Behavioral task
behavioral1
Sample
aa0f8041cf034e44ab8125a5c53c80e2506dd644fe931bbdda1b52d736d415c9.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
aa0f8041cf034e44ab8125a5c53c80e2506dd644fe931bbdda1b52d736d415c9.exe
Resource
win10v2004-20230915-en
General
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Target
aa0f8041cf034e44ab8125a5c53c80e2506dd644fe931bbdda1b52d736d415c9
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Size
1.3MB
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MD5
26c778e5887da0462336bd6c72574ab0
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SHA1
bd779280aca8683ea52152d2634a855d5736c772
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SHA256
aa0f8041cf034e44ab8125a5c53c80e2506dd644fe931bbdda1b52d736d415c9
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SHA512
fa17f6357988dcc503253948e1ba9668c736c035a671c1bccbad84c7fdae108aacd2f87b4c79d0a781feae43aa6c51849d41189426bc387a5f8aeb155cfc94ed
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SSDEEP
12288:sQ6sulnVy5ZPGzxVtIRbcxXZakLWxtdv8rgURItbwSxJISUZV9zpDTFalh1TN:DuJVy5ZP6xV+ysh8rgwItCZV9z5haD1
Malware Config
Extracted
cobaltstrike
http://192.168.159.145:8080/TO9ZiB/N8tEj8/login.html
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user_agent
User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource aa0f8041cf034e44ab8125a5c53c80e2506dd644fe931bbdda1b52d736d415c9
Files
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aa0f8041cf034e44ab8125a5c53c80e2506dd644fe931bbdda1b52d736d415c9.exe windows x64
9cbefe68f395e67356e2a5d8d1b285c0
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
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: 570KB - Virtual size: 569KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 629KB - Virtual size: 629KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 95KB - Virtual size: 453KB
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
.reloc Size: 11KB - Virtual size: 11KB
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