Behavioral task
behavioral1
Sample
a25c44cfeba23650d28e4adbf249aeac0e10785180f5da1e165a6be7f5333bef.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
a25c44cfeba23650d28e4adbf249aeac0e10785180f5da1e165a6be7f5333bef.exe
Resource
win10v2004-20240508-en
General
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Target
a25c44cfeba23650d28e4adbf249aeac0e10785180f5da1e165a6be7f5333bef
-
Size
907KB
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MD5
48e8674eec94481091f2616f965f93d9
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SHA1
6344c571cb732a459d5c511ca44b30a4a5215a64
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SHA256
a25c44cfeba23650d28e4adbf249aeac0e10785180f5da1e165a6be7f5333bef
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SHA512
d8549f21ccc1d4fe96b2b18f177febf792925cdbf5390cf2dc7c395c45519b29ac85a59824f684947b2cce8c942d705e24539bc4a58211416238f0525dd559d0
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SSDEEP
12288:BHq5yFyqNeggMqWdJOTYy8sI70XDQQVdq5Lbfhmvg4rGfR7HQg:BHoycgfqYoEbf7jZsg4rGfRDl
Malware Config
Extracted
cobaltstrike
http://118.31.115.178:4444/VtEN
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows Phone OS 7.5; Trident/5.0; IEMobile/9.0; LG; LG-E906)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a25c44cfeba23650d28e4adbf249aeac0e10785180f5da1e165a6be7f5333bef
Files
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a25c44cfeba23650d28e4adbf249aeac0e10785180f5da1e165a6be7f5333bef.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: 384KB - Virtual size: 384KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 473KB - Virtual size: 472KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 26KB - Virtual size: 374KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 512B - Virtual size: 144B
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: 6KB
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