ramnit | a1735e573eaa6b88ae074d9e59d3b1bbf856eda4737056f8d2b98a948061fd9c

General

Target

83b3bbff75e56d0f909b8cf46fed4890.dll
Size

564KB
MD5

83b3bbff75e56d0f909b8cf46fed4890
SHA1

31228d8d619decb64105e65ffae576f0ccddeb9c
SHA256

a1735e573eaa6b88ae074d9e59d3b1bbf856eda4737056f8d2b98a948061fd9c
SHA512

e841878f2f07ce9652f878b6a58f0037d251629c6f4b692445303660e103a8e03856b2a1249ad726ba9b2940edbe8e04a84949ea78dede6b6f45adf60d09fe16
SSDEEP

12288:tehnaNPpSVZmNxRCwnwm3W3OHIIf5m9RhWFVU:teh0PpS6NxNnwYeOHXAhWTU

Score

10^/10

ramnit sality backdoor banker evasion spyware stealer trojan upx worm

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

Modifies firewall policy service 2 TTPs 3 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Processes:

rundll32mgr.exe

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

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality
UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1548.002

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

rundll32mgr.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32mgr.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32mgr.exe

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

rundll32mgr.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "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\UpdatesDisableNotify = "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\AntiVirusOverride = "1"	rundll32mgr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	rundll32mgr.exe

Executes dropped EXE 2 IoCs

Processes:

rundll32mgr.exeWaterMark.exe

pid process

4860 rundll32mgr.exe
4188 WaterMark.exe

pid	process
4860	rundll32mgr.exe
4188	WaterMark.exe

UPX packed file 12 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/4860-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4860-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4860-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4860-11-0x0000000003160000-0x00000000041EE000-memory.dmp	upx
behavioral2/memory/4860-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4860-17-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4860-15-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4860-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4188-30-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4860-35-0x0000000003160000-0x00000000041EE000-memory.dmp	upx
behavioral2/memory/4188-41-0x0000000000400000-0x0000000000434000-memory.dmp	upx
behavioral2/memory/4188-42-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

rundll32mgr.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "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\FirewallOverride = "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\UacDisableNotify = "1"	rundll32mgr.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"	rundll32mgr.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32mgr.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32mgr.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32mgr.exe

description	ioc	process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Drops file in Program Files directory 3 IoCs

Processes:

rundll32mgr.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\px64C0.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

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1716 4800 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1716	4800	WerFault.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 48 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXEiexplore.exeiexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\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-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "939480432"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "408661361"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "915729168"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "915729168"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31074439"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31074439"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "939480432"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31074439"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6240D846-947A-11EE-A817-7E14E73CE8BA} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31074439"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{622DC1EC-947A-11EE-A817-7E14E73CE8BA} = "0"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

WaterMark.exe

pid	process
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe
4188	WaterMark.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

4852 iexplore.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WaterMark.exe

description pid process

Token: SeDebugPrivilege 4188 WaterMark.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exeiexplore.exe

pid process

4852 iexplore.exe
1108 iexplore.exe

description	pid	process
Token: SeDebugPrivilege	4188	WaterMark.exe

Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

iexplore.exeiexplore.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
4852	iexplore.exe
4852	iexplore.exe
1108	iexplore.exe
1108	iexplore.exe
928	IEXPLORE.EXE
928	IEXPLORE.EXE
4560	IEXPLORE.EXE
4560	IEXPLORE.EXE
928	IEXPLORE.EXE
928	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

Processes:

rundll32mgr.exeWaterMark.exe

pid process

4860 rundll32mgr.exe
4188 WaterMark.exe

pid	process
4860	rundll32mgr.exe
4188	WaterMark.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

rundll32.exerundll32.exerundll32mgr.exeWaterMark.exeiexplore.exeiexplore.exe

description	pid	process	target process
PID 4040 wrote to memory of 4800	4040	rundll32.exe	rundll32.exe
PID 4040 wrote to memory of 4800	4040	rundll32.exe	rundll32.exe
PID 4040 wrote to memory of 4800	4040	rundll32.exe	rundll32.exe
PID 4800 wrote to memory of 4860	4800	rundll32.exe	rundll32mgr.exe
PID 4800 wrote to memory of 4860	4800	rundll32.exe	rundll32mgr.exe
PID 4800 wrote to memory of 4860	4800	rundll32.exe	rundll32mgr.exe
PID 4860 wrote to memory of 4188	4860	rundll32mgr.exe	WaterMark.exe
PID 4860 wrote to memory of 4188	4860	rundll32mgr.exe	WaterMark.exe
PID 4860 wrote to memory of 4188	4860	rundll32mgr.exe	WaterMark.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 4600	4188	WaterMark.exe	svchost.exe
PID 4188 wrote to memory of 1108	4188	WaterMark.exe	iexplore.exe
PID 4188 wrote to memory of 1108	4188	WaterMark.exe	iexplore.exe
PID 4188 wrote to memory of 4852	4188	WaterMark.exe	iexplore.exe
PID 4188 wrote to memory of 4852	4188	WaterMark.exe	iexplore.exe
PID 1108 wrote to memory of 4560	1108	iexplore.exe	IEXPLORE.EXE
PID 1108 wrote to memory of 4560	1108	iexplore.exe	IEXPLORE.EXE
PID 1108 wrote to memory of 4560	1108	iexplore.exe	IEXPLORE.EXE
PID 4852 wrote to memory of 928	4852	iexplore.exe	IEXPLORE.EXE
PID 4852 wrote to memory of 928	4852	iexplore.exe	IEXPLORE.EXE
PID 4852 wrote to memory of 928	4852	iexplore.exe	IEXPLORE.EXE

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

rundll32mgr.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" rundll32mgr.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32mgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\83b3bbff75e56d0f909b8cf46fed4890.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4040

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\83b3bbff75e56d0f909b8cf46fed4890.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4800

C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
3⤵
- 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
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4860

C:\Program Files (x86)\Microsoft\WaterMark.exe
"C:\Program Files (x86)\Microsoft\WaterMark.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4188

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
5⤵
PID:4600

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1108

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1108 CREDAT:17410 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4560

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
5⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4852

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4852 CREDAT:17410 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 608
3⤵
- Program crash
PID:1716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4800 -ip 4800
1⤵
PID:4108

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Modify Registry

6

T1112

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

3

T1562

Disable or Modify Tools

3

T1562.001

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Program Files (x86)\Microsoft\WaterMark.exe
Filesize
164KB

MD5
a3b1f1c4cd75bea10095e054f990bf1d

SHA1
15bf037b2166d2533e12bbec9f1d5f9a3ad8c81b

SHA256
a4c51942f696650a7ce0530a88c3742380ac82bc1ddc75c24d1417f0958caaee

SHA512
7457591c9676baa6043e4c3ae6ede364f19964c4e4e6a91a06e148221402791cabf9d5ab2bfcb629120ab136fee0a2994c0830f7cbfb112c5c6b07109b6a1a94

Download Submit
C:\Program Files (x86)\Microsoft\WaterMark.exe
Filesize
164KB

MD5
a3b1f1c4cd75bea10095e054f990bf1d

SHA1
15bf037b2166d2533e12bbec9f1d5f9a3ad8c81b

SHA256
a4c51942f696650a7ce0530a88c3742380ac82bc1ddc75c24d1417f0958caaee

SHA512
7457591c9676baa6043e4c3ae6ede364f19964c4e4e6a91a06e148221402791cabf9d5ab2bfcb629120ab136fee0a2994c0830f7cbfb112c5c6b07109b6a1a94

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{622DC1EC-947A-11EE-A817-7E14E73CE8BA}.dat
Filesize
3KB

MD5
f691b878472d2a087ab54ac921417e09

SHA1
7ac0767c6a09a864a41738ab5e948e32c038faf6

SHA256
6eb953c241d3d538587cf8098fd29469acf90594b8491a0114f716ad87f43055

SHA512
77ad6d985b1ed3690d521e4b0dc4724a1995bea2b33d1dd492bce3be9f8ec554334f14d0de8694951d06a9440a2bcd79dd179793ada3c9f8757445aacdd386f2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{6240D846-947A-11EE-A817-7E14E73CE8BA}.dat
Filesize
5KB

MD5
61171a25ecc5b304bad94950eb52493d

SHA1
3b37ed6172572b7475670b8af2c4ab5194f46389

SHA256
6b3f9b49d767b13d2d42f7ae6e1cea02a21ff4fb89d8fc7fe5b55163f7e2f283

SHA512
7124dcc11b34a7de5cafc3ff99679f40cbe14d568e4631c7022a1bc7f567cefc0fc16898ed6c40d0ab7d55de6e31902f716c8e126dc75d78c0c30abf68b96e0b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verE980.tmp
Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKI5XVIY\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe
Filesize
164KB

MD5
a3b1f1c4cd75bea10095e054f990bf1d

SHA1
15bf037b2166d2533e12bbec9f1d5f9a3ad8c81b

SHA256
a4c51942f696650a7ce0530a88c3742380ac82bc1ddc75c24d1417f0958caaee

SHA512
7457591c9676baa6043e4c3ae6ede364f19964c4e4e6a91a06e148221402791cabf9d5ab2bfcb629120ab136fee0a2994c0830f7cbfb112c5c6b07109b6a1a94

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe
Filesize
164KB

MD5
a3b1f1c4cd75bea10095e054f990bf1d

SHA1
15bf037b2166d2533e12bbec9f1d5f9a3ad8c81b

SHA256
a4c51942f696650a7ce0530a88c3742380ac82bc1ddc75c24d1417f0958caaee

SHA512
7457591c9676baa6043e4c3ae6ede364f19964c4e4e6a91a06e148221402791cabf9d5ab2bfcb629120ab136fee0a2994c0830f7cbfb112c5c6b07109b6a1a94

Download Submit
memory/4188-37-0x0000000076EF2000-0x0000000076EF3000-memory.dmp

Filesize
4KB

Download
memory/4188-33-0x0000000076EF2000-0x0000000076EF3000-memory.dmp

Filesize
4KB

Download
memory/4188-42-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4188-41-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4188-38-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/4188-32-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/4188-22-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4188-30-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4800-36-0x0000000010000000-0x000000001008B000-memory.dmp

Filesize
556KB

Download
memory/4800-0-0x0000000010000000-0x000000001008B000-memory.dmp

Filesize
556KB

Download
memory/4860-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4860-16-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/4860-35-0x0000000003160000-0x00000000041EE000-memory.dmp

Filesize
16.6MB

Download
memory/4860-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4860-11-0x0000000003160000-0x00000000041EE000-memory.dmp

Filesize
16.6MB

Download
memory/4860-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4860-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4860-15-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4860-17-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4860-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4860-4-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads