Static task
static1
Behavioral task
behavioral1
Sample
net_user(2).exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
net_user(2).exe
Resource
win10v2004-20230621-en
General
-
Target
net_user(2).exe
-
Size
512KB
-
MD5
db3b44db0d653ff75421031326a90a06
-
SHA1
3f206ab1cbb2f2fbebb32fd25c4c15c16587dcf6
-
SHA256
36d7912a65085b5de85c750c5b1225cc94cdf583aa21628b17e52b8dbaf32c71
-
SHA512
5e15e14f7ddc31d147373117cacfe4c1bd110cce0944946b5ca7163029a37a22e478335ec20c04bc50e5c4a4b0ec2f6f2073eb9be39bcd8976bbc2cb3ef341b2
-
SSDEEP
12288:tkJ+onZ4WI1xsqfkAIRUl3NcZ+YEt5GVdh7QK+WqOeuKRx:CTnZ4WIfs7Y/Ys5GVTQK+WqOeFRx
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource net_user(2).exe
Files
-
net_user(2).exe.exe windows x86
310d671d9cfb66b9bed4e3dd6a31e2c5
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileA
FindNextFileA
FreeLibrary
GetCommandLineA
GetLastError
GetModuleHandleA
GetProcAddress
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
TlsGetValue
VirtualProtect
VirtualQuery
msvcrt
_strdup
_stricoll
__getmainargs
__mb_cur_max
__p__environ
__p__fmode
__set_app_type
_cexit
_errno
_fpreset
_fullpath
_iob
_isctype
_msize
_onexit
_pctype
_setmode
abort
atexit
calloc
fwrite
malloc
mbstowcs
memcpy
memmove
printf
puts
setlocale
signal
strcoll
strlen
tolower
vfprintf
wcstombs
free
realloc
netapi32
NetUserAdd
Sections
.text Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
/4 Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 116B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 32B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
/14 Size: 512B - Virtual size: 88B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/29 Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/41 Size: 1024B - Virtual size: 581B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/55 Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/67 Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/80 Size: 512B - Virtual size: 134B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/91 Size: 458KB - Virtual size: 458KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ