Behavioral task
behavioral1
Sample
5e9d8ce49a6671ee41feda5a3b3941bd45ed534d8a4a35134550d03a932554e1.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
5e9d8ce49a6671ee41feda5a3b3941bd45ed534d8a4a35134550d03a932554e1.exe
Resource
win10v2004-20230915-en
General
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Target
5e9d8ce49a6671ee41feda5a3b3941bd45ed534d8a4a35134550d03a932554e1
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Size
946KB
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MD5
5e5c152cb7d5c3d8b2008fd05d7f6780
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SHA1
6f5819a0d8ae8fc73b836fd6fec59f1363fe616f
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SHA256
5e9d8ce49a6671ee41feda5a3b3941bd45ed534d8a4a35134550d03a932554e1
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SHA512
8919b9ea21eff1daf6f6d7c2b63c9c2129580373ad3edb67de6646d3a3f4ec135fed0fecc0dded437a1c19bcf46842c21857a750374e24f75448312e0ba8b82e
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SSDEEP
12288:xqwJzxGsOFdVFU+eEtt24m12QVlrStSdLpYgD0aTCCRqSGrSc:4wJVOFZU+eEtg128ln1p3w7
Malware Config
Extracted
cobaltstrike
http://35.235.86.69:80/Eju9
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user_agent
User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; InfoPath.2)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 5e9d8ce49a6671ee41feda5a3b3941bd45ed534d8a4a35134550d03a932554e1
Files
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5e9d8ce49a6671ee41feda5a3b3941bd45ed534d8a4a35134550d03a932554e1.exe windows:4 windows x86
0d6b2433b9af4c1382ad94472120d6be
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
winmm
timeBeginPeriod
ws2_32
WSAGetOverlappedResult
ntdll
NtWaitForSingleObject
advapi32
CryptReleaseContext
CryptGenRandom
CryptAcquireContextW
kernel32
WriteFile
WriteConsoleW
WaitForSingleObject
VirtualFree
VirtualAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetUnhandledExceptionFilter
SetThreadPriority
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
ResumeThread
LoadLibraryA
LoadLibraryW
GetThreadContext
GetSystemInfo
GetStdHandle
GetQueuedCompletionStatus
GetProcessAffinityMask
GetProcAddress
GetEnvironmentStringsW
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerA
CreateThread
CreateEventA
CloseHandle
AddVectoredExceptionHandler
Sections
.text Size: 933KB - Virtual size: 933KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 9KB - Virtual size: 91KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.symtab Size: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ