xpertrat | 3d7e2744ac50ae3ff7fcdbf97b4f70af8236ade6c3d2e82004f0641be304f83b

General

Target

tmp/2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
Size

172KB
MD5

d5438415ed71322922b70ac85ad02f64
SHA1

832cfa96f5ff034db65707f6781752441beaf0aa
SHA256

3d7e2744ac50ae3ff7fcdbf97b4f70af8236ade6c3d2e82004f0641be304f83b
SHA512

7f12be61ddb39cd357f817cf1c47110128ae2d962e9c1fcb947f8f7ed6084db5a3607f3edda06680e3d078c50a754859511cb69c0adac01360b51cee54925b6c

Score

10^/10

xpertrat evasion persistence rat 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
XpertRAT
XpertRAT is a remote access trojan with various capabilities.
rat xpertrat

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5 = "C:\\Users\\Admin\\AppData\\Roaming\\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5\\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5.exe"	iexplore.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Software\Microsoft\Windows\CurrentVersion\Run\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5 = "C:\\Users\\Admin\\AppData\\Roaming\\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5\\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5 = "C:\\Users\\Admin\\AppData\\Roaming\\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5\\N3S8L5W2-L0D7-N6R5-I1X3-I7P6I3R8E6E5.exe"	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2172 2728 WerFault.exe iexplore.exe

pid	pid_target	process	target process
2172	2728	WerFault.exe	iexplore.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

description	pid	process	target process
PID 3804 set thread context of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 set thread context of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

pid	process
3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

iexplore.exe

description pid process

Token: SeDebugPrivilege 2284 iexplore.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exeiexplore.exe

pid process

3804 2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
2284 iexplore.exe

description	pid	process
Token: SeDebugPrivilege	2284	iexplore.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

description	pid	process	target process
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2728	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe
PID 3804 wrote to memory of 2284	3804	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe	iexplore.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe

C:\Users\Admin\AppData\Local\Temp\tmp\2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
"C:\Users\Admin\AppData\Local\Temp\tmp\2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe"
1⤵
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3804

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\tmp\2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
2⤵
PID:2728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 100
3⤵
- Program crash
PID:2172

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\tmp\2587ea00-8b51-4ab2-82a4-1f5bda74ea65_Ego2.exe
2⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2284