Static task
static1
Behavioral task
behavioral1
Sample
mkbitmap.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
mkbitmap.exe
Resource
win10v2004-20231023-en
General
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Target
mkbitmap.exe
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Size
35KB
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MD5
915bc741a5eec5e068b8c73b199c5dd0
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SHA1
d80dc23d16095cc84b9cfb987e7d9c074904131f
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SHA256
bc2617f9fc97390941abf0531ed865b7a2bb871ada2767b6a4625140a2be2e90
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SHA512
577a5abd51993f23f7889145b9929b0a7665a8b610590bde61d7dfc7d2b2768e98bf2255053b7686f769dd37e8ffbf1827b548a4e8c016e96f5c551ba39ce848
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SSDEEP
384:DV2emex8CuUfLxqYDTDPLq5vISjXWgOvHlgOKCZhO1bqZ6fnBBhtlQPv15bxcaLP:tmeFumLREC0qg/ht6n1/9nYBeXXmYeq
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource mkbitmap.exe
Files
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mkbitmap.exe.exe windows:4 windows x86
88d7a608d5973630ce6901c38a62cb72
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
AddAtomA
ExitProcess
FindAtomA
GetAtomNameA
SetUnhandledExceptionFilter
msvcrt
_strdup
__getmainargs
__p__environ
__p__fmode
__set_app_type
_cexit
_errno
_fileno
_iob
_onexit
_setmode
abort
atexit
exit
exp
fclose
fgetc
fopen
fprintf
fputc
free
fwrite
getenv
log
malloc
memcpy
memset
signal
sqrt
strcat
strcmp
strcpy
strerror
strlen
strncmp
strrchr
strtod
strtol
ungetc
Sections
.text Size: 32KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 432B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 288B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE