Static task
static1
Behavioral task
behavioral1
Sample
PCOxidizer.exe
Resource
win11-20240221-en
General
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Target
PCOxidizer.exe
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Size
60KB
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MD5
c379e73bd3fe67fb77b0c39312835801
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SHA1
a964df62e2bc093a316630d3ab52270f708f68bf
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SHA256
90400df2639057b8ccbd4dc212e6e283b5a677492000226c9b6bf998750d9682
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SHA512
f290e5d47e8055ac1a0b3091a67693bd194c3a114767d34acd7330b741bf60fcb18807abe67d20f5f28580b243d0b048b9a9a026862ec8dcd1da0ece8272a54d
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SSDEEP
768:JuxFOvCGYHvXkfVLIbR16QU40ANNQo+PzQxryTQpnmD/BQthbRx:WgCPkfVUKdvUfZmD/BQthf
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource PCOxidizer.exe
Files
-
PCOxidizer.exe.exe windows:4 windows x86 arch:x86
93e61d10279afbdb4c7106b620a47e0a
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
advapi32
RegCloseKey
RegCreateKeyExA
RegSetValueExA
kernel32
CreateThread
DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery
api-ms-win-crt-environment-l1-1-0
__p__environ
__p__wenviron
api-ms-win-crt-heap-l1-1-0
_set_new_mode
calloc
free
malloc
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-private-l1-1-0
memcpy
api-ms-win-crt-runtime-l1-1-0
__p___argc
__p___argv
__p___wargv
__p__acmdln
_cexit
_configure_narrow_argv
_configure_wide_argv
_crt_at_quick_exit
_crt_atexit
_initialize_narrow_environment
_set_app_type
_initialize_wide_environment
_initterm
_set_invalid_parameter_handler
abort
exit
signal
api-ms-win-crt-stdio-l1-1-0
__acrt_iob_func
__p__commode
__p__fmode
__stdio_common_vfprintf
__stdio_common_vfwprintf
fwrite
api-ms-win-crt-string-l1-1-0
memset
strlen
strncmp
api-ms-win-crt-time-l1-1-0
__daylight
__timezone
__tzname
_tzset
api-ms-win-crt-utility-l1-1-0
rand
shell32
ShellExecuteA
user32
GetSystemMetrics
SetCursorPos
Sections
.text Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 120B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
/4 Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 196B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 48B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 1024B - Virtual size: 624B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/14 Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/29 Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/41 Size: 512B - Virtual size: 175B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/55 Size: 512B - Virtual size: 160B
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: 119B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/91 Size: 512B - Virtual size: 372B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ