Behavioral task
behavioral1
Sample
4b631f8ae74eb5e1fecd1c723c67c46f389df65dc1615c3ca8b8dfdaeba9d063.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
4b631f8ae74eb5e1fecd1c723c67c46f389df65dc1615c3ca8b8dfdaeba9d063.exe
Resource
win10v2004-20240802-en
General
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Target
4b631f8ae74eb5e1fecd1c723c67c46f389df65dc1615c3ca8b8dfdaeba9d063
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Size
963KB
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MD5
4480d7c48e49702deddcef5d03b34daf
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SHA1
1fce57f12d65bb8f887b87d08d6b5ff9ea85f689
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SHA256
4b631f8ae74eb5e1fecd1c723c67c46f389df65dc1615c3ca8b8dfdaeba9d063
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SHA512
74b592c3845990e2071e2cddb1f67ded972802bd705297fb1e61fd28523c8445f32cf1d884a6697a00c6b35cab4a72fcb7c3d7b693afcff4c2eba5d287b204e2
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SSDEEP
12288:AiQS5ZSmjryStCZfb3jFVWI0TTwSnMx7/4+HVLy3ESVofxjKKA/Z:AlSbSILgfbjWdTT2XkkKHx
Malware Config
Extracted
cobaltstrike
http://192.168.33.141:10086/1sGr
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; Touch; ASU2JS)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4b631f8ae74eb5e1fecd1c723c67c46f389df65dc1615c3ca8b8dfdaeba9d063
Files
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4b631f8ae74eb5e1fecd1c723c67c46f389df65dc1615c3ca8b8dfdaeba9d063.exe windows:6 windows x64 arch:x64
c2d457ad8ac36fc9f18d45bffcd450c2
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
WriteFile
WriteConsoleW
WerSetFlags
WerGetFlags
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
TlsAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
RtlVirtualUnwind
RtlLookupFunctionEntry
ResumeThread
RaiseFailFastException
PostQueuedCompletionStatus
LoadLibraryW
LoadLibraryExW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetErrorMode
GetEnvironmentStringsW
GetCurrentThreadId
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateThread
CreateIoCompletionPort
CreateFileA
CreateEventA
CloseHandle
AddVectoredExceptionHandler
AddVectoredContinueHandler
Sections
.text Size: 405KB - Virtual size: 405KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 507KB - Virtual size: 507KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 26KB - Virtual size: 572KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 512B - Virtual size: 168B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.symtab Size: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ