2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8

General

Target

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
Size

120KB
MD5

b03c60229836a25ed02c941f8a170a18
SHA1

c610255e9912872193fafaba4f78ce2005d54aab
SHA256

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8
SHA512

fe61e0c5bb1aa65fe585398426aca12275f94e33a50d1dbbcefd108f9cb1d3b4bd9d33785de1b046af7e7c5ac6bc1f79f4c219d4c44795e0662df376781ac24a

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

UAC bypass 3 TTPs
evasion trojan

Bypass User Account Control
T1088

Disabling Security Tools
T1089

Modify Registry
T1112
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Disables RegEdit via registry modification
evasion
Disables Task Manager via registry modification
evasion
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\System32\\System.exe"	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

Drops file in System32 directory 2 IoCs

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

description	ioc	process
File created	C:\Windows\SysWOW64\System.exe	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
File opened for modification	C:\Windows\SysWOW64\System.exe	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

Modifies data under HKEY_USERS 15 IoCs

Processes:

LogonUI.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "13"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe

Modifies registry class 3 IoCs

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\MIME\Database	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exeShutdown.exe

description	pid	process
Token: SeBackupPrivilege	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
Token: SeShutdownPrivilege	3212	Shutdown.exe
Token: SeRemoteShutdownPrivilege	3212	Shutdown.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exeLogonUI.exe

pid	process
2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
3856	LogonUI.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exenet.exenet.exe

description	pid	process	target process
PID 2864 wrote to memory of 1468	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	netsh.exe
PID 2864 wrote to memory of 1468	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	netsh.exe
PID 2864 wrote to memory of 1468	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	netsh.exe
PID 2864 wrote to memory of 1588	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	net.exe
PID 2864 wrote to memory of 1588	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	net.exe
PID 2864 wrote to memory of 1588	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	net.exe
PID 2864 wrote to memory of 1752	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	net.exe
PID 2864 wrote to memory of 1752	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	net.exe
PID 2864 wrote to memory of 1752	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	net.exe
PID 1752 wrote to memory of 2612	1752	net.exe	net1.exe
PID 1752 wrote to memory of 2612	1752	net.exe	net1.exe
PID 1752 wrote to memory of 2612	1752	net.exe	net1.exe
PID 1588 wrote to memory of 2628	1588	net.exe	net1.exe
PID 1588 wrote to memory of 2628	1588	net.exe	net1.exe
PID 1588 wrote to memory of 2628	1588	net.exe	net1.exe
PID 2864 wrote to memory of 3212	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	Shutdown.exe
PID 2864 wrote to memory of 3212	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	Shutdown.exe
PID 2864 wrote to memory of 3212	2864	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe	Shutdown.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe

C:\Users\Admin\AppData\Local\Temp\2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe
"C:\Users\Admin\AppData\Local\Temp\2dc9bd6ddc22b244f6b94ae0c9c23073c8942a5bb5663dc298cd56a9f4e02cf8.exe"
1⤵
- Windows security modification
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2864

C:\Windows\SysWOW64\netsh.exe
netsh firewall set opmode disable
2⤵
PID:1468

C:\Windows\SysWOW64\net.exe
net stop security center
2⤵
- Suspicious use of WriteProcessMemory
PID:1588

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop security center
3⤵
PID:2628

C:\Windows\SysWOW64\net.exe
net stop WinDefend
2⤵
- Suspicious use of WriteProcessMemory
PID:1752

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop WinDefend
3⤵
PID:2612

C:\Windows\SysWOW64\Shutdown.exe
Shutdown -r
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3212

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39ef055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3856