Behavioral task
behavioral1
Sample
fc379ea741f12fa10b9a07251f0530e0N.exe
Resource
win7-20240708-en
General
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Target
fc379ea741f12fa10b9a07251f0530e0N.exe
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Size
167KB
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MD5
fc379ea741f12fa10b9a07251f0530e0
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SHA1
e5c0f1aec9439661609c6f1cbff41ec4751c8cb2
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SHA256
fb53dec01b78b68bbd3004c51dc8f7df7a602eacec33a29bf215e38983328059
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SHA512
97ca656abe29fc38a2ecde220226622f22c60340068dc659b727ee9e4ef9999ecafa8c07a5fdd161112a12d330dc245db80d5dc68f7dba9bce087f237d7d3caf
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SSDEEP
1536:i2WDcOpULCH0a+TNXyyXetH28JZveKivni8:zWDuLzZXyyXeECveDnJ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource fc379ea741f12fa10b9a07251f0530e0N.exe
Files
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fc379ea741f12fa10b9a07251f0530e0N.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