Static task
static1
Behavioral task
behavioral1
Sample
updated.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
updated.exe
Resource
win10v2004-20240221-en
General
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Target
updated.exe
-
Size
590KB
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MD5
b73c2ae4196590a4f76108fded52acbd
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SHA1
1715c23f3a4d174313f1c204f51b424e7902cede
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SHA256
57bbb821bfb4cb89a7919f5d5bf5b5f07f3f999fbaf80478631809cc1304dd52
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SHA512
ce01d87f7b8edbdb24c6a89e85377638cd5826be0f27afa442557645f6dc7bae81de0ef31988360b7e413a461b5d595b30bd425bf16ce15b68de32e38f7e4052
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SSDEEP
12288:bmBqOGY2myUDioW3w6xumhRZes+5Fcwt5oHCICpxZw6xKEBZTmV4:bcDq/osvwPoWpxBHBlm
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource updated.exe
Files
-
updated.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: 586KB - Virtual size: 586KB
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: 784B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ