Analysis
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max time kernel
28s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2024 16:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
08e9067aa07ac4de151ec8ce01734ccd3956d69da45bc6c34cc0b4c6483b0d9c.dll
Resource
win7-20240903-en
windows7-x64
18 signatures
150 seconds
General
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Target
08e9067aa07ac4de151ec8ce01734ccd3956d69da45bc6c34cc0b4c6483b0d9c.dll
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Size
377KB
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MD5
4824f9b622937d5fefa8a159615fe300
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SHA1
bfe07cd25385e7aa1f293f4eae7f32d63ec53846
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SHA256
08e9067aa07ac4de151ec8ce01734ccd3956d69da45bc6c34cc0b4c6483b0d9c
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SHA512
f1aca323b49e78f2025fbc613ccf708aab8552ab658f75ac020e4ff6ff240b5f5bc9e7c7583d268157d6565a821515660227393d8c5cc6337811b5e45d4ddec6
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SSDEEP
6144:sxGMku94XCzTurXzURlbDC9K69u2m+SqOWcsQQKiY4leDDGoggH/VREG6j4Gm01l:sxGCOXzURlbDC9K69u2m+SqOWcsQQKi9
Malware Config
Extracted
Family
sality
C2
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
Signatures
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Modifies firewall policy service 3 TTPs 9 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" rundll32.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" rundll32.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" IEXPLORE.EXE -
Ramnit family
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Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32mgr.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" IEXPLORE.EXE Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" rundll32mgr.exe -
Executes dropped EXE 2 IoCs
pid Process 2488 rundll32mgr.exe 1576 WaterMark.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32.exe -
Enumerates connected drives 3 TTPs 3 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\H: IEXPLORE.EXE File opened (read-only) \??\E: IEXPLORE.EXE File opened (read-only) \??\G: IEXPLORE.EXE -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe -
resource yara_rule behavioral2/memory/2488-14-0x0000000003690000-0x000000000471E000-memory.dmp upx behavioral2/memory/2488-26-0x0000000003690000-0x000000000471E000-memory.dmp upx behavioral2/memory/1576-49-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-30-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-19-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-18-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-8-0x0000000003690000-0x000000000471E000-memory.dmp upx behavioral2/memory/2488-9-0x0000000003690000-0x000000000471E000-memory.dmp upx behavioral2/memory/2488-13-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-12-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2488-17-0x0000000003690000-0x000000000471E000-memory.dmp upx behavioral2/memory/2488-6-0x0000000003690000-0x000000000471E000-memory.dmp upx behavioral2/memory/1576-56-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4544-60-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-62-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-63-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-61-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-59-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-70-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-66-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-71-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-68-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-76-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-77-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-78-0x00000000024D0000-0x000000000355E000-memory.dmp upx behavioral2/memory/4544-86-0x00000000024D0000-0x000000000355E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxA807.tmp rundll32mgr.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe rundll32mgr.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe rundll32mgr.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI rundll32mgr.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 968 4544 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 rundll32mgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{388B74F4-C6C9-11EF-BDBF-FA9F886F8D04} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2488 rundll32mgr.exe 2488 rundll32mgr.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 1576 WaterMark.exe 4544 rundll32.exe 4544 rundll32.exe 1180 IEXPLORE.EXE 1180 IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe Token: SeDebugPrivilege 2488 rundll32mgr.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4996 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4996 iexplore.exe 4996 iexplore.exe 1180 IEXPLORE.EXE 1180 IEXPLORE.EXE 1180 IEXPLORE.EXE 1180 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2488 rundll32mgr.exe 1576 WaterMark.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 220 wrote to memory of 4544 220 rundll32.exe 83 PID 220 wrote to memory of 4544 220 rundll32.exe 83 PID 220 wrote to memory of 4544 220 rundll32.exe 83 PID 4544 wrote to memory of 2488 4544 rundll32.exe 84 PID 4544 wrote to memory of 2488 4544 rundll32.exe 84 PID 4544 wrote to memory of 2488 4544 rundll32.exe 84 PID 2488 wrote to memory of 792 2488 rundll32mgr.exe 9 PID 2488 wrote to memory of 796 2488 rundll32mgr.exe 10 PID 2488 wrote to memory of 60 2488 rundll32mgr.exe 13 PID 2488 wrote to memory of 384 2488 rundll32mgr.exe 50 PID 2488 wrote to memory of 3084 2488 rundll32mgr.exe 51 PID 2488 wrote to memory of 3148 2488 rundll32mgr.exe 53 PID 2488 wrote to memory of 3360 2488 rundll32mgr.exe 55 PID 2488 wrote to memory of 3540 2488 rundll32mgr.exe 57 PID 2488 wrote to memory of 3724 2488 rundll32mgr.exe 58 PID 2488 wrote to memory of 3852 2488 rundll32mgr.exe 59 PID 2488 wrote to memory of 3924 2488 rundll32mgr.exe 60 PID 2488 wrote to memory of 4040 2488 rundll32mgr.exe 61 PID 2488 wrote to memory of 3196 2488 rundll32mgr.exe 62 PID 2488 wrote to memory of 2804 2488 rundll32mgr.exe 74 PID 2488 wrote to memory of 3120 2488 rundll32mgr.exe 76 PID 2488 wrote to memory of 4744 2488 rundll32mgr.exe 81 PID 2488 wrote to memory of 220 2488 rundll32mgr.exe 82 PID 2488 wrote to memory of 4544 2488 rundll32mgr.exe 83 PID 2488 wrote to memory of 4544 2488 rundll32mgr.exe 83 PID 2488 wrote to memory of 1576 2488 rundll32mgr.exe 87 PID 2488 wrote to memory of 1576 2488 rundll32mgr.exe 87 PID 2488 wrote to memory of 1576 2488 rundll32mgr.exe 87 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 4792 1576 WaterMark.exe 88 PID 1576 wrote to memory of 2888 1576 WaterMark.exe 90 PID 1576 wrote to memory of 2888 1576 WaterMark.exe 90 PID 1576 wrote to memory of 4996 1576 WaterMark.exe 91 PID 1576 wrote to memory of 4996 1576 WaterMark.exe 91 PID 4996 wrote to memory of 1180 4996 iexplore.exe 92 PID 4996 wrote to memory of 1180 4996 iexplore.exe 92 PID 4996 wrote to memory of 1180 4996 iexplore.exe 92 PID 4544 wrote to memory of 792 4544 rundll32.exe 9 PID 4544 wrote to memory of 796 4544 rundll32.exe 10 PID 4544 wrote to memory of 60 4544 rundll32.exe 13 PID 4544 wrote to memory of 384 4544 rundll32.exe 50 PID 4544 wrote to memory of 3084 4544 rundll32.exe 51 PID 4544 wrote to memory of 3148 4544 rundll32.exe 53 PID 4544 wrote to memory of 3360 4544 rundll32.exe 55 PID 4544 wrote to memory of 3540 4544 rundll32.exe 57 PID 4544 wrote to memory of 3724 4544 rundll32.exe 58 PID 4544 wrote to memory of 3852 4544 rundll32.exe 59 PID 4544 wrote to memory of 3924 4544 rundll32.exe 60 PID 4544 wrote to memory of 4040 4544 rundll32.exe 61 PID 4544 wrote to memory of 3196 4544 rundll32.exe 62 PID 4544 wrote to memory of 2804 4544 rundll32.exe 74 PID 4544 wrote to memory of 3120 4544 rundll32.exe 76 PID 4544 wrote to memory of 220 4544 rundll32.exe 82 PID 4544 wrote to memory of 1576 4544 rundll32.exe 87 PID 4544 wrote to memory of 1576 4544 rundll32.exe 87 PID 4544 wrote to memory of 4996 4544 rundll32.exe 91 PID 4544 wrote to memory of 1180 4544 rundll32.exe 92 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32mgr.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32.exe
Processes
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:792
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:796
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:60
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:384
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:3084
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:3148
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3360
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\08e9067aa07ac4de151ec8ce01734ccd3956d69da45bc6c34cc0b4c6483b0d9c.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\08e9067aa07ac4de151ec8ce01734ccd3956d69da45bc6c34cc0b4c6483b0d9c.dll,#13⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4544 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2488 -
C:\Program Files (x86)\Microsoft\WaterMark.exe"C:\Program Files (x86)\Microsoft\WaterMark.exe"5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe6⤵PID:4792
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"6⤵
- Modifies Internet Explorer settings
PID:2888
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"6⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4996 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4996 CREDAT:17410 /prefetch:27⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1180
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 6284⤵
- Program crash
PID:968
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3540
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3724
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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.mca1⤵PID:3852
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3924
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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.mca1⤵PID:4040
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3196
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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.mca1⤵PID:2804
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3120
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵PID:4744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4544 -ip 45441⤵PID:1236
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
6Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5e5e877bcc2542ab8629d8f34bafcd7f4
SHA18f618efa1584268e9eafd2b01c2a2ac006113c01
SHA2565e63bcec102963b96b1f7d08ec512431a0ba748f90134dc51a05046296541e9e
SHA51279153f941ae2cc4a5649ac729f03dd3f98df24d5084e36d14467b2a859e6d63fc4167feac24e7b519a9e179fb243447fe6d09519169b11e3151d5cc467e4c9d4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5673cbcf01553052d0ce69c2981d6075b
SHA132a74dd61eff018d73f110e20a7587064fd2266d
SHA256645c04e04fcfb144c3300130ea6964d2cdddb71771a9219ac43c1dd7ea2bdeb4
SHA512d1fbdbc7ab16da94e13913602e6e0fec326c30697bd9c295fce062f8f1d73940dc06371ff95b1671dc8341f9ed2b178aea01c1f2e64cd5e81055c822713c97c3
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
257B
MD58ab969eddc4c97bec8f899c2503e94cd
SHA1804ad115f439f11708453c8f48651c2ff6a3ba6d
SHA2567ee8790a3c75521a61fc534c7d98cd18fda6d59640a99581fe7a09f5a197b36c
SHA51219f826ffb0521f289876752dc15e06da2e778343d140254c11ade85e50e761c6dea88292f0ab326125af6f757a7293e1229b591fc6e203ed309830209b0ae08b
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Filesize
164KB
MD5a3b1f1c4cd75bea10095e054f990bf1d
SHA115bf037b2166d2533e12bbec9f1d5f9a3ad8c81b
SHA256a4c51942f696650a7ce0530a88c3742380ac82bc1ddc75c24d1417f0958caaee
SHA5127457591c9676baa6043e4c3ae6ede364f19964c4e4e6a91a06e148221402791cabf9d5ab2bfcb629120ab136fee0a2994c0830f7cbfb112c5c6b07109b6a1a94
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Filesize
100KB
MD557ca4f5b48cb6e304faff1425443cd3c
SHA198b51f95df3b5db27491442876792d2972e0d01f
SHA2567fa938fbb58e003694210252b1a19497edff9a33cbd11fbec4c892a1b5c5bff5
SHA512e64c12ae38a91b168f1a39d8abb42517c84af8f36b0c78bd51ba321428d68e1f6874eb8fac3e6cc917bd3be02c764192ffd545340341506128596db83dc73f0e