Static task
static1
Behavioral task
behavioral1
Sample
NIKO_Loader.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
NIKO_Loader.exe
Resource
win10v2004-20230220-en
General
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Target
NIKO_Loader.exe
-
Size
1.5MB
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MD5
1fd83f3b2daf69e820a72ea6eacbd61d
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SHA1
ad812419c62fddbc9e156ce1272a669ac90f2e82
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SHA256
c8d4a0892ebaab6a9d36cd8db79905acfdc81e501ca55489dfdb0692adacc2d8
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SHA512
a35e68dee0244ef4958923f4410dd5dace7746a4e50baa46082229cb7c9208cccb286ba3126e9334a8ed423bda6df9dd5faf638741600042d615fa0ee6784cab
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SSDEEP
49152:3G++cm+4AZssd+UzIBXEhaEJkyPQchIrLFkZxQAy:W+/fZB4UzIBXEhaSHQKI4x
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NIKO_Loader.exe
Files
-
NIKO_Loader.exe.exe windows x86
6f462fcc6b830b77fb3fef2add9dc570
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
_sleep
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: 1.5MB - Virtual size: 1.5MB
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: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ