downloader[.]exe

Sharing

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General

Target

downloader.exe
Size

4.8MB
MD5

42dc5b769e67713738d28c0653a1be91
SHA1

913c69deb7af21bf8b291b8316da1d399e1fc7dc
SHA256

421cca5b858c38accddc5f7ba4d5e4a9b32491d4f8a74846ddf64fae8e5ac00c
SHA512

19db20d25dcf77a2a535c0bdff04a560ae0f5add0645703c41d6aed217b1c664f9397e7fbb340a5c0299c77e7d9377e1171973321e509b6c88e79dcef83a8687
SSDEEP

98304:ouS3ZxQCocYFXEQN/Vznrxd7uQeGd+vXxzHXAL:ouCZ3ocYSCdznrR

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
downloader.exe

Files

downloader.exe
.exe windows:4 windows x64 arch:x64

9e2fcab38f01dc22fb06fcea466d94aa

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_LARGE_ADDRESS_AWARE

Imports

kernel32

DeleteCriticalSection
EnterCriticalSection
GetLastError
GetStartupInfoA
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery
WideCharToMultiByte

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_onexit
abort
calloc
exit
fclose
fopen
fprintf
fputc
free
fwrite
getenv
localeconv
malloc
memcpy
memset
signal
strerror
strlen
strncmp
system
vfprintf
wcslen

Sections

.text
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4.3MB - Virtual size: 4.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 4KB - Virtual size: 3KB

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: 1KB - Virtual size: 1KB

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

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 104B

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

.rsrc
Size: 76KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 136B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 259KB - Virtual size: 258KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 66KB - Virtual size: 66KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/92
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9e2fcab38f01dc22fb06fcea466d94aa

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 28KB - Virtual size: 27KB

.data Size: 4.3MB - Virtual size: 4.3MB

.rdata Size: 4KB - Virtual size: 3KB

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

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

.bss Size: - Virtual size: 2KB

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

.CRT Size: 512B - Virtual size: 104B

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

.rsrc Size: 76KB - Virtual size: 76KB

.reloc Size: 512B - Virtual size: 136B

/4 Size: 2KB - Virtual size: 1KB

/19 Size: 259KB - Virtual size: 258KB

/31 Size: 14KB - Virtual size: 13KB

/45 Size: 30KB - Virtual size: 30KB

/57 Size: 6KB - Virtual size: 5KB

/70 Size: 2KB - Virtual size: 2KB

/81 Size: 66KB - Virtual size: 66KB

/92 Size: 3KB - Virtual size: 3KB

.text
Size: 28KB - Virtual size: 27KB

.data
Size: 4.3MB - Virtual size: 4.3MB

.rdata
Size: 4KB - Virtual size: 3KB

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

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

.bss
Size: - Virtual size: 2KB

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

.CRT
Size: 512B - Virtual size: 104B

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

.rsrc
Size: 76KB - Virtual size: 76KB

.reloc
Size: 512B - Virtual size: 136B

/4
Size: 2KB - Virtual size: 1KB

/19
Size: 259KB - Virtual size: 258KB

/31
Size: 14KB - Virtual size: 13KB

/45
Size: 30KB - Virtual size: 30KB

/57
Size: 6KB - Virtual size: 5KB

/70
Size: 2KB - Virtual size: 2KB

/81
Size: 66KB - Virtual size: 66KB

/92
Size: 3KB - Virtual size: 3KB