Behavioral task
behavioral1
Sample
666bc6ac2541e8b5950009be99dc08f62a6643f658032ad5806d985404dd87f6.exe
Resource
win7-20240221-en
General
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Target
666bc6ac2541e8b5950009be99dc08f62a6643f658032ad5806d985404dd87f6
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Size
160KB
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MD5
0952b44ae08ebb72319659a6f7f08538
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SHA1
ea9ffff5aaa0f751a7201856e27c213a6f88b0c3
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SHA256
666bc6ac2541e8b5950009be99dc08f62a6643f658032ad5806d985404dd87f6
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SHA512
44be8aa033f127e5b033d7ed24bab2eec7b7561a510f015f59c5d776210d9b2623cd7ef61f2f0741655fcd58641187d1b03449efccab9fac5fd1f1ee053aa982
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SSDEEP
1536:kVdmQr3Z5IfQmv81aypP1s3yX+tlehTzc:008JOfQm01F9s3yX+fehTw
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 666bc6ac2541e8b5950009be99dc08f62a6643f658032ad5806d985404dd87f6
Files
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666bc6ac2541e8b5950009be99dc08f62a6643f658032ad5806d985404dd87f6.exe windows:4 windows x86 arch:x86
114d582a5621464ba45b2f4e302c876b
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
ReleaseMutex
Sleep
lstrcpyA
CreateProcessA
TerminateProcess
ExitThread
GetStartupInfoA
GetModuleHandleA
WaitForSingleObject
GetModuleFileNameA
CreateFileA
SetFilePointer
WriteFile
lstrcpynA
lstrlenA
OpenMutexA
GetComputerNameA
ExitProcess
GetCurrentProcess
GetCurrentThread
CloseHandle
CreateThread
LoadLibraryA
GetProcAddress
GetSystemDefaultUILanguage
GetTickCount
iphlpapi
GetAdaptersInfo
GetIfTable
mfc42
ord823
ord825
msvcrt
_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
_except_handler3
strstr
strcspn
strncpy
atoi
time
srand
rand
realloc
free
malloc
sprintf
shell32
ShellExecuteA
ShellExecuteExA
SHChangeNotify
shlwapi
SHDeleteKeyA
user32
wsprintfA
ws2_32
setsockopt
recv
__WSAFDIsSet
select
send
WSAIoctl
WSAStartup
htons
inet_ntoa
htonl
socket
connect
closesocket
inet_addr
sendto
WSACleanup
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: 80KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE