Static task
static1
Behavioral task
behavioral1
Sample
better.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
better.exe
Resource
win10v2004-20240221-en
General
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Target
better.exe
-
Size
27.8MB
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MD5
17da3cb11e26d63ad7127b5cc5d807f2
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SHA1
37c53a46e3419ab603a7e15b8dbf0435bc1b8d34
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SHA256
6a8e419ba656fce609aa7d780771e5a19c3dd7c992030f039467ce551583a0f0
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SHA512
1821d49ac56d93b697619404a19dad399b913d9adf4517db19ae95b5b71594c8400925b61ec7d767520c79869ee8e60ab15e54ff1964bd386a05fe8244fd67a3
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SSDEEP
786432:6mOqHiq4WSzPGkiE4pD3GRcpxDYdCHMqF8:6mOq7S6kitsccdCHMqF8
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource better.exe
Files
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better.exe.exe windows:4 windows x86 arch: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: 27.8MB - Virtual size: 27.8MB
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: 1024B - Virtual size: 768B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ