Behavioral task
behavioral1
Sample
d5b5a25d3f671d1f4a9b87d95cb8408cf8d757aa583475c44d62209dd10d36c5.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
d5b5a25d3f671d1f4a9b87d95cb8408cf8d757aa583475c44d62209dd10d36c5.exe
Resource
win10v2004-20230703-en
General
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Target
d5b5a25d3f671d1f4a9b87d95cb8408cf8d757aa583475c44d62209dd10d36c5
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Size
866KB
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MD5
5288f4e38963513b98fa4e208fb2ae57
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SHA1
79fe207b282b5267f1b94ba63d641fcb6a4b3a07
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SHA256
d5b5a25d3f671d1f4a9b87d95cb8408cf8d757aa583475c44d62209dd10d36c5
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SHA512
a3ce6f6529b98c75da50c20c3a35ce1b38cbd7351efcf8811350287d34f62f8e6b973d0f779680817f903d053fbdac0ca7be62f0f65199f8dbc3ccaae6d97a5f
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SSDEEP
24576:eqW+r77/8nJcNRFOhn/Rmlmqh1U+JqBqxMQb:es3en/RmDHxf
Malware Config
Extracted
cobaltstrike
http://192.168.184.137:443/jquery-3.3.2.slim.min.js
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user_agent
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Referer: http://code.jquery.com/ Accept-Encoding: gzip, deflate User-Agent: Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource d5b5a25d3f671d1f4a9b87d95cb8408cf8d757aa583475c44d62209dd10d36c5
Files
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d5b5a25d3f671d1f4a9b87d95cb8408cf8d757aa583475c44d62209dd10d36c5.exe windows x86
9cbefe68f395e67356e2a5d8d1b285c0
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
WriteFile
WriteConsoleW
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
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: 395KB - Virtual size: 395KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 440KB - Virtual size: 439KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 9KB - Virtual size: 172KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1024B - Virtual size: 988B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 19KB - Virtual size: 18KB
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