Analysis
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max time kernel
96s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-01-2025 10:55
Static task
static1
Behavioral task
behavioral1
Sample
6d4c72394bdc32c2c5dc69249b9775fd9951531ab75a4db13a60adb34af30194.dll
Resource
win7-20240903-en
General
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Target
6d4c72394bdc32c2c5dc69249b9775fd9951531ab75a4db13a60adb34af30194.dll
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Size
220KB
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MD5
53e344a35b893f44c3b753766d8cd68e
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SHA1
f5fe3d9a761b20b54afe397c70e1277f6d1fd2a4
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SHA256
6d4c72394bdc32c2c5dc69249b9775fd9951531ab75a4db13a60adb34af30194
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SHA512
14c85a970ba9f3abfbab7e81ec600a77f2ebc4c0db04d37ad2b4b98d822f7f155e429226ad901aac019081cc410c314e7bc209ba2510a6cc62378ecc0c1c74c3
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SSDEEP
3072:Fn2PxxtyiPQLBvBt0M1qCWzJP0ruTTBaClHpspom7ffrAmpu:dO4LBf0dJ5TTBZbspom7bXM
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\rundll32.exe = "C:\\Windows\\SysWOW64\\rundll32.exe:*:enabled:@shell32.dll,-1" rundll32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List rundll32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile rundll32.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications rundll32.exe -
Blocklisted process makes network request 1 IoCs
flow pid Process 8 5044 rundll32.exe -
Executes dropped EXE 1 IoCs
pid Process 3468 rundll32mgr.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe -
resource yara_rule behavioral2/files/0x0018000000023c3e-4.dat upx behavioral2/memory/3468-5-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/3468-14-0x0000000000400000-0x0000000000464000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 5028 3468 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32mgr.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3468 rundll32mgr.exe 3468 rundll32mgr.exe -
Suspicious behavior: MapViewOfSection 64 IoCs
pid Process 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe 3468 rundll32mgr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3468 rundll32mgr.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 776 wrote to memory of 5044 776 rundll32.exe 82 PID 776 wrote to memory of 5044 776 rundll32.exe 82 PID 776 wrote to memory of 5044 776 rundll32.exe 82 PID 5044 wrote to memory of 3468 5044 rundll32.exe 83 PID 5044 wrote to memory of 3468 5044 rundll32.exe 83 PID 5044 wrote to memory of 3468 5044 rundll32.exe 83 PID 3468 wrote to memory of 636 3468 rundll32mgr.exe 5 PID 3468 wrote to memory of 636 3468 rundll32mgr.exe 5 PID 3468 wrote to memory of 636 3468 rundll32mgr.exe 5 PID 3468 wrote to memory of 636 3468 rundll32mgr.exe 5 PID 3468 wrote to memory of 636 3468 rundll32mgr.exe 5 PID 3468 wrote to memory of 636 3468 rundll32mgr.exe 5 PID 3468 wrote to memory of 700 3468 rundll32mgr.exe 7 PID 3468 wrote to memory of 700 3468 rundll32mgr.exe 7 PID 3468 wrote to memory of 700 3468 rundll32mgr.exe 7 PID 3468 wrote to memory of 700 3468 rundll32mgr.exe 7 PID 3468 wrote to memory of 700 3468 rundll32mgr.exe 7 PID 3468 wrote to memory of 700 3468 rundll32mgr.exe 7 PID 3468 wrote to memory of 792 3468 rundll32mgr.exe 8 PID 3468 wrote to memory of 792 3468 rundll32mgr.exe 8 PID 3468 wrote to memory of 792 3468 rundll32mgr.exe 8 PID 3468 wrote to memory of 792 3468 rundll32mgr.exe 8 PID 3468 wrote to memory of 792 3468 rundll32mgr.exe 8 PID 3468 wrote to memory of 792 3468 rundll32mgr.exe 8 PID 3468 wrote to memory of 796 3468 rundll32mgr.exe 9 PID 3468 wrote to memory of 796 3468 rundll32mgr.exe 9 PID 3468 wrote to memory of 796 3468 rundll32mgr.exe 9 PID 3468 wrote to memory of 796 3468 rundll32mgr.exe 9 PID 3468 wrote to memory of 796 3468 rundll32mgr.exe 9 PID 3468 wrote to memory of 796 3468 rundll32mgr.exe 9 PID 3468 wrote to memory of 816 3468 rundll32mgr.exe 10 PID 3468 wrote to memory of 816 3468 rundll32mgr.exe 10 PID 3468 wrote to memory of 816 3468 rundll32mgr.exe 10 PID 3468 wrote to memory of 816 3468 rundll32mgr.exe 10 PID 3468 wrote to memory of 816 3468 rundll32mgr.exe 10 PID 3468 wrote to memory of 816 3468 rundll32mgr.exe 10 PID 3468 wrote to memory of 924 3468 rundll32mgr.exe 11 PID 3468 wrote to memory of 924 3468 rundll32mgr.exe 11 PID 3468 wrote to memory of 924 3468 rundll32mgr.exe 11 PID 3468 wrote to memory of 924 3468 rundll32mgr.exe 11 PID 3468 wrote to memory of 924 3468 rundll32mgr.exe 11 PID 3468 wrote to memory of 924 3468 rundll32mgr.exe 11 PID 3468 wrote to memory of 972 3468 rundll32mgr.exe 12 PID 3468 wrote to memory of 972 3468 rundll32mgr.exe 12 PID 3468 wrote to memory of 972 3468 rundll32mgr.exe 12 PID 3468 wrote to memory of 972 3468 rundll32mgr.exe 12 PID 3468 wrote to memory of 972 3468 rundll32mgr.exe 12 PID 3468 wrote to memory of 972 3468 rundll32mgr.exe 12 PID 3468 wrote to memory of 388 3468 rundll32mgr.exe 13 PID 3468 wrote to memory of 388 3468 rundll32mgr.exe 13 PID 3468 wrote to memory of 388 3468 rundll32mgr.exe 13 PID 3468 wrote to memory of 388 3468 rundll32mgr.exe 13 PID 3468 wrote to memory of 388 3468 rundll32mgr.exe 13 PID 3468 wrote to memory of 388 3468 rundll32mgr.exe 13 PID 3468 wrote to memory of 408 3468 rundll32mgr.exe 14 PID 3468 wrote to memory of 408 3468 rundll32mgr.exe 14 PID 3468 wrote to memory of 408 3468 rundll32mgr.exe 14 PID 3468 wrote to memory of 408 3468 rundll32mgr.exe 14 PID 3468 wrote to memory of 408 3468 rundll32mgr.exe 14 PID 3468 wrote to memory of 408 3468 rundll32mgr.exe 14 PID 3468 wrote to memory of 968 3468 rundll32mgr.exe 15 PID 3468 wrote to memory of 968 3468 rundll32mgr.exe 15 PID 3468 wrote to memory of 968 3468 rundll32mgr.exe 15 PID 3468 wrote to memory of 968 3468 rundll32mgr.exe 15
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:636
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"2⤵PID:792
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵PID:388
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵PID:700
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:796
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p1⤵PID:816
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding2⤵PID:2060
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}2⤵PID:3748
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca2⤵PID:3836
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding2⤵PID:3900
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca2⤵PID:4028
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding2⤵PID:4108
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding2⤵PID:1732
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding2⤵PID:1044
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}2⤵PID:2064
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca2⤵PID:2496
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k RPCSS -p1⤵PID:924
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵PID:972
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc1⤵PID:408
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts1⤵PID:968
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p1⤵PID:1032
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc1⤵PID:1120
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService1⤵PID:1128
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog1⤵PID:1152
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule1⤵PID:1160
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}2⤵PID:2928
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C:\Windows\system32\MusNotification.exeC:\Windows\system32\MusNotification.exe2⤵PID:4228
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc1⤵PID:1264
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s nsi1⤵PID:1316
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc1⤵PID:1324
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager1⤵PID:1400
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C:\Windows\system32\sihost.exesihost.exe2⤵PID:2632
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp1⤵PID:1448
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s Themes1⤵PID:1524
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem1⤵PID:1552
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc1⤵PID:1684
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s SENS1⤵PID:1696
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder1⤵PID:1736
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s netprofm1⤵PID:1776
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1800
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository1⤵PID:1916
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache1⤵PID:1924
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵PID:1936
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection1⤵PID:2028
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C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe1⤵PID:1692
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p1⤵PID:2072
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation1⤵PID:2096
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt1⤵PID:2224
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc1⤵PID:2240
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT1⤵PID:2404
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵PID:2412
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc1⤵PID:2608
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2660
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer1⤵PID:2684
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C:\Windows\sysmon.exeC:\Windows\sysmon.exe1⤵PID:2708
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks1⤵PID:2760
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService1⤵PID:2796
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker1⤵PID:2924
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc1⤵PID:3312
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3444
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6d4c72394bdc32c2c5dc69249b9775fd9951531ab75a4db13a60adb34af30194.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6d4c72394bdc32c2c5dc69249b9775fd9951531ab75a4db13a60adb34af30194.dll,#13⤵
- Modifies firewall policy service
- Blocklisted process makes network request
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3468 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 2725⤵
- Program crash
PID:5028
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3536
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc1⤵PID:4832
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc1⤵PID:3440
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV1⤵PID:3824
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc1⤵PID:2584
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:2468
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager1⤵PID:440
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc1⤵PID:1560
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3468 -ip 34681⤵PID:2160
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
159KB
MD58703c6aeb2e62da71e50db9698d91e35
SHA1cafceda794c5b1976b46a5d39949137aba8dc9e6
SHA256c3a332de99e2b195bbb3e5927f8ee4217f968bc373f8c499db45db0b3388d47d
SHA51248e45868929fcacfa06c5078de2e54d32cfab80e5dd00036b37f3d55b33269f0ee82f46b68e7a6adc2ec9aecad8672393a77602c1b995133876c2c4e6d15229a