstaller_ActOnly/Data/vlmcs.exe
.exe windows:4 windows x86 arch:x86

3d259578a2e3756f17e3469a9c2e2d26

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

CryptAcquireContextW
CryptCreateHash
CryptDestroyHash
CryptDestroyKey
CryptGetHashParam
CryptHashData
CryptImportKey
CryptSetHashParam

dnsapi

DnsQuery_UTF8
DnsRecordListFree

kernel32

DeleteCriticalSection
EnterCriticalSection
FormatMessageA
FormatMessageW
GetComputerNameExA
GetConsoleScreenBufferInfo
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetStdHandle
GetSystemTimeAsFileTime
GetTickCount
GetTimeZoneInformation
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery

msvcrt

__argv
__dllonexit
__getmainargs
__initenv
_cexit
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_errno
_fmode
_initterm
_iob
_lock
_onexit
_stat
_stricmp
_strnicmp
_unlink
_unlock
_vsnprintf
time
gmtime
isupper
abort
calloc
exit
fclose
ferror
fflush
fgets
fopen
fprintf
fputc
fputs
free
fwrite
getenv
islower
isspace
malloc
memcmp
memcpy
printf
putchar
puts
qsort
rand
rename
signal
sprintf
srand
strcat
strchr
strcmp
strcpy
strerror
strftime
strlen
strncat
strncmp
strncpy
strrchr
toupper
vfprintf
wcstombs

ws2_32

WSAGetLastError
WSAStartup
closesocket
connect
freeaddrinfo
getaddrinfo
getnameinfo
ioctlsocket
recv
send
setsockopt
socket

Sections

.text
Size: 27KB - Virtual size: 27KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 552B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 20KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 4KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 52B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
OfficeInstaller_ActOnly/OfficeInstaller.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\Users\111\source\repos\OfficeInstaller\OfficeInstaller\obj\Release\OfficeInstaller.pdb

Imports

mscoree

_CorExeMain

Sections

.text
Size: 274KB - Virtual size: 273KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 207KB - Virtual size: 206KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3d259578a2e3756f17e3469a9c2e2d26

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

dnsapi

kernel32

msvcrt

ws2_32

Sections

.text Size: 27KB - Virtual size: 27KB

.data Size: 1024B - Virtual size: 552B

.rdata Size: 20KB - Virtual size: 20KB

.bss Size: - Virtual size: 4KB

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

.CRT Size: 512B - Virtual size: 52B

.tls Size: 512B - Virtual size: 32B

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

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 274KB - Virtual size: 273KB

.rsrc Size: 207KB - Virtual size: 206KB

.reloc Size: 512B - Virtual size: 12B

.text
Size: 27KB - Virtual size: 27KB

.data
Size: 1024B - Virtual size: 552B

.rdata
Size: 20KB - Virtual size: 20KB

.bss
Size: - Virtual size: 4KB

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

.CRT
Size: 512B - Virtual size: 52B

.tls
Size: 512B - Virtual size: 32B

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

.text
Size: 274KB - Virtual size: 273KB

.rsrc
Size: 207KB - Virtual size: 206KB

.reloc
Size: 512B - Virtual size: 12B