Behavioral task
behavioral1
Sample
50b922322dc2db9ed595c2100f71e8b9a0b878c247c44b2efbeb78d1aa32b525.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
50b922322dc2db9ed595c2100f71e8b9a0b878c247c44b2efbeb78d1aa32b525.exe
Resource
win10v2004-20231215-en
General
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Target
50b922322dc2db9ed595c2100f71e8b9a0b878c247c44b2efbeb78d1aa32b525
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Size
1.5MB
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MD5
a23c112a6394faf5e5540b5725d6f778
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SHA1
b45e56866b9c370094ce7d1ff75f1782f1da603b
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SHA256
50b922322dc2db9ed595c2100f71e8b9a0b878c247c44b2efbeb78d1aa32b525
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SHA512
2a60ad2cb6dd3169e5f1f3021a2bc3f99694d560b525bbb8d8469c28aefb031c68d71b43524dd1a142dd67768185487ed7faee65f4363acd5126cf83bdf84959
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SSDEEP
24576:HNBQOGPkc8Na436YeyNUv3ZgO77GLC1W/ouhTfLWguHyupwn8:HNBPGPkc8Nb36CAZgO3GLC10ouhTfLWM
Malware Config
Extracted
cobaltstrike
http://fk.n0reply.eu.org:8443/api-opt-2023-gfr/2
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user_agent
Host: fk.n0reply.eu.org User-Agent: netdisk;7.1.3.2;PC;PC-Windows;10.1.19763
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 50b922322dc2db9ed595c2100f71e8b9a0b878c247c44b2efbeb78d1aa32b525
Files
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50b922322dc2db9ed595c2100f71e8b9a0b878c247c44b2efbeb78d1aa32b525.exe windows:6 windows x64 arch:x64
f0ea7b7844bbc5bfa9bb32efdcea957c
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
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
WriteFile
WriteConsoleW
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
TlsAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetUnhandledExceptionFilter
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
ResumeThread
PostQueuedCompletionStatus
LoadLibraryA
LoadLibraryW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetEnvironmentStringsW
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateThread
CreateIoCompletionPort
CreateFileA
CreateEventA
CloseHandle
AddVectoredExceptionHandler
Sections
.text Size: 440KB - Virtual size: 439KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 500KB - Virtual size: 499KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 81KB - Virtual size: 431KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
/4 Size: 512B - Virtual size: 295B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/19 Size: 94KB - Virtual size: 94KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/32 Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/46 Size: 512B - Virtual size: 48B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/65 Size: 186KB - Virtual size: 186KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/78 Size: 86KB - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/90 Size: 30KB - Virtual size: 29KB
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: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.symtab Size: 80KB - Virtual size: 80KB
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ