Behavioral task
behavioral1
Sample
a7699c2bc9927068e03c5b9445b80b6c62e905e4cdb03672cc35e45e5961625a.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
a7699c2bc9927068e03c5b9445b80b6c62e905e4cdb03672cc35e45e5961625a.exe
Resource
win10v2004-20231023-en
General
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Target
a7699c2bc9927068e03c5b9445b80b6c62e905e4cdb03672cc35e45e5961625a
-
Size
490KB
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MD5
f2081422fba2cf484876ca4caf8f7d41
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SHA1
ccdb1237c767468015932569e3214a3a5d91a311
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SHA256
a7699c2bc9927068e03c5b9445b80b6c62e905e4cdb03672cc35e45e5961625a
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SHA512
b8fa515390ed9acc54afcee2595403ebbed0d9a1a4dec4b37f2165b1f1eddfc18fa9b63b921700db6d2a48ae2d23f3ad45f29d143fa4eda37660cbb0843f407e
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SSDEEP
12288:iOX5WYgeWYg955/155/nsgM52DU7Id45GKBgofy3tc:iO8ssd0nu
Malware Config
Extracted
cobaltstrike
http://103.234.72.229:10212/5eN1bjq8AAUYm2zgoY3K/ll_9354efa.js
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 7.0; InfoPath.3;.NET CLR 3.1.40767; Trident/6.0; en-IN)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a7699c2bc9927068e03c5b9445b80b6c62e905e4cdb03672cc35e45e5961625a
Files
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a7699c2bc9927068e03c5b9445b80b6c62e905e4cdb03672cc35e45e5961625a.exe windows:6 windows x64 arch:x64
35aa3f0e720b15fbc9fbaba9d23094b8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
QueryPerformanceFrequency
WriteConsoleW
QueryPerformanceCounter
SetLastError
GetLastError
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
GetCurrentThreadId
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
GetStringTypeW
GetCPInfo
InitializeSListHead
WakeAllConditionVariable
SleepConditionVariableSRW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetCurrentProcessId
IsDebuggerPresent
GetStartupInfoW
RtlUnwindEx
InterlockedPushEntrySList
RtlPcToFileHeader
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapFree
HeapAlloc
HeapReAlloc
HeapSize
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
CloseHandle
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
CreateFileW
RtlUnwind
advapi32
CryptReleaseContext
CryptAcquireContextA
CryptGenRandom
Sections
.text Size: 327KB - Virtual size: 326KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 125KB - Virtual size: 125KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 14KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 500B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ