Behavioral task
behavioral1
Sample
645a56cab20008b072427ab4c05e44a0N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
645a56cab20008b072427ab4c05e44a0N.exe
Resource
win10v2004-20240802-en
General
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Target
645a56cab20008b072427ab4c05e44a0N.exe
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Size
166KB
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MD5
645a56cab20008b072427ab4c05e44a0
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SHA1
ee436b249cfa7b3a8c8247f8f4d5731355be5b83
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SHA256
c236d2b1c61673115c1bea56ed4d80005ff34beae4cb5dd6fd67554fc2af40bf
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SHA512
05a10c4d6014225a2af4616b8fec0343fd67396cf081c28bb338e3aa3bd5dda12c40dd3467709487946e5ccf54fc0a6d76a0a71ffa0d9c87510c64345ba0b85b
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SSDEEP
1536:i2WDcOpULCH0a+TNXyyXetH28JZveKivnV:zWDuLzZXyyXeECveDnV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 645a56cab20008b072427ab4c05e44a0N.exe
Files
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645a56cab20008b072427ab4c05e44a0N.exe.exe windows:4 windows x86 arch:x86
6db8353c2b6461197c203cc61d20792e
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
Imports
kernel32
ExitProcess
Sleep
lstrcpyA
CreateProcessA
TerminateProcess
ExitThread
GetStartupInfoA
GetModuleHandleA
WaitForSingleObject
CreateFileA
SetFilePointer
WriteFile
lstrcpynA
lstrlenA
OpenMutexA
ReleaseMutex
GetComputerNameA
GetCurrentProcess
GetCurrentThread
CloseHandle
CreateThread
LoadLibraryA
GetProcAddress
GetSystemDefaultUILanguage
GetTickCount
iphlpapi
GetIfTable
GetAdaptersInfo
mfc42
ord823
ord825
msvcrt
_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
strncmp
_except_handler3
strstr
strcspn
strncpy
atoi
time
srand
rand
realloc
free
malloc
sprintf
shell32
SHChangeNotify
ShellExecuteExA
ShellExecuteA
shlwapi
SHDeleteKeyA
user32
GetDesktopWindow
wsprintfA
ws2_32
setsockopt
recv
__WSAFDIsSet
select
WSAIoctl
closesocket
WSAStartup
inet_ntoa
htonl
WSACleanup
socket
connect
send
inet_addr
sendto
htons
Sections
UPX0 Size: 64KB - Virtual size: 64KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 76KB - Virtual size: 76KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE