Behavioral task
behavioral1
Sample
98caa18224ecda4d308d9dffd88c7abf1c434b7c1bba3994b130943712f90293.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
98caa18224ecda4d308d9dffd88c7abf1c434b7c1bba3994b130943712f90293.exe
Resource
win10v2004-20231215-en
General
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Target
98caa18224ecda4d308d9dffd88c7abf1c434b7c1bba3994b130943712f90293
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Size
1.2MB
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MD5
efab9418cf20fd8c54845066abc2c37a
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SHA1
5cee88e6be2531447589f96e1d719f2bff052c18
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SHA256
98caa18224ecda4d308d9dffd88c7abf1c434b7c1bba3994b130943712f90293
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SHA512
e34c0556bcc89f598fb939e9606c91cc80fc91e40df5c864202d4fb9b6fc63e340edd86f338f77db39731b46657d107e27bcf2a29a2a7dfd59edce5d410e20c3
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SSDEEP
12288:NBNLWz3T2/DOxKwsO7IAtib7gVhGF4noooY0dl/6t6iP9xRaFyR7dL1L2SVMpZkO:B6v+DOxKgibIGFb/HiHRoW7rLl2
Malware Config
Extracted
cobaltstrike
http://62.234.166.174:8090/Zi8b
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Win64; x64; Trident/6.0; MDDCJS)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 98caa18224ecda4d308d9dffd88c7abf1c434b7c1bba3994b130943712f90293
Files
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98caa18224ecda4d308d9dffd88c7abf1c434b7c1bba3994b130943712f90293.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: 532KB - Virtual size: 531KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 649KB - Virtual size: 649KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 56KB - Virtual size: 405KB
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
.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: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ