xpertrat | af7006fe883df26591ac63e2a0dbce3d7deb48031f01dbe041a540407970c9ba

General

Target

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
Size

1.4MB
MD5

f3c25a011121eb4f3ff0c32caa98c19e
SHA1

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b
SHA256

af7006fe883df26591ac63e2a0dbce3d7deb48031f01dbe041a540407970c9ba
SHA512

d69b6dc75c0329df3028b6477b45f7686b4c8c0f12290c23b1e57487c7e4a337ddf0bfb0d3358057ad386e7c2a4604728585682b24750d7b72ca6cecb01b28d6

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\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6 = "C:\\Users\\Admin\\AppData\\Roaming\\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6\\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6.exe"	iexplore.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0"	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.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-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6 = "C:\\Users\\Admin\\AppData\\Roaming\\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6\\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6.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\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6 = "C:\\Users\\Admin\\AppData\\Roaming\\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6\\P0U4M118-N5L3-V331-B1K8-Y2U3O6B7B2P6.exe"	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

pid	process
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

description	pid	process	target process
PID 4968 set thread context of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4052 set thread context of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3428 4968 WerFault.exe 2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

pid	pid_target	process	target process
3428	4968	WerFault.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

pid	process
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exeiexplore.exe

description pid process

Token: SeDebugPrivilege 4968 2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
Token: SeDebugPrivilege 4756 iexplore.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exeiexplore.exe

pid process

4052 2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4756 iexplore.exe

description	pid	process
Token: SeDebugPrivilege	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
Token: SeDebugPrivilege	4756	iexplore.exe

pid	process
4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
4756	iexplore.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

description	pid	process	target process
PID 4968 wrote to memory of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4968 wrote to memory of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4968 wrote to memory of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4968 wrote to memory of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4968 wrote to memory of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4968 wrote to memory of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4968 wrote to memory of 4052	4968	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe
PID 4052 wrote to memory of 4756	4052	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe	iexplore.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe

C:\Users\Admin\AppData\Local\Temp\2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
"C:\Users\Admin\AppData\Local\Temp\2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4968

C:\Users\Admin\AppData\Local\Temp\2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
"C:\Users\Admin\AppData\Local\Temp\2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe"
2⤵
- 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:4052

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\2cd5418bb1def6c1721d4164b02ad47b0fd1d82b.exe
3⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4968 -s 1120
2⤵
- Program crash
PID:3428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4968 -ip 4968
1⤵
PID:2924

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Bypass User Account Control

1

T1088

Disabling Security Tools

3

T1089

Modify Registry

6

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/4052-135-0x0000000000000000-mapping.dmp

Download
memory/4052-136-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/4052-138-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/4052-141-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/4968-130-0x00000000005A0000-0x0000000000708000-memory.dmp

Filesize
1.4MB

Download
memory/4968-131-0x0000000005080000-0x0000000005112000-memory.dmp

Filesize
584KB

Download
memory/4968-132-0x00000000056D0000-0x0000000005C74000-memory.dmp

Filesize
5.6MB

Download
memory/4968-133-0x00000000051C0000-0x000000000525C000-memory.dmp

Filesize
624KB

Download
memory/4968-134-0x0000000005120000-0x000000000512A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads