Static task
static1
Behavioral task
behavioral1
Sample
instnm.exe
Resource
win10v2004-20231023-en
General
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Target
instnm.exe
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Size
8KB
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MD5
3ae71c93f5b97213f7e63aededb8d462
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SHA1
8dcd94412bf13955a9e58d03274e61111b0a3f68
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SHA256
a816d725f963a6e4a120a473329ec34763bc74d36c48ab0bf3a50bc012c84dc2
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SHA512
aaa89ee3f547687daae26cb38b44e4450d1724e198f13fb85cd86370ea35902d5340242fc59f454e786c248ddd116d30559426d0ba5be7735b3c43acdbb48933
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SSDEEP
96:RwtQupOhm/uEp2keirJDGj4fDVHOEMsf3+LEW7NIXuWwvBesb:M7qm/rItS5NMC+QWi+W4Beg
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource instnm.exe
Files
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instnm.exe.exe windows:10 windows x86
34ef1d42eb1da272f024f086ee53f0d2
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
msvcrt
_except_handler4_common
_controlfp
__setusermatherr
?terminate@@YAXXZ
_initterm
_XcptFilter
__p__fmode
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
setupapi
SetupScanFileQueueA
SetupOpenInfFileW
SetupTermDefaultQueueCallback
SetupCommitFileQueueA
SetupCloseFileQueue
SetupCloseInfFile
SetupOpenAppendInfFileW
SetupInstallFilesFromInfSectionW
SetupInitDefaultQueueCallbackEx
SetupOpenFileQueue
SetupInstallFromInfSectionW
SetupDefaultQueueCallbackW
kernel32
GetCurrentThreadId
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetTickCount
GetSystemTimeAsFileTime
Sleep
GetCurrentProcessId
QueryPerformanceCounter
GetModuleHandleW
SetUnhandledExceptionFilter
Sections
.text Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 880B
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
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 332B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ