Behavioral task
behavioral1
Sample
B491DCDDEB999D3AC94BAFD4352B7CBC.exe
Resource
win7-20240221-en
General
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Target
B491DCDDEB999D3AC94BAFD4352B7CBC.exe
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Size
152KB
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MD5
b491dcddeb999d3ac94bafd4352b7cbc
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SHA1
c5130b719b4f83f2a943916eabf75a8a407da98f
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SHA256
892efb3bcc8ff067719c31f96d5a8991651dd27f1607cd490a51db7946dcef8d
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SHA512
3a66fd357119053a11079d8eebd5e11703e729f94068727e640399370ad6e88b4f4602c29b6d45f7cfb3b78d70a97c425835882a27220559c79b086220e0b061
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SSDEEP
3072:tPFSlG8SHgpJSG61doHN4NgQaUukOkzybzWhKfceQwpurK:tP2ZryZoIg5vkOkOnWXmu2
Malware Config
Extracted
stealc
http://89.105.201.33
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url_path
/4d4d3a49ccbc77eb.php
Signatures
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Stealc family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource B491DCDDEB999D3AC94BAFD4352B7CBC.exe
Files
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B491DCDDEB999D3AC94BAFD4352B7CBC.exe.exe windows:5 windows x86 arch:x86
1ef0d6e4c3554a91026b47d9a27bf6db
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
msvcrt
strncpy
malloc
??_V@YAXPAX@Z
memchr
??_U@YAPAXI@Z
strtok_s
strcpy_s
vsprintf_s
memmove
memcpy
strlen
memset
memcmp
__CxxFrameHandler3
kernel32
GetCurrentThreadId
LocalAlloc
VirtualQueryEx
OpenProcess
ReadProcessMemory
GetLastError
HeapFree
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
EncodePointer
DecodePointer
TerminateProcess
GetCurrentProcess
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
RtlUnwind
TlsGetValue
TlsSetValue
InterlockedIncrement
GetModuleHandleW
SetLastError
InterlockedDecrement
GetProcAddress
ExitProcess
Sleep
WriteFile
GetStdHandle
GetModuleFileNameW
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
LoadLibraryW
HeapAlloc
WideCharToMultiByte
LCMapStringW
MultiByteToWideChar
GetStringTypeW
RaiseException
Sections
.text Size: 100KB - Virtual size: 100KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
xahn Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE