Behavioral task
behavioral1
Sample
NEAS.341b97706942750748f199b85dc27ab0.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.341b97706942750748f199b85dc27ab0.exe
Resource
win10v2004-20230915-en
General
-
Target
NEAS.341b97706942750748f199b85dc27ab0.exe
-
Size
92KB
-
MD5
341b97706942750748f199b85dc27ab0
-
SHA1
9191d3223b2b76804689e845463409294ec1796a
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SHA256
78bd4fd0f465ddf5b6655f07ecdd6df4fcdeca13a06006255b30720cef597ffd
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SHA512
c508beca5569b1c67d4ee729304ca5e4942b167e093b088a7d3c26f1b89345234c10af91124cd76adf5ce69f95afffb292aa43e029dcb692b81cb12e131adac0
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SSDEEP
1536:AJlPgFPCgsdGs+6BeTsJi8quCr04N8w3tD/dSqzpWDUk76By:0VNdxVzXu3Sw3DhTku0
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.341b97706942750748f199b85dc27ab0.exe
Files
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NEAS.341b97706942750748f199b85dc27ab0.exe.exe windows:4 windows x86
1603aa14b56d206d64cb95a3c75125d7
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
CreateFileMappingA
TerminateThread
CreateThread
ExitProcess
CreateProcessA
GetModuleFileNameA
GetModuleHandleA
GetSystemDirectoryA
WriteFile
MapViewOfFile
GetVersionExA
GlobalMemoryStatus
TerminateProcess
OpenProcess
Module32First
Process32Next
Process32First
CreateToolhelp32Snapshot
GetCurrentProcess
UnmapViewOfFile
CreateFileA
ReadFile
CloseHandle
GetFileSize
GetLastError
GetTickCount
CreateMutexA
Sleep
GetStartupInfoA
advapi32
LookupPrivilegeValueA
AdjustTokenPrivileges
RegDeleteValueA
RegCreateKeyExA
RegSetValueExA
RegCloseKey
RegOpenKeyExA
OpenProcessToken
shell32
ShellExecuteA
ws2_32
gethostbyname
inet_addr
send
WSAStartup
recv
htons
socket
closesocket
WSACleanup
connect
wininet
InternetOpenA
InternetOpenUrlA
InternetReadFile
InternetCloseHandle
msvcp60
??0?$basic_stringstream@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@H@Z
??8std@@YA_NABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@0@Z
?find@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIPBDI@Z
?npos@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@2IB
?find_last_of@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIPBDI@Z
?insert@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV12@IABV12@II@Z
??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@PBDABV10@@Z
??4?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z
??5std@@YAAAV?$basic_istream@DU?$char_traits@D@std@@@0@AAV10@PAD@Z
??_D?$basic_stringstream@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEXXZ
?find@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIABV12@I@Z
?substr@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBE?AV12@II@Z
?length@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@PBDABV?$allocator@D@1@@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV?$allocator@D@1@@Z
??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@D@Z
??4?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@PBD@Z
??0Init@ios_base@std@@QAE@XZ
??1Init@ios_base@std@@QAE@XZ
??0_Winit@std@@QAE@XZ
??1_Winit@std@@QAE@XZ
?compare@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEHIIPBD@Z
?replace@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV12@IIPBD@Z
?compare@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEHABV12@@Z
??1?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@XZ
??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@ABV10@0@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV01@@Z
?c_str@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEPBDXZ
?compare@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEHPBD@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@P6AAAV01@AAV01@@Z@Z
??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QAEAAV01@I@Z
??6std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@0@AAV10@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@@Z
??6std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@0@AAV10@PBD@Z
?cout@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?endl@std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@1@AAV21@@Z
msvcrt
malloc
_controlfp
_except_handler3
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
_XcptFilter
_exit
_onexit
__dllonexit
strcmp
??2@YAPAXI@Z
__CxxFrameHandler
rand
srand
memset
strlen
_vsnprintf
_purecall
free
memcpy
fwrite
exit
_ftol
strstr
fread
fclose
ftell
fseek
fopen
sprintf
Sections
.text Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 20KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE