RC7Bootstrapper[.]exe | Triage

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General

Target

RC7Bootstrapper.exe
Size

5.4MB
MD5

d2e58e9693c1fb43325f22c8de225078
SHA1

8d0175f1a59aa3c43236babed555bf1ba7ffb8d8
SHA256

0fcb78435f3d764b4f4f10ab1a6c9f92efc0749c402c53f1081224b1f60fb2ff
SHA512

25f81517e840e2d8149fc7caf56aec9a6322864c2dedb026dc70ae5b5084c3b5bb16bf0ce0ad129a088c0a73cd5c12caa70df3eb5b3847a2f4364a5da301ed7b
SSDEEP

98304:zjyLTIFLvtqtyGrcn4sGTTrWFZoMa50VpTdJUPx6a8YRaGo0kJnwD:qfIFLv4hbhrWFZoX50P56P82oUktwD

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
RC7Bootstrapper.exe

Files

RC7Bootstrapper.exe
.exe windows:4 windows x86

a9c887a4f18a3fede2cc29ceea138ed3

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

msvcrt

malloc
memset
strcmp
strcpy
getenv
sprintf
fopen
fwrite
fclose
__argc
__argv
_environ
_XcptFilter
__set_app_type
_controlfp
__getmainargs
exit

shell32

ShellExecuteA

kernel32

SetUnhandledExceptionFilter

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 5.4MB - Virtual size: 5.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 4B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 67KB - Virtual size: 66KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ