Behavioral task
behavioral1
Sample
1fb82d60cbf6272a0140d51eec89af54_JC.exe
Resource
win7-20230831-en
General
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Target
1fb82d60cbf6272a0140d51eec89af54_JC.exe
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Size
160KB
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MD5
1fb82d60cbf6272a0140d51eec89af54
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SHA1
5a1019c6d8e515064b9bb83a79701a34b09a6b1e
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SHA256
e231962b8fa2777e9a0132e4d63965af049a3ac7d6f872346b96b7db97879314
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SHA512
1dd4fdf81c8217ccc52dd0856d37dcae67a97f67ec4229991a0d23fb1de5ebedc971547315b79de70c6c274586103727b19980418611d9d5d8377504f10bf3db
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SSDEEP
1536:zmDc/pULCHdf0T19yyX0tH28JZveKb7ucKoqIN:yD/LxB9yyX0ECveG3KoBN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1fb82d60cbf6272a0140d51eec89af54_JC.exe
Files
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1fb82d60cbf6272a0140d51eec89af54_JC.exe.exe windows:4 windows 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: 56KB - Virtual size: 56KB
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