Static task
static1
Behavioral task
behavioral1
Sample
281b283a0e51dfb07fdd77e5857e898b.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
281b283a0e51dfb07fdd77e5857e898b.exe
Resource
win10v2004-20231222-en
General
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Target
281b283a0e51dfb07fdd77e5857e898b
-
Size
144KB
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MD5
281b283a0e51dfb07fdd77e5857e898b
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SHA1
b7040e31112fadb7a7c9f7fb19c764035a5055b8
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SHA256
4ec3d1f27a70b97b039210ee16127e8af7383d5903db067878a41c027c5ff245
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SHA512
3219b85e5302bc802d8c47b32c8cdc90c8952f29a64a5b6c6f726bfa224a4e4cfb7459c7af4664d11cad1cc93b8299d2965bba99b7c8e98b38b0939f5689a439
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SSDEEP
3072:VHDDEFSOjIgmciPpbGiG+rLC0YVGXfo2rtMNbOU7PG2KNslQ5drV:tQ3mciC+K0yGXA2rtxU7PANs6LrV
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 281b283a0e51dfb07fdd77e5857e898b
Files
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281b283a0e51dfb07fdd77e5857e898b.exe windows:1 windows
55b731457773494bf3e8f2ea32e8b08c
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
Imports
crypt32
CryptBinaryToStringA
user32
CharUpperA
LoadAcceleratorsA
LoadCursorA
LoadIconA
RegisterClassW
ws2_32
WSACleanup
WSAStartup
kernel32
CloseHandle
CreateEventA
CreateFileA
ExitProcess
FreeEnvironmentStringsA
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetCurrentThreadId
GetEnvironmentStringsA
GetFileType
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleA
GetOEMCP
GetProcAddress
GetStdHandle
GetSystemDirectoryW
GetVersion
LoadLibraryA
MultiByteToWideChar
SetConsoleCtrlHandler
SetEnvironmentVariableA
SetEnvironmentVariableW
SetStdHandle
SetUnhandledExceptionFilter
UnhandledExceptionFilter
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WideCharToMultiByte
WriteFile
GetModuleHandleW
ulib
??0ARGUMENT_LEXEMIZER@@QAE@XZ
??0ARRAY@@QAE@XZ
??0CLASS_DESCRIPTOR@@QAE@XZ
??0DSTRING@@QAE@XZ
??0FLAG_ARGUMENT@@QAE@XZ
??0PATH@@QAE@XZ
??0PROGRAM@@IAE@XZ
??0STRING_ARGUMENT@@QAE@XZ
??1PROGRAM@@UAE@XZ
?Compare@OBJECT@@UBEJPBV1@@Z
?DisplayMessage@PROGRAM@@UBAEKW4MESSAGE_TYPE@@PADZZ
?DisplayMessage@PROGRAM@@UBEEKW4MESSAGE_TYPE@@@Z
?Fatal@PROGRAM@@UBAXKKPADZZ
?Fatal@PROGRAM@@UBEXXZ
?GetStandardError@PROGRAM@@UAEPAVSTREAM@@XZ
?GetStandardInput@PROGRAM@@UAEPAVSTREAM@@XZ
?Initialize@ARGUMENT_LEXEMIZER@@QAEEPAVARRAY@@@Z
?Initialize@ARRAY@@QAEEKK@Z
?Initialize@CLASS_DESCRIPTOR@@QAEEXZ
?PrepareToParse@ARGUMENT_LEXEMIZER@@QAEEPAVWSTRING@@@Z
?SetCaseSensitive@ARGUMENT_LEXEMIZER@@QAEXE@Z
?Usage@PROGRAM@@UBEXXZ
?ValidateVersion@PROGRAM@@UBEXKK@Z
?Initialize@STRING_ARGUMENT@@QAEEPAD@Z
ntdll
RtlFreeHeap
RtlAllocateHeap
Sections
AUTO Size: 20KB - Virtual size: 19KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.idata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DGROUP Size: 118KB - Virtual size: 375KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 1KB - Virtual size:
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size:
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ