36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea

Reason

Machine shutdown

General

Target

36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Size

289KB
MD5

767c9c5ee1999ad55cc0fca3f0d2c6b5
SHA1

8abbe6d2b9f3f419a5fa3abc4c93104d95b2a6ff
SHA256

36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea
SHA512

91722aab833cade1f64059f3ab2be90181fe0406c6f9d76edc8a80e571bf9eaaca4ba9489a96ddd6c315ea34f29fe93839885f1d9da1892fa8a790728f0a99dd
SSDEEP

6144:tZ1EGlekBKDzvUXAvDGSu4Hh0L+aNBJyDRWNpQfZXVhbGhHd:b17lhg/DGSukh0L+9WfsZj4d

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,,C:\\Users\\Admin\\AppData\\Local\\wddsuhci\\fjuffhlv.exe"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,C:\\Users\\Admin\\AppData\\Local\\wddsuhci\\fjuffhlv.exe"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Modifies firewall policy service 2 TTPs 3 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Modifies security service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\Start = "4"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Start = "4"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fjuffhlv.exe	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fjuffhlv.exe	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Windows security modification 2 TTPs 6 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\FjuFfhlv = "C:\\Users\\Admin\\AppData\\Local\\wddsuhci\\fjuffhlv.exe"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1112	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
1112	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1112	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Token: SeRestorePrivilege	1112	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Token: SeBackupPrivilege	1112	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
Token: SeShutdownPrivilege	1112	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe

C:\Users\Admin\AppData\Local\Temp\36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe
"C:\Users\Admin\AppData\Local\Temp\36396d00f2299401f222a709d1a76139a2b610e4d2d515b53f4c8da09a279eea.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies firewall policy service
- Modifies security service
- UAC bypass
- Windows security bypass
- Drops startup file
- Windows security modification
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:1112

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

2

T1031

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Bypass User Account Control

1

T1088

Disabling Security Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1112-54-0x0000000074D61000-0x0000000074D63000-memory.dmp

Filesize
8KB

Download
memory/1112-55-0x0000000015190000-0x00000000151DB000-memory.dmp

Filesize
300KB

Download
memory/1112-56-0x0000000015190000-0x00000000151DB000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads