Behavioral task
behavioral1
Sample
Tweaks.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Tweaks.exe
Resource
win10v2004-20240802-en
General
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Target
Tweaks.exe
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Size
9.5MB
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MD5
4fbe55e3f7e5ff9681998687690a72f2
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SHA1
2ba2e3d31379e85f3fccc24e217df465d0093596
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SHA256
f59a429ac78e9623a311a3395fbc8c60cf4280284885fbf36e78aa0ba0ac3449
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SHA512
10f3789c9a37dc307ce987975f349a1d3fa885ffd49b3df23b525d637041de4290a7dc73b5d61089c5329c0630f727e1642944b3ca450d1a4ba690395235dc27
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SSDEEP
98304:PPlSsz0vq91ncrORvs0SSK2g8RwTEplESF8S2jC:4e0vqvKes0SSvgeplv2jC
Malware Config
Extracted
skuld
https://discord.com/api/webhooks/1238890599671922728/_Ew7qYxQvd4gs60M5mU_TCHyMFIjkeWgmJqU3DYV2s41jKu7-k8S_wK7m04O0GmoRsRV
Signatures
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Skuld family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Tweaks.exe
Files
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Tweaks.exe.exe windows:6 windows x64 arch:x64
c2d457ad8ac36fc9f18d45bffcd450c2
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
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
RtlVirtualUnwind
RtlLookupFunctionEntry
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
AddVectoredContinueHandler
Sections
.text Size: 4.6MB - Virtual size: 4.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4.2MB - Virtual size: 4.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 463KB - Virtual size: 1.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 107KB - Virtual size: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 512B - Virtual size: 180B
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: 64KB - Virtual size: 63KB
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