Behavioral task
behavioral1
Sample
b0cbcf922d42a2473d834ddcbba2851679b7dc6dc5a296cd854d5d5c25795757.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b0cbcf922d42a2473d834ddcbba2851679b7dc6dc5a296cd854d5d5c25795757.exe
Resource
win10v2004-20230915-en
General
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Target
b0cbcf922d42a2473d834ddcbba2851679b7dc6dc5a296cd854d5d5c25795757
-
Size
907KB
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MD5
0bb80514b7ac18f175de5662b90f53e8
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SHA1
3d1c360c1b610f662ce9d6daaaa6261e09c3ac2b
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SHA256
b0cbcf922d42a2473d834ddcbba2851679b7dc6dc5a296cd854d5d5c25795757
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SHA512
fff5312967bc7243ce5a216e1f83050b8ee03c6789c7d053ef0fc14ed7ec64b9e8e1e83c9a9c0dda59767f6d1455372551c93424785be99aa76fd1889a2e169c
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SSDEEP
12288:ClkTdvdkGwgX/VsOQv4iTvvsed1I/4+P9sZ6FIltxssO8R43x5xR:sU4Zu/y7SE1+iZI8tesO8RKxR
Malware Config
Extracted
cobaltstrike
http://192.168.109.128:443/hCLf
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0; MASP)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b0cbcf922d42a2473d834ddcbba2851679b7dc6dc5a296cd854d5d5c25795757
Files
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b0cbcf922d42a2473d834ddcbba2851679b7dc6dc5a296cd854d5d5c25795757.exe windows:6 windows 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: 383KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 474KB - Virtual size: 474KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 373KB
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