Static task
static1
Behavioral task
behavioral1
Sample
RSSOwl.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
RSSOwl.exe
Resource
win10v2004-20231020-en
General
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Target
RSSOwl.exe
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Size
56KB
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MD5
12adf8f9801fae6b907490fffcf2f127
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SHA1
e1c051066a4894d326a6945077fd4b067ca9fe5b
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SHA256
f40d59a4b6c52eee6e07bb85af4be446ca303010b80fcd706348cc44e44bc8c9
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SHA512
82308f85ccd205f306e4f77d64d0d095aac1730f67c701e4b09e270ee6a77829132a37912ae72abf616cc2f69295e47c1cec19a5b28a0bed654cc7fbde6fbbfe
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SSDEEP
1536:22oRl5cMrMI1DqORJe/4ejxhih27mFcLMr:JorG3hih2scLI
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource RSSOwl.exe
Files
-
RSSOwl.exe.exe windows:4 windows x86
b3480d9e7076b0a109f0e42ce0eecb6a
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
Imports
kernel32
GetModuleFileNameW
GetModuleFileNameA
FindClose
FindNextFileW
FindFirstFileW
GetModuleHandleW
GetVersionExW
FreeLibrary
GetProcAddress
FindNextFileA
FindFirstFileA
GetModuleHandleA
LoadLibraryA
LoadLibraryW
WideCharToMultiByte
user32
CreateWindowExA
LoadIconA
SetClassLongA
MessageBoxA
CreateWindowExW
LoadIconW
SetClassLongW
MessageBoxW
comctl32
ord17
msvcrt
_controlfp
_except_handler3
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
free
malloc
exit
fwprintf
_iob
swprintf
wcslen
_wcsdup
wcschr
memcpy
setlocale
wcscmp
wcscat
_wcsicmp
wcscpy
towupper
wcsrchr
_wstat
fprintf
sprintf
strlen
_strdup
strchr
strcmp
strcat
_stricmp
strcpy
toupper
strrchr
_stat
fclose
swscanf
realloc
fgetws
_wfopen
wcsncpy
_wgetenv
_wgetcwd
wcstol
memset
wcsncmp
wcspbrk
sscanf
fgets
fopen
strncpy
getenv
_getcwd
strtol
strncmp
strpbrk
_exit
_XcptFilter
__p___winitenv
__wgetmainargs
_initterm
Sections
.text Size: 16KB - Virtual size: 14KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ