Static task
static1
Behavioral task
behavioral1
Sample
auth1.exe
Resource
win10-20240404-en
General
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Target
auth1.exe
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Size
9KB
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MD5
15d1285b7f081a6595bd2509af67d0a5
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SHA1
a2bb676c493335defd494f3ca6bc5863c826a65c
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SHA256
6834c9d484470975d26f840c3dd61eb4eec7c82b796a72c308d238592af4048b
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SHA512
19ae58648e4c91053dad21ec235488416fc6ea270945421db3f5f5d50aa42727659524fcf20959c7c46ab60fa31dfe51b842dd5cf13da2c511bf187142ed0749
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SSDEEP
96:pjdJS+377CsIv3dBUwLLsVNgJ8774cdP4Ey7mGN6Q7SX:V57zC3dBUwPMNIE7lP3QmU6QOX
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource auth1.exe
Files
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auth1.exe.exe windows:4 windows x86 arch:x86
99049756444f35179a94844dcaaabcd8
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
kernel32
CloseHandle
CreateProcessA
DeleteCriticalSection
EnterCriticalSection
ExitProcess
GetCommandLineA
GetConsoleWindow
GetExitCodeProcess
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
SetUnhandledExceptionFilter
TlsGetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
msvcrt
__getmainargs
__p__environ
__p__fmode
__set_app_type
_cexit
_iob
_onexit
_setmode
_strdup
abort
atexit
calloc
free
fwrite
memcpy
signal
vfprintf
user32
ShowWindow
Sections
.text Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 340B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.eh_fram Size: 1024B - Virtual size: 1016B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 96B
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
.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