Behavioral task
behavioral1
Sample
43617201a431f7eedfd6c65ae66a47298d60a8362d822b84884ad2921e65d435.exe
Resource
win7-20231129-en
General
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Target
43617201a431f7eedfd6c65ae66a47298d60a8362d822b84884ad2921e65d435
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Size
157KB
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MD5
d376042c6a767e5c4b6372539ea96439
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SHA1
8764d6231fc8ac61a95d5caea4bf520bf639c6e3
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SHA256
43617201a431f7eedfd6c65ae66a47298d60a8362d822b84884ad2921e65d435
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SHA512
a28b719a59117ef2ae28d10949088f629ac1b9cf0eab47e375acd4fac546831dd2b5c27379a8899416b66e47da3827d29c2ebdcbaf19665b22d7317a323ea05e
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SSDEEP
768:MdCyTDcZyUpULCgodM96JyXZOf7hhhaCCCCBZJ:zmDc/pULCHdMayXZhv
Malware Config
Signatures
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Detects Windows executables referencing non-Windows User-Agents 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 43617201a431f7eedfd6c65ae66a47298d60a8362d822b84884ad2921e65d435
Files
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43617201a431f7eedfd6c65ae66a47298d60a8362d822b84884ad2921e65d435.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: 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