asr_pfu[.]exe | Triage

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General

Target

asr_pfu.exe
Size

65KB
MD5

d77ae4b96858c232d13f7e81c564ff89
SHA1

40dc5ca5df021e253296949a40034d45d0cf0ca5
SHA256

7db0b3beaf6de6c873cefcbdd57b09ce88eb6a83d0f62e74e0895695e957b0dc
SHA512

b1e233f9c88d4781924c305767cb0b86013345e6e00d4e7bde6626199f694bcf4023143b2287bf38609c6e2c55548be90a226059f6abece277a69ab45ee2f547
SSDEEP

768:aXzQOkKMmTLrU4lvnKHnfQ308wjKjkh13yi4oE+a37vrIoCdnsdM8pXTRxQoVnRO:cQOkKMyreHnfGc2KNBY1TRxQoVI

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
asr_pfu.exe

Files

asr_pfu.exe
.exe .vbs windows:4 windows x86 arch:x86 polyglot

b028adff91b5b3f0a778d0c41b77abdf

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

RegOpenKeyExA
RegQueryValueExA

kernel32

CreateThread
DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetConsoleWindow
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery

api-ms-win-crt-environment-l1-1-0

__p__environ
__p__wenviron
getenv

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
system

api-ms-win-crt-stdio-l1-1-0

__acrt_iob_func
__p__commode
__p__fmode
__stdio_common_vfprintf
__stdio_common_vfwprintf
__stdio_common_vsprintf
fclose
fopen
fwrite

api-ms-win-crt-string-l1-1-0

memset
strcmp
strlen
strncmp

api-ms-win-crt-time-l1-1-0

__daylight
__timezone
__tzname
_tzset

shlwapi

PathFindFileNameA

user32

MessageBoxA
ShowWindow

Sections

.text
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 124B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 6KB - Virtual size: 5KB

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: 3KB - 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: 736B

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

Sharing

General

Malware Config

Signatures

Files

b028adff91b5b3f0a778d0c41b77abdf

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-private-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-time-l1-1-0

shlwapi

user32

Sections

.text Size: 9KB - Virtual size: 9KB

.data Size: 512B - Virtual size: 124B

.rdata Size: 6KB - Virtual size: 5KB

/4 Size: 2KB - Virtual size: 2KB

.bss Size: - Virtual size: 196B

.idata Size: 3KB - Virtual size: 2KB

.CRT Size: 512B - Virtual size: 48B

.tls Size: 512B - Virtual size: 8B

.reloc Size: 1024B - Virtual size: 736B

/14 Size: 512B - Virtual size: 56B

/29 Size: 3KB - Virtual size: 3KB

/41 Size: 512B - Virtual size: 175B

/55 Size: 512B - Virtual size: 160B

/67 Size: 512B - Virtual size: 56B

/80 Size: 512B - Virtual size: 119B

/91 Size: 512B - Virtual size: 372B

.text
Size: 9KB - Virtual size: 9KB

.data
Size: 512B - Virtual size: 124B

.rdata
Size: 6KB - Virtual size: 5KB

/4
Size: 2KB - Virtual size: 2KB

.bss
Size: - Virtual size: 196B

.idata
Size: 3KB - Virtual size: 2KB

.CRT
Size: 512B - Virtual size: 48B

.tls
Size: 512B - Virtual size: 8B

.reloc
Size: 1024B - Virtual size: 736B

/14
Size: 512B - Virtual size: 56B

/29
Size: 3KB - Virtual size: 3KB

/41
Size: 512B - Virtual size: 175B

/55
Size: 512B - Virtual size: 160B

/67
Size: 512B - Virtual size: 56B

/80
Size: 512B - Virtual size: 119B

/91
Size: 512B - Virtual size: 372B