ramnit | c9e415795841fbbb61ddf0191ba1d03a0554f2fcc6186da79bd0a4005008b359

General

Target

PerX.exe
Size

700KB
MD5

2a1a572771597d924ed145efaf4c77d6
SHA1

0302a5986fadc56557018291003a2bc852fd0913
SHA256

333ea334c1a637d1ef888771bf6542953d28f76c26487356ff2a94a971667c55
SHA512

17560878ae608fe947220f0d640d72d51e7c607e238e8be7b9f19fc7d20a7dd631633c21f424629bb8f57963161d8226601308cf95ced86c7c178b64dd0302fc
SSDEEP

12288:Ddm3xc4L24cmoS8c97WyggbpPYfBZpLnPO2Vmi1ZXA2m/jl+mixj2:Ddm3xX9ggbpcLP7A2gomOC

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

Modify Existing Service

T1031

Processes:

PerX.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	PerX.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	PerX.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	PerX.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
T1088

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

PerX.exe

description ioc process

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

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

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

PerX.exe

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

Executes dropped EXE 1 IoCs

Processes:

PerXmgr.exe

pid process

2496 PerXmgr.exe

pid	process
2496	PerXmgr.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1800-132-0x0000000000400000-0x0000000000531000-memory.dmp	upx
behavioral2/memory/2496-137-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/2496-138-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1800-136-0x00000000024B0000-0x000000000353E000-memory.dmp	upx
behavioral2/memory/2496-139-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/2496-140-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1800-142-0x00000000024B0000-0x000000000353E000-memory.dmp	upx
behavioral2/memory/2496-143-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/1800-145-0x0000000000400000-0x0000000000531000-memory.dmp	upx
behavioral2/memory/1800-146-0x00000000024B0000-0x000000000353E000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

PerXmgr.exe

pid process

2496 PerXmgr.exe

pid	process
2496	PerXmgr.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

PerX.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	PerX.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	PerX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	PerX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	PerX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	PerX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	PerX.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	PerX.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

PerX.exe

description ioc process

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

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

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

PerX.exe

description	ioc	process
File opened (read-only)	\??\U:	PerX.exe
File opened (read-only)	\??\V:	PerX.exe
File opened (read-only)	\??\X:	PerX.exe
File opened (read-only)	\??\Z:	PerX.exe
File opened (read-only)	\??\G:	PerX.exe
File opened (read-only)	\??\R:	PerX.exe
File opened (read-only)	\??\T:	PerX.exe
File opened (read-only)	\??\P:	PerX.exe
File opened (read-only)	\??\Y:	PerX.exe
File opened (read-only)	\??\J:	PerX.exe
File opened (read-only)	\??\N:	PerX.exe
File opened (read-only)	\??\O:	PerX.exe
File opened (read-only)	\??\K:	PerX.exe
File opened (read-only)	\??\Q:	PerX.exe
File opened (read-only)	\??\S:	PerX.exe
File opened (read-only)	\??\W:	PerX.exe
File opened (read-only)	\??\E:	PerX.exe
File opened (read-only)	\??\F:	PerX.exe
File opened (read-only)	\??\I:	PerX.exe
File opened (read-only)	\??\H:	PerX.exe
File opened (read-only)	\??\L:	PerX.exe
File opened (read-only)	\??\M:	PerX.exe

Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media
T1091

Processes:

PerX.exe

description ioc process

File opened for modification C:\autorun.inf PerX.exe

description	ioc	process
File opened for modification	C:\autorun.inf	PerX.exe

Drops file in Program Files directory 11 IoCs

Processes:

PerX.exe

description	ioc	process
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zFM.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\IntegratedOffice.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\OfficeClickToRun.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\OfficeC2RClient.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7z.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zG.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\Uninstall.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\appvcleaner.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\AppVShNotify.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\InspectorOfficeGadget.exe	PerX.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\MavInject32.exe	PerX.exe

Drops file in Windows directory 1 IoCs

Processes:

PerX.exe

description ioc process

File opened for modification C:\Windows\SYSTEM.INI PerX.exe
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

5040 2496 WerFault.exe PerXmgr.exe
992 2496 WerFault.exe PerXmgr.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	PerX.exe

pid	pid_target	process	target process
5040	2496	WerFault.exe	PerXmgr.exe
992	2496	WerFault.exe	PerXmgr.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

PerX.exe

pid	process
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe
1800	PerX.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

PerX.exe

description	pid	process
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe
Token: SeDebugPrivilege	1800	PerX.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

PerXmgr.exe

pid process

2496 PerXmgr.exe

pid	process
2496	PerXmgr.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

PerX.exe

description	pid	process	target process
PID 1800 wrote to memory of 2496	1800	PerX.exe	PerXmgr.exe
PID 1800 wrote to memory of 2496	1800	PerX.exe	PerXmgr.exe
PID 1800 wrote to memory of 2496	1800	PerX.exe	PerXmgr.exe
PID 1800 wrote to memory of 768	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 776	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 1004	1800	PerX.exe	dwm.exe
PID 1800 wrote to memory of 2428	1800	PerX.exe	sihost.exe
PID 1800 wrote to memory of 2480	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 2644	1800	PerX.exe	taskhostw.exe
PID 1800 wrote to memory of 2096	1800	PerX.exe	Explorer.EXE
PID 1800 wrote to memory of 3080	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 3280	1800	PerX.exe	DllHost.exe
PID 1800 wrote to memory of 3388	1800	PerX.exe	StartMenuExperienceHost.exe
PID 1800 wrote to memory of 3456	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 3540	1800	PerX.exe	SearchApp.exe
PID 1800 wrote to memory of 3808	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 4716	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 2448	1800	PerX.exe	backgroundTaskHost.exe
PID 1800 wrote to memory of 2496	1800	PerX.exe	PerXmgr.exe
PID 1800 wrote to memory of 2496	1800	PerX.exe	PerXmgr.exe
PID 1800 wrote to memory of 768	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 776	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 1004	1800	PerX.exe	dwm.exe
PID 1800 wrote to memory of 2428	1800	PerX.exe	sihost.exe
PID 1800 wrote to memory of 2480	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 2644	1800	PerX.exe	taskhostw.exe
PID 1800 wrote to memory of 2096	1800	PerX.exe	Explorer.EXE
PID 1800 wrote to memory of 3080	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 3280	1800	PerX.exe	DllHost.exe
PID 1800 wrote to memory of 3388	1800	PerX.exe	StartMenuExperienceHost.exe
PID 1800 wrote to memory of 3456	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 3540	1800	PerX.exe	SearchApp.exe
PID 1800 wrote to memory of 3808	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 4716	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 2448	1800	PerX.exe	backgroundTaskHost.exe
PID 1800 wrote to memory of 768	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 776	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 1004	1800	PerX.exe	dwm.exe
PID 1800 wrote to memory of 2428	1800	PerX.exe	sihost.exe
PID 1800 wrote to memory of 2480	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 2644	1800	PerX.exe	taskhostw.exe
PID 1800 wrote to memory of 2096	1800	PerX.exe	Explorer.EXE
PID 1800 wrote to memory of 3080	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 3280	1800	PerX.exe	DllHost.exe
PID 1800 wrote to memory of 3388	1800	PerX.exe	StartMenuExperienceHost.exe
PID 1800 wrote to memory of 3456	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 3540	1800	PerX.exe	SearchApp.exe
PID 1800 wrote to memory of 3808	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 4716	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 768	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 776	1800	PerX.exe	fontdrvhost.exe
PID 1800 wrote to memory of 1004	1800	PerX.exe	dwm.exe
PID 1800 wrote to memory of 2428	1800	PerX.exe	sihost.exe
PID 1800 wrote to memory of 2480	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 2644	1800	PerX.exe	taskhostw.exe
PID 1800 wrote to memory of 2096	1800	PerX.exe	Explorer.EXE
PID 1800 wrote to memory of 3080	1800	PerX.exe	svchost.exe
PID 1800 wrote to memory of 3280	1800	PerX.exe	DllHost.exe
PID 1800 wrote to memory of 3388	1800	PerX.exe	StartMenuExperienceHost.exe
PID 1800 wrote to memory of 3456	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 3540	1800	PerX.exe	SearchApp.exe
PID 1800 wrote to memory of 3808	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 4716	1800	PerX.exe	RuntimeBroker.exe
PID 1800 wrote to memory of 768	1800	PerX.exe	fontdrvhost.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

PerX.exe

description ioc process

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

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

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:768

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:1004

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3456

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3388

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4716

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
1⤵
PID:2448

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3808

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3540

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3280

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2096

C:\Users\Admin\AppData\Local\Temp\PerX.exe
"C:\Users\Admin\AppData\Local\Temp\PerX.exe"
2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1800

C:\Users\Admin\AppData\Local\Temp\PerXmgr.exe
C:\Users\Admin\AppData\Local\Temp\PerXmgr.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of UnmapMainImage
PID:2496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 492
4⤵
- Program crash
PID:5040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 440
4⤵
- Program crash
PID:992

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2644

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2480

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2428

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 2496 -ip 2496
1⤵
PID:2800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2496 -ip 2496
1⤵
PID:932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Modify Registry

5

T1112

Bypass User Account Control

1

T1088

Disabling Security Tools

3

T1089

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\PerXmgr.exe
Filesize
113KB

MD5
d26092af969610dab56e02649ecae88d

SHA1
cd450ff4b645acd188fa1f9e9c16a972c0e99f87

SHA256
e4fedb771fd949517cbf3392c9f36be599bf16726a4702cb960a1f4845c39a71

SHA512
8c87bf4318089dc03d7c60b1d1f04ac46333f792ca37bd3a0ca832dc22ae56dc8b0a473154706ef58812c70cf99d6fee877ab4984ce973eaaa3e5d1525730b05

Download Submit
C:\Users\Admin\AppData\Local\Temp\PerXmgr.exe
Filesize
113KB

MD5
d26092af969610dab56e02649ecae88d

SHA1
cd450ff4b645acd188fa1f9e9c16a972c0e99f87

SHA256
e4fedb771fd949517cbf3392c9f36be599bf16726a4702cb960a1f4845c39a71

SHA512
8c87bf4318089dc03d7c60b1d1f04ac46333f792ca37bd3a0ca832dc22ae56dc8b0a473154706ef58812c70cf99d6fee877ab4984ce973eaaa3e5d1525730b05

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM7E4D.tmp
Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1800-136-0x00000000024B0000-0x000000000353E000-memory.dmp

Filesize
16.6MB

Download
memory/1800-132-0x0000000000400000-0x0000000000531000-memory.dmp

Filesize
1.2MB

Download
memory/1800-142-0x00000000024B0000-0x000000000353E000-memory.dmp

Filesize
16.6MB

Download
memory/1800-145-0x0000000000400000-0x0000000000531000-memory.dmp

Filesize
1.2MB

Download
memory/1800-146-0x00000000024B0000-0x000000000353E000-memory.dmp

Filesize
16.6MB

Download
memory/2496-133-0x0000000000000000-mapping.dmp

Download
memory/2496-137-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2496-138-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2496-139-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2496-140-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2496-143-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2496-144-0x0000000077A60000-0x0000000077C03000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads