Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
28-04-2024 03:17
Static task
static1
Behavioral task
behavioral1
Sample
d91aec6ae51a9348eb2bd93daaae3f00c070b7b7e24d148155379c258655eb60.dll
Resource
win7-20240419-en
General
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Target
d91aec6ae51a9348eb2bd93daaae3f00c070b7b7e24d148155379c258655eb60.dll
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Size
2.6MB
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MD5
65e43cf22a36ad88b752ca9e4a388f43
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SHA1
8d3fef9cceb500402e0c24b8394d1fd687fb1974
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SHA256
d91aec6ae51a9348eb2bd93daaae3f00c070b7b7e24d148155379c258655eb60
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SHA512
639650de5dd01ec9731d42c38b5ffdef6f6df9f850b2fda639661481ac9d3d16145e53bd0382ab326af4ff1b776211ed629cb3a6df2890bf027fdc1d2bf1cfdd
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SSDEEP
49152:tP2Qsi7MvAR3yORRvawFPrZTiY9jSjhTSGIo8Y70tuNvpyOKfTGeufH:tP2HIZTvaiVWY9m2t0P1bf
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
4E1.tmppid process 2000 4E1.tmp -
Loads dropped DLL 2 IoCs
Processes:
rundll32.exepid process 280 rundll32.exe 280 rundll32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in System32 directory 64 IoCs
Processes:
4E1.tmpdescription ioc process File created C:\Windows\SysWOW64\mfc40.dll 4E1.tmp File created C:\Windows\SysWOW64\msexcl40.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\msvcr100.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\msvcr110.dll 4E1.tmp File created C:\Windows\SysWOW64\InstallShield\setup.exe 4E1.tmp File created C:\Windows\SysWOW64\odbcjt32.dll 4E1.tmp File created C:\Windows\SysWOW64\olecli32.dll 4E1.tmp File created C:\Windows\System32\DriverStore\FileRepository\igdlh.inf_amd64_neutral_54a12b57f547d08e\igdumd32.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\atl110.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\FM20.DLL 4E1.tmp File created C:\Windows\SysWOW64\msorcl32.dll 4E1.tmp File created C:\Windows\SysWOW64\mstext40.dll 4E1.tmp File created C:\Windows\SysWOW64\ivfsrc.ax 4E1.tmp File opened for modification C:\Windows\SysWOW64\mfc100u.dll 4E1.tmp File created C:\Windows\SysWOW64\msjter40.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\msvcr120_clr0400.dll 4E1.tmp File created C:\Windows\SysWOW64\msxbde40.dll 4E1.tmp File created C:\Windows\SysWOW64\regedit.exe 4E1.tmp File opened for modification C:\Windows\SysWOW64\msvcr120.dll 4E1.tmp File created C:\Windows\SysWOW64\mswdat10.dll 4E1.tmp File created C:\Windows\SysWOW64\d3dim.dll 4E1.tmp File created C:\Windows\SysWOW64\d3dim700.dll 4E1.tmp File created C:\Windows\SysWOW64\rdvgumd32.dll 4E1.tmp File created C:\Windows\SysWOW64\sqlwoa.dll 4E1.tmp File created C:\Windows\SysWOW64\InstallShield\_isdel.exe 4E1.tmp File created C:\Windows\SysWOW64\audiodev.dll 4E1.tmp File created C:\Windows\SysWOW64\d3dxof.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\mfc120u.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\MSCOMCTL.OCX 4E1.tmp File created C:\Windows\System32\DriverStore\FileRepository\atiilhag.inf_amd64_neutral_0a660e899f5038a2\amdpcom32.dll 4E1.tmp File created C:\Windows\System32\DriverStore\FileRepository\nv_lh.inf_amd64_neutral_bc69f20e3115af59\nvwgf2um.dll 4E1.tmp File created C:\Windows\SysWOW64\dplayx.dll 4E1.tmp File created C:\Windows\SysWOW64\iac25_32.ax 4E1.tmp File created C:\Windows\SysWOW64\ir32_32.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\mfc110u.dll 4E1.tmp File created C:\Windows\SysWOW64\mswstr10.dll 4E1.tmp File created C:\Windows\SysWOW64\setupSNK.exe 4E1.tmp File created C:\Windows\System32\DriverStore\FileRepository\atiilhag.inf_amd64_neutral_0a660e899f5038a2\atidxx32.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\mfc100.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\VBAME.DLL 4E1.tmp File created C:\Windows\SysWOW64\migwiz\dlmanifests\Microsoft-Windows-MediaPlayer\MediaPlayer-DLMigPlugin.dll 4E1.tmp File created C:\Windows\SysWOW64\dmscript.dll 4E1.tmp File created C:\Windows\SysWOW64\expsrv.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\mfc140u.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\vcomp140.dll 4E1.tmp File created C:\Windows\System32\DriverStore\FileRepository\atiilhag.inf_amd64_neutral_0a660e899f5038a2\atiumdag.dll 4E1.tmp File created C:\Windows\SysWOW64\dplaysvr.exe 4E1.tmp File created C:\Windows\SysWOW64\ir50_32.dll 4E1.tmp File created C:\Windows\SysWOW64\dpwsockx.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\mfc110.dll 4E1.tmp File created C:\Windows\SysWOW64\msrd3x40.dll 4E1.tmp File created C:\Windows\SysWOW64\FXSXP32.dll 4E1.tmp File created C:\Windows\SysWOW64\msltus40.dll 4E1.tmp File created C:\Windows\SysWOW64\msrepl40.dll 4E1.tmp File created C:\Windows\SysWOW64\msvcrt20.dll 4E1.tmp File created C:\Windows\SysWOW64\sqlunirl.dll 4E1.tmp File created C:\Windows\System32\DriverStore\FileRepository\nv_lh.inf_amd64_neutral_bc69f20e3115af59\nvd3dum.dll 4E1.tmp File created C:\Windows\SysWOW64\crtdll.dll 4E1.tmp File created C:\Windows\SysWOW64\ir41_32.ax 4E1.tmp File created C:\Windows\SysWOW64\msrd2x40.dll 4E1.tmp File created C:\Windows\System32\DriverStore\FileRepository\atiilhag.inf_amd64_neutral_0a660e899f5038a2\atiumdva.dll 4E1.tmp File created C:\Windows\SysWOW64\migration\MediaPlayer-DLMigPlugin.dll 4E1.tmp File opened for modification C:\Windows\SysWOW64\atl100.dll 4E1.tmp File created C:\Windows\SysWOW64\explorer.exe 4E1.tmp -
Drops file in Program Files directory 64 IoCs
Processes:
4E1.tmpdescription ioc process File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MLCFG32.CPL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\NL7Data0011.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\THOCRAPI.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\URLREDIR.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\weblink.api 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONFILTER.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OUTLACCT.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SCNPST64.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\sqlceca35.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ogalegit.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\Synchronization.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\WindowsMedia.mpp 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\VBAJET32.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VC\msdia90.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONMAIN.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEOLEDB.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\OSPPCEXT.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\IMCONTACT.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOCFU.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSPST32.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONPPTAddin.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\GRPHFLT\GIFIMP32.FLT 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\INTLDATE.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OIMG.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\TaxonomyControl.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Wordcnv.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\DELIMDOS.FAE 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\DW\DBGHELP.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\PPKLite.api 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\ACE.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOXMLMF.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MCPS.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\RECALL.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\ORG97.SAM 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\FeedSync.dll 4E1.tmp File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Esl\AiodLite.dll 4E1.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AXE8SharedExpat.dll 4E1.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\JP2KLib.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AIR\nppdf32.dll 4E1.tmp File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSTORES.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PROOF\1033\MSGR3EN.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\EXPSRV.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FDATE.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\XLSLICER.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\Adobe AIR.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOXEV.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OMSMAIN.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEMANAGED.DLL 4E1.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AXSLE.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\OLJRNL.FAE 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AGM.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PPSLAX.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\OLTASK.FAE 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PROOF\MSSP7FR.DLL 4E1.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\excelcnvpxy.dll 4E1.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\drvSOFT.x3d 4E1.tmp -
Drops file in Windows directory 64 IoCs
Processes:
4E1.tmpdescription ioc process File created C:\Windows\winsxs\x86_microsoft-windows-ie-iexpress_31bf3856ad364e35_11.2.9600.16428_none_eab4546b9b62b250\iexpress.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-impexp-extexport_31bf3856ad364e35_11.2.9600.16428_none_b436382b203656be\ExtExport.exe 4E1.tmp File created C:\Windows\winsxs\Backup\x86_microsoft-windows-font-embedding_31bf3856ad364e35_6.1.7601.17514_none_b7c78d327d35e10e_t2embed.dll_66e8486f 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-c..dtc-runtime-cluster_31bf3856ad364e35_6.1.7601.17514_none_988fb91deaf45afe\mtxclu.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-impexp-extexport_31bf3856ad364e35_8.0.7601.17514_none_4abf71c398c9a7d6\ExtExport.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-ratings_31bf3856ad364e35_8.0.7601.17514_none_e453ef7731ff4c4f\msrating.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-opengl-msogl_31bf3856ad364e35_6.1.7600.16385_none_fa4180ba207482f7\ogldrv.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-mediaplayer-drm_31bf3856ad364e35_6.1.7601.17514_none_d6a8cb040fcd3a85\drmmgrtn.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-scripting_31bf3856ad364e35_6.1.7600.16385_none_aeb1ef0f4e6bba1d\wshom.ocx 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-cryptui-dll_31bf3856ad364e35_6.1.7601.17514_none_87f5c549f6656c22\cryptui.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-msmpeg2vdec_31bf3856ad364e35_7.1.7601.16492_none_8416bfe4a16d5fb1\msmpeg2vdec.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-msmq-installer_31bf3856ad364e35_6.1.7601.17514_none_7d190f1e5e76acbc\mqsec.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..dac-rds-persist-dll_31bf3856ad364e35_6.1.7600.16385_none_948381db88a93411\msdaprst.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-msmpeg2vdec_31bf3856ad364e35_6.1.7600.16385_none_90cd9ae919559d36\msmpeg2vdec.dll 4E1.tmp File created C:\Windows\winsxs\Backup\x86_microsoft-windows-basic-misc-tools_31bf3856ad364e35_6.1.7600.16385_none_17330d9420bf24e8_expand.exe_f43b24c8 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-cttunesvr_31bf3856ad364e35_6.1.7600.16385_none_efd12d677fabca7b\cttunesvr.exe 4E1.tmp File created C:\Windows\winsxs\Backup\wow64_microsoft-windows-p..unterinfrastructure_31bf3856ad364e35_6.1.7601.17514_none_da00ad1949e715ad_cntrtextmig.dll_08675f2d 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-mail-app_31bf3856ad364e35_6.1.7601.17514_none_f35f9773adf74c06\oeimport.dll 4E1.tmp File created C:\Windows\winsxs\Backup\wow64_microsoft-windows-bcrypt-dll_31bf3856ad364e35_6.1.7600.16385_none_54d62f663d777131_bcrypt.dll_e2f091ac 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..-mdac-odbc-jet-jt32_31bf3856ad364e35_6.1.7601.17514_none_55231b83c0849dbc\odbcjt32.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..eplacementmanifests_31bf3856ad364e35_6.1.7601.17514_none_fdfbc5f949b9a49e\tsmigplugin.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-p..ting-spooler-client_31bf3856ad364e35_6.1.7601.17514_none_9535600a76efe991\winspool.drv 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-scripting_31bf3856ad364e35_6.1.7600.16385_none_aeb1ef0f4e6bba1d\scrrun.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-fontview_31bf3856ad364e35_6.1.7600.16385_none_443a636317ca9b75\fontview.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..s-components-jetvba_31bf3856ad364e35_6.1.7600.16385_none_7568a7acf374dfed\expsrv.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-ie-htmlapplication_31bf3856ad364e35_8.0.7600.16385_none_da5dd271ce714fff\mshta.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-mail-comm-dll_31bf3856ad364e35_6.1.7601.17514_none_7bb89455b6cebd74\inetcomm.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-p..erandprintui-pmcppc_31bf3856ad364e35_6.1.7601.17514_none_0d6fabd7def3be93\pmcsnap.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-oleacc_31bf3856ad364e35_6.1.7600.16385_none_d0ce59c770758425\oleacc.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..server-provider-dll_31bf3856ad364e35_6.1.7601.17514_none_67009fb4e43b5013\sqloledb.dll 4E1.tmp File created C:\Windows\assembly\GAC_32\PresentationCore\3.0.0.0__31bf3856ad364e35\wpfgfx_v0300.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-rasconnectionmanager_31bf3856ad364e35_6.1.7601.17514_none_c79aef32ab85d92b\cmstp.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-c..plus-admin-comadmin_31bf3856ad364e35_6.1.7600.16385_none_313785582054d3f3\comadmin.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-htmlconverter_31bf3856ad364e35_8.0.7601.17514_none_87da61075c9f17a8\html.iec 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-jsprofilercore_31bf3856ad364e35_8.0.7600.16385_none_253839ca09b4c8e4\JSProfilerCore.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-ie-datacontrol_31bf3856ad364e35_11.2.9600.16428_none_00b2e64ae9989845\tdc.ocx 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-n..n_service_datastore_31bf3856ad364e35_6.1.7601.17514_none_39a9406d8100038f\iasads.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-g..policy-admin-gpedit_31bf3856ad364e35_6.1.7600.16385_none_ce0882b8c63afdf6\gpedit.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..-downlevelmanifests_31bf3856ad364e35_6.1.7601.17514_none_04801f69e1dbd8e6\drmmgrtn.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-n..rity-domain-clients_31bf3856ad364e35_6.1.7601.17514_none_1ce1e5c45077d5f2\ipsmsnap.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-iis-legacysnapin_31bf3856ad364e35_6.1.7601.17514_none_e99b83c8fd064a06\Cnfgprts.ocx 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-deployment_31bf3856ad364e35_6.1.7601.17514_none_fdf660b64b901b2e\setupugc.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-diskmanagement_31bf3856ad364e35_6.1.7600.16385_none_016e0bdad110d4d1\dmdlgs.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-remoteassistance-exe_31bf3856ad364e35_6.1.7600.16385_none_9da1b3254ff796e9\racpldlg.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-certutil_31bf3856ad364e35_6.1.7600.16385_none_b55b5e1094b0283d\certutil.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-d..-japanese-utilities_31bf3856ad364e35_6.1.7601.17514_none_ef38a8d0d05cc2c7\IMJPDCT.EXE 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-net-command-line-tool_31bf3856ad364e35_6.1.7600.16385_none_5208a7a3d3caa54c\net.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-p..erandprintui-pmcppc_31bf3856ad364e35_6.1.7601.17514_none_0d6fabd7def3be93\ppcsnap.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-ie-htmlrendering_31bf3856ad364e35_11.2.9600.16428_none_ffeecffc6b986ebd\mshtml.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-directshow-mpeg2_31bf3856ad364e35_6.1.7601.17514_none_b81694890087430f\mpg2splt.ax 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..components-jetexcel_31bf3856ad364e35_6.1.7600.16385_none_1de500b1a390aab9\msexcl40.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-m..drivermanager-trace_31bf3856ad364e35_6.1.7601.17514_none_817af6649fbc1ed4\odbctrac.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-mediafoundation_31bf3856ad364e35_6.1.7601.17514_none_04d9defd57c1f6bf\rrinstaller.exe 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-s..ty-protectedstorage_31bf3856ad364e35_6.1.7600.16385_none_ae92b0937e708d46\pstorec.dll 4E1.tmp File created C:\Windows\winsxs\wow64_microsoft-windows-w..mediadeliveryengine_31bf3856ad364e35_6.1.7601.17514_none_85ead099a8942341\wmpmde.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-directx-d3d10level9_31bf3856ad364e35_7.1.7601.16492_none_d67de7d188fdee8d\d3d10level9.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-d3dcompiler_31bf3856ad364e35_11.2.9600.16428_none_f5d566eb2d6d9be1\D3DCompiler_47.dll 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-msmq-runtime-core_31bf3856ad364e35_6.1.7601.17514_none_5768e2ad17453bd6\mqrt.dll 4E1.tmp File created C:\Windows\winsxs\Backup\x86_microsoft-windows-international-core_31bf3856ad364e35_6.1.7601.17514_none_ebb1ce7438031941_muiunattend.exe_1e11bb40 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-controls_31bf3856ad364e35_8.0.7601.17514_none_e6a3090d2536ca55\licmgr10.dll 4E1.tmp File created C:\Windows\winsxs\Backup\x86_microsoft-windows-advapi32_31bf3856ad364e35_6.1.7601.17514_none_e54fbb95e4c3d1bb_advapi32.dll_9512793c 4E1.tmp File created C:\Windows\winsxs\Backup\x86_microsoft-windows-newdev_31bf3856ad364e35_6.1.7600.16385_none_114ca177b1fcad24_newdev.exe_7eb73dcd 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-fsutil_31bf3856ad364e35_6.1.7600.16385_none_cc3a6a9c514031a2\fsutil.exe 4E1.tmp File created C:\Windows\winsxs\x86_microsoft-windows-ie-runtimeutilities_31bf3856ad364e35_11.2.9600.16428_none_cddc21e3e934f0b3\iertutil.dll 4E1.tmp -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2288 wrote to memory of 280 2288 rundll32.exe rundll32.exe PID 2288 wrote to memory of 280 2288 rundll32.exe rundll32.exe PID 2288 wrote to memory of 280 2288 rundll32.exe rundll32.exe PID 2288 wrote to memory of 280 2288 rundll32.exe rundll32.exe PID 2288 wrote to memory of 280 2288 rundll32.exe rundll32.exe PID 2288 wrote to memory of 280 2288 rundll32.exe rundll32.exe PID 2288 wrote to memory of 280 2288 rundll32.exe rundll32.exe PID 280 wrote to memory of 2000 280 rundll32.exe 4E1.tmp PID 280 wrote to memory of 2000 280 rundll32.exe 4E1.tmp PID 280 wrote to memory of 2000 280 rundll32.exe 4E1.tmp PID 280 wrote to memory of 2000 280 rundll32.exe 4E1.tmp
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d91aec6ae51a9348eb2bd93daaae3f00c070b7b7e24d148155379c258655eb60.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d91aec6ae51a9348eb2bd93daaae3f00c070b7b7e24d148155379c258655eb60.dll,#12⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4E1.tmpC:\Users\Admin\AppData\Local\Temp\4E1.tmp3⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\4E1.tmpFilesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666
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memory/280-0-0x0000000002190000-0x000000000225A000-memory.dmpFilesize
808KB
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memory/280-1-0x0000000002190000-0x000000000225A000-memory.dmpFilesize
808KB
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memory/280-2-0x0000000018000000-0x00000000182AD000-memory.dmpFilesize
2.7MB
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memory/280-13-0x0000000018000000-0x00000000182AD000-memory.dmpFilesize
2.7MB