Behavioral task
behavioral1
Sample
926c1f3385e5b81c53bdab95a50f44b0c1158dbfbaefe9ba05bcc4c35365f16d.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
926c1f3385e5b81c53bdab95a50f44b0c1158dbfbaefe9ba05bcc4c35365f16d.exe
Resource
win10v2004-20240226-en
General
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Target
926c1f3385e5b81c53bdab95a50f44b0c1158dbfbaefe9ba05bcc4c35365f16d
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Size
1.8MB
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MD5
b2dd95a07ace08e0cc7f371e191a49ac
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SHA1
5bbcf5ba75ba0a3d21ec65bf1e4de8f23a1a7e70
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SHA256
926c1f3385e5b81c53bdab95a50f44b0c1158dbfbaefe9ba05bcc4c35365f16d
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SHA512
5a103daa02138636448078809eb4f024981a8d2058d42fb33833a4c18367428d6fcc3cc50744abd5facab79a895431a3013169af114359b3d427ea1d9240e882
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SSDEEP
24576:snNVYtFSk5Z/Qczacxc4kU/NYEm+03KTNWh6E6T7gz:E6Ss8+/wAhWh6/g
Malware Config
Extracted
cobaltstrike
http://152.136.100.26:80/b7Vn
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user_agent
User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; InfoPath.1)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 926c1f3385e5b81c53bdab95a50f44b0c1158dbfbaefe9ba05bcc4c35365f16d
Files
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926c1f3385e5b81c53bdab95a50f44b0c1158dbfbaefe9ba05bcc4c35365f16d.exe windows:6 windows x64 arch:x64
4f2f006e2ecf7172ad368f8289dc96c1
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
SetUnhandledExceptionFilter
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
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
Sections
.text Size: 524KB - Virtual size: 524KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 637KB - Virtual size: 637KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 49KB - Virtual size: 397KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 512B - Virtual size: 156B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
/4 Size: 512B - Virtual size: 297B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/19 Size: 121KB - Virtual size: 120KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/32 Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/46 Size: 512B - Virtual size: 34B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/65 Size: 231KB - Virtual size: 230KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/78 Size: 113KB - Virtual size: 113KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/90 Size: 43KB - Virtual size: 42KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
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: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.symtab Size: 81KB - Virtual size: 80KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ