Analysis
- max time kernel
28s - max time network
93s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
09/11/2024, 20:37
Static task
static1
Behavioral task
behavioral1
Sample
87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe
Resource
win7-20240903-en
General
- Target 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe
- Size 732KB
- Sample241109-zees1asalp
- SHA256 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743b
- MD5 d27c19909e1195bf4bb5d480305b8f50
- SHA1 c69e4580ea7b8ef364d9bd72666516542b25cb4f
- SHA512 51fbe87d29662816b764c3ad8f121f7504e10074f48f9e45d85915185719a90e6fb35f0dc2247577f9a6aef5472efa6d54ac1784fb12ae943072d4bd97719353
- SSDEEP 12288:FTyjXW+48qWywrU4kGFezOAVuJ5PIMww7F5DO3HYffQgql:pIXW/8yw1ez54lIqF5SXYHhi
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
sality
-
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
- Modifies firewall policy service 3 TTPs 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.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\DoNotAllowExceptions = "0" rundll32.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" rundll32.exe - Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe - Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" rundll32.exe - Sality family
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.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\UpdatesDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" rundll32.exe - Deletes itself 1 IoCs
pid Process 4280 rundll32.exe - Executes dropped EXE 1 IoCs
pid Process 4280 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.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\AntiVirusOverride = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.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\UacDisableNotify = "1" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.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\FirewallDisableNotify = "1" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" rundll32.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Office\\rundll32.exe" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32.exe - Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\B: rundll32.exe File opened (read-only) \??\I: rundll32.exe File opened (read-only) \??\J: rundll32.exe File opened (read-only) \??\R: rundll32.exe File opened (read-only) \??\S: rundll32.exe File opened (read-only) \??\T: rundll32.exe File opened (read-only) \??\V: rundll32.exe File opened (read-only) \??\E: rundll32.exe File opened (read-only) \??\G: rundll32.exe File opened (read-only) \??\P: rundll32.exe File opened (read-only) \??\U: rundll32.exe File opened (read-only) \??\A: rundll32.exe File opened (read-only) \??\K: rundll32.exe File opened (read-only) \??\L: rundll32.exe File opened (read-only) \??\N: rundll32.exe File opened (read-only) \??\O: rundll32.exe File opened (read-only) \??\Q: rundll32.exe File opened (read-only) \??\W: rundll32.exe File opened (read-only) \??\Z: rundll32.exe File opened (read-only) \??\H: rundll32.exe File opened (read-only) \??\M: rundll32.exe File opened (read-only) \??\X: rundll32.exe File opened (read-only) \??\Y: rundll32.exe -
resource yara_rule behavioral2/memory/4836-4-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-3-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-5-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-6-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-9-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-10-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-8-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-13-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-7-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-21-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-22-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-27-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4836-23-0x00000000033D0000-0x000000000445E000-memory.dmp upx behavioral2/memory/4280-51-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-52-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-57-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-53-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-50-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-48-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-49-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-47-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-54-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-61-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-60-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-62-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-66-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-67-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-69-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-70-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-71-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-73-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-75-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-76-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-78-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-80-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-85-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx behavioral2/memory/4280-87-0x0000000004F20000-0x0000000005FAE000-memory.dmp upx - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 4280 rundll32.exe 4280 rundll32.exe 4280 rundll32.exe 4280 rundll32.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe Token: SeDebugPrivilege 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 4280 rundll32.exe - Suspicious use of WriteProcessMemory 53 IoCs
description pid Process procid_target PID 4836 wrote to memory of 792 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 8 PID 4836 wrote to memory of 800 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 9 PID 4836 wrote to memory of 412 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 13 PID 4836 wrote to memory of 2824 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 49 PID 4836 wrote to memory of 2880 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 50 PID 4836 wrote to memory of 2976 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 51 PID 4836 wrote to memory of 3432 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 56 PID 4836 wrote to memory of 3548 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 57 PID 4836 wrote to memory of 3744 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 58 PID 4836 wrote to memory of 3840 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 59 PID 4836 wrote to memory of 3908 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 60 PID 4836 wrote to memory of 3988 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 61 PID 4836 wrote to memory of 4168 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 62 PID 4836 wrote to memory of 2256 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 64 PID 4836 wrote to memory of 452 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 75 PID 4836 wrote to memory of 1692 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 83 PID 4836 wrote to memory of 4280 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 88 PID 4836 wrote to memory of 4280 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 88 PID 4836 wrote to memory of 4280 4836 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe 88 PID 4280 wrote to memory of 792 4280 rundll32.exe 8 PID 4280 wrote to memory of 800 4280 rundll32.exe 9 PID 4280 wrote to memory of 412 4280 rundll32.exe 13 PID 4280 wrote to memory of 2824 4280 rundll32.exe 49 PID 4280 wrote to memory of 2880 4280 rundll32.exe 50 PID 4280 wrote to memory of 2976 4280 rundll32.exe 51 PID 4280 wrote to memory of 3432 4280 rundll32.exe 56 PID 4280 wrote to memory of 3548 4280 rundll32.exe 57 PID 4280 wrote to memory of 3744 4280 rundll32.exe 58 PID 4280 wrote to memory of 3840 4280 rundll32.exe 59 PID 4280 wrote to memory of 3908 4280 rundll32.exe 60 PID 4280 wrote to memory of 3988 4280 rundll32.exe 61 PID 4280 wrote to memory of 4168 4280 rundll32.exe 62 PID 4280 wrote to memory of 2256 4280 rundll32.exe 64 PID 4280 wrote to memory of 452 4280 rundll32.exe 75 PID 4280 wrote to memory of 116 4280 rundll32.exe 86 PID 4280 wrote to memory of 1356 4280 rundll32.exe 87 PID 4280 wrote to memory of 792 4280 rundll32.exe 8 PID 4280 wrote to memory of 800 4280 rundll32.exe 9 PID 4280 wrote to memory of 412 4280 rundll32.exe 13 PID 4280 wrote to memory of 2824 4280 rundll32.exe 49 PID 4280 wrote to memory of 2880 4280 rundll32.exe 50 PID 4280 wrote to memory of 2976 4280 rundll32.exe 51 PID 4280 wrote to memory of 3432 4280 rundll32.exe 56 PID 4280 wrote to memory of 3548 4280 rundll32.exe 57 PID 4280 wrote to memory of 3744 4280 rundll32.exe 58 PID 4280 wrote to memory of 3840 4280 rundll32.exe 59 PID 4280 wrote to memory of 3908 4280 rundll32.exe 60 PID 4280 wrote to memory of 3988 4280 rundll32.exe 61 PID 4280 wrote to memory of 4168 4280 rundll32.exe 62 PID 4280 wrote to memory of 2256 4280 rundll32.exe 64 PID 4280 wrote to memory of 452 4280 rundll32.exe 75 PID 4280 wrote to memory of 116 4280 rundll32.exe 86 PID 4280 wrote to memory of 1356 4280 rundll32.exe 87 - System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.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:800
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:412
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2824
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2880
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2976
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3432
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C:\Users\Admin\AppData\Local\Temp\87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe"C:\Users\Admin\AppData\Local\Temp\87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743bN.exe"2⤵
- Modifies firewall policy service
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- UAC bypass
- Windows security bypass
- Windows security modification
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4836 -
C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exeC:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe3⤵
- Modifies firewall policy service
- Modifies visiblity of hidden/system files in Explorer
- UAC bypass
- Windows security bypass
- Deletes itself
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4280
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3548
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3744
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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:3840
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3908
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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:3988
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4168
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:2256
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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:452
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵PID:1692
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:116
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:1356
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
8Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\0E57D3BB_Rar\rundll32.exe
- Size 664KB
- SHA256 e1b9beb4617a720d55afaec364941bb18ea2c456a8b06b30a736f0cbb5c297e8
- MD5 2eb5d76180ce7b3241b281fa79ab3483
- SHA1 06293dea80e39c7eb7ee2bdb00d60b58d932fa8a
- SHA512 35f553c76fc67afb88a6a090fcbad6af3e2faae154c9c84bd869714194012525a2d42b76dad855805f107a37c351f0de08fd9a03d8ddc1dd400d64640d81b90b
- SSDEEP 12288:DTyjXW+48qWywrU4kGFezOAVuJ5PIGww7F5DO3HYffS:fIXW/8yw1ez54lIYF5SXYHS
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
- Size 732KB
- SHA256 87201bfcb2f1bb4df3556b57dd9bc1de6293d054035f71189ab303c07408743b
- MD5 d27c19909e1195bf4bb5d480305b8f50
- SHA1 c69e4580ea7b8ef364d9bd72666516542b25cb4f
- SHA512 51fbe87d29662816b764c3ad8f121f7504e10074f48f9e45d85915185719a90e6fb35f0dc2247577f9a6aef5472efa6d54ac1784fb12ae943072d4bd97719353
- SSDEEP 12288:FTyjXW+48qWywrU4kGFezOAVuJ5PIMww7F5DO3HYffQgql:pIXW/8yw1ez54lIqF5SXYHhi
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SYSTEM.INI
- Size 257B
- SHA256 4ed20fe7f1619bd430464234813cb1afc70d57cc80218c3b744468a41038ab6c
- MD5 f0f7b7bf024d72240fbd90edd40c9c6b
- SHA1 8d7ee6c18c1bd23775c78631aaf30c628ee5c377
- SHA512 a5a27188def6c5ff39828832bcd9255ef108aef889380072a09024fe93f40a81c44a249bba35edbe5c46ef4829108d778926296e75cc0278f9671f2a56539b75
- MD5 SHA1 SHA512
- Path C:\pcgd.exe
- Size 100KB
- SHA256 2ac6ae00d9b2f8e0417a7a5764b40eb900c4130b40ba1c31b9cbb6a40ae0b578
- MD5 5cad3071033d76881f3d7f437a13072c
- SHA1 1b172e45edb46755d58184cd02f69c6b60374faf
- SHA512 f25098b0f3442c94bf966c2c48e58d67bf9a71167a76e8bec69627f449ca5d14e284ad0a70a92b2e24085b7bbe3c6229df97cfc5d3034cb7770ea8543b6f047e
- SSDEEP 1536:lOfojWTriL4aWWFSrATYjPNHBjF8OIPJE0Zio28aWGPJcVIS+e/z4IXYrDGLvqMy:wf4WaLGG5YXfWjg+NISpz4sYraLS7
- MD5 SHA1 SHA512 SSDEEP