d:\Office\Source\groove\Bin\ReleaseSym\GrooveClean.pdb
Static task
static1
Behavioral task
behavioral1
Sample
virussign.com_b3f218f597a06b101ffda0691d5081e0.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
virussign.com_b3f218f597a06b101ffda0691d5081e0.exe
Resource
win10v2004-20240226-en
General
-
Target
virussign.com_b3f218f597a06b101ffda0691d5081e0.vir
-
Size
591KB
-
MD5
b3f218f597a06b101ffda0691d5081e0
-
SHA1
694499ff2020b3044e4b927e4d1af009a7dd1489
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SHA256
2c47cd93ad8f638bc987bdbffe7d0f77a4d0e3167e4c74264752e9564217d4e3
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SHA512
f5bcc28e791f42b6b5f9309ba8884f60a4d081e57fe69d2c3a50969ed11c94edb2c405298ee8537da916a94ce74554bd3d6d0f5b3ce87ca263f5e91946799162
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SSDEEP
12288:gkGt/sB1KcYmqgZvAMlUoUjG+YKtMfnkOeZb5JYiNAgAPh:It/sBlDqgZQd6XKtiMJYiPU
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource virussign.com_b3f218f597a06b101ffda0691d5081e0.vir
Files
-
virussign.com_b3f218f597a06b101ffda0691d5081e0.vir.exe windows:4 windows x86 arch:x86
a1f92f31d1bcb097592c5cdced465dd8
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
kernel32
InterlockedExchange
InterlockedCompareExchange
SetUnhandledExceptionFilter
IsDebuggerPresent
QueryPerformanceCounter
UnhandledExceptionFilter
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
TerminateProcess
RaiseException
WideCharToMultiByte
lstrlenW
Sleep
AddAtomW
FindNextFileW
RemoveDirectoryW
FindFirstFileW
GetCurrentProcess
GetLastError
DeleteFileW
LocalFree
FindClose
CloseHandle
user32
RegisterWindowMessageW
advapi32
SetNamedSecurityInfoW
SetEntriesInAclW
AllocateAndInitializeSid
AdjustTokenPrivileges
LookupPrivilegeValueW
FreeSid
OpenProcessToken
ole32
CoInitialize
CoUninitialize
msvcr80
_controlfp_s
_invoke_watson
?_type_info_dtor_internal_method@type_info@@QAEXXZ
_except_handler4_common
_crt_debugger_hook
__set_app_type
__p__fmode
__p__commode
__setusermatherr
_configthreadlocale
_initterm_e
_initterm
__initenv
exit
_XcptFilter
_exit
_cexit
__getmainargs
_amsg_exit
?terminate@@YAXXZ
_decode_pointer
_onexit
_lock
__dllonexit
_encode_pointer
_unlock
wcslen
memcpy_s
calloc
_recalloc
free
memset
printf
__CxxFrameHandler3
_adjust_fdiv
_CxxThrowException
groovenew
?GrooveNew@@YAPAXI@Z
?GrooveDelete@@YAXPAX@Z
grooveutil
?Uninit@GCMso@@SGX_N@Z
?int_DeallocateBufferIfNecessary@GCStackStrBase@@AAEXAAPA_W@Z
?InitThread@GCMso@@SGXXZ
??0GCSmartExceptionTranslator@@QAE@_N0@Z
??1GCSmartExceptionTranslator@@UAE@XZ
??0GCSmartTerminateHandler@@QAE@_N@Z
??1GCSmartTerminateHandler@@QAE@XZ
?StartErrorBlock@GCCriticalErrorInfo@@SGX_N@Z
??0GCStr@@QAE@PBDW4ExplicitConvert@0@@Z
?_Release@GCStr@@AAEXXZ
?ToLower@raw_GCStr@@SG?AVGCStrRetVal@@PB_W@Z
?CompareNoCase@raw_GCStr@@SGJPB_W0@Z
?Equals@raw_GCStr@@SG_NPB_W0@Z
??0GCStr@@QAE@PB_W@Z
?Append@GCStr@@QAEXPB_W@Z
?Hash@@YGKPBEKK@Z
?EndErrorBlock@GCCriticalErrorInfo@@SGXXZ
??0GCSmartExceptionFilter@@QAE@_N@Z
??1GCSmartExceptionFilter@@QAE@XZ
??0GCSmartInvalidParameterHandler@@QAE@_N@Z
??1GCSmartInvalidParameterHandler@@QAE@XZ
?ConcatStrings@raw_GCStr@@SA?AVGCStrRetVal@@KPB_W0ZZ
?int_COMError@GCError@@CG?AV1@JPAUIUnknown@@ABU_GUID@@11@Z
?AllocateHashTable@@YGPAXK@Z
?ToPowerOf2@@YGKK@Z
?Compare@GCStr@@QBEJPB_W@Z
?ConcatStrings@GCStackStrBase@@QAAKKQB_W0ZZ
?Set@GCStr@@QAEXPB_W@Z
?DeallocateHashTable@@YGXPAXK@Z
?Throw@GCError@@QBEXXZ
?int_RawError@GCError@@CG?AV1@KJ@Z
??1GCError@@QAE@XZ
?Append@GCStackStrBase@@QAEXQB_WK@Z
?QueryInterfaceNoRelease@GCIPtrBase@@IAEXABU_GUID@@PAUIUnknown@@@Z
?CreateInstanceNoRelease@GCIPtrBase@@IAEXABU_GUID@@0K@Z
?Set@GCErrorInfo@@SGXPAUIErrorInfo@@@Z
??1GCAnyIPtr@@QAE@XZ
?HandleAllErrorCatch@@YGXXZ
??0GCStr@@QAE@ABV0@@Z
Sections
.text Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1004B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 568KB - Virtual size: 572KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE