xpertrat | 0a35b0e0112fc3ffb7fb29e2f7afa092ae3b5932ff8e79c7a9b5365ad5e08013

General

Target

SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe
Size

512KB
MD5

bfa6a35755791e6046c304ac582770c7
SHA1

6f921e0412bc2506ef0c1b65f0f086da4a161ca5
SHA256

0a35b0e0112fc3ffb7fb29e2f7afa092ae3b5932ff8e79c7a9b5365ad5e08013
SHA512

fd7271fc40f5c1f25e8c30e05612042c2b200ac1635b079477d1b3cb3dd0a4c3270f425307933cce0b591ab2752a7d6450d15663ea62b3b8da991149ee7c8c75

Score

10^/10

xpertrat collection 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\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4 = "C:\\Users\\Admin\\AppData\\Roaming\\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4.exe"	iexplore.exe

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

iexplore.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	iexplore.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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4 = "C:\\Users\\Admin\\AppData\\Roaming\\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4 = "C:\\Users\\Admin\\AppData\\Roaming\\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	iexplore.exe

Suspicious use of SetThreadContext 10 IoCs

Processes:

SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exeMSBuild.exeiexplore.exe

description	pid	process	target process
PID 1812 set thread context of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1996 set thread context of 516	1996	MSBuild.exe	iexplore.exe
PID 516 set thread context of 1196	516	iexplore.exe	iexplore.exe
PID 516 set thread context of 1644	516	iexplore.exe	iexplore.exe
PID 516 set thread context of 328	516	iexplore.exe	iexplore.exe
PID 516 set thread context of 1328	516	iexplore.exe	iexplore.exe
PID 516 set thread context of 1796	516	iexplore.exe	iexplore.exe
PID 516 set thread context of 1760	516	iexplore.exe	iexplore.exe
PID 516 set thread context of 1756	516	iexplore.exe	iexplore.exe
PID 516 set thread context of 1608	516	iexplore.exe	iexplore.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

MSBuild.exepowershell.exe

pid process

1996 MSBuild.exe
2032 powershell.exe
1996 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

iexplore.exepowershell.exeiexplore.exe

description pid process

Token: SeDebugPrivilege 516 iexplore.exe
Token: SeDebugPrivilege 2032 powershell.exe
Token: SeDebugPrivilege 1196 iexplore.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

MSBuild.exeiexplore.exe

pid process

1996 MSBuild.exe
516 iexplore.exe

pid	process
1996	MSBuild.exe
2032	powershell.exe
1996	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	516	iexplore.exe
Token: SeDebugPrivilege	2032	powershell.exe
Token: SeDebugPrivilege	1196	iexplore.exe

pid	process
1996	MSBuild.exe
516	iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exeMSBuild.exeiexplore.exe

description	pid	process	target process
PID 1812 wrote to memory of 2032	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	powershell.exe
PID 1812 wrote to memory of 2032	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	powershell.exe
PID 1812 wrote to memory of 2032	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	powershell.exe
PID 1812 wrote to memory of 2032	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	powershell.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1812 wrote to memory of 1996	1812	SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe	MSBuild.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 1996 wrote to memory of 516	1996	MSBuild.exe	iexplore.exe
PID 516 wrote to memory of 628	516	iexplore.exe	notepad.exe
PID 516 wrote to memory of 628	516	iexplore.exe	notepad.exe
PID 516 wrote to memory of 628	516	iexplore.exe	notepad.exe
PID 516 wrote to memory of 628	516	iexplore.exe	notepad.exe
PID 516 wrote to memory of 628	516	iexplore.exe	notepad.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1196	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1644	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe
PID 516 wrote to memory of 1328	516	iexplore.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1812

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Ser.Lazy.948.25861.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2032

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
3⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\SysWOW64\notepad.exe
notepad.exe
4⤵
PID:628

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt0.txt"
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1196

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt1.txt"
4⤵
PID:1644

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt1.txt"
4⤵
- Accesses Microsoft Outlook accounts
PID:328

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt2.txt"
4⤵
PID:1328

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt2.txt"
4⤵
PID:1796

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt3.txt"
4⤵
PID:1756

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt3.txt"
4⤵
PID:1760

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt4.txt"
4⤵
PID:1608

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

2

T1089

Modify Registry

4

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt2.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\H7M3F0W6-F4D2-O1S0-S0D7-Q1N2H5T660I4\evqlvcewt4.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/628-74-0x0000000000000000-mapping.dmp

Download
memory/1812-55-0x00000000755C1000-0x00000000755C3000-memory.dmp

Filesize
8KB

Download
memory/1812-56-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1812-57-0x0000000005300000-0x0000000005382000-memory.dmp

Filesize
520KB

Download
memory/1812-54-0x0000000001230000-0x00000000012B6000-memory.dmp

Filesize
536KB

Download
memory/1812-60-0x0000000000D00000-0x0000000000D32000-memory.dmp

Filesize
200KB

Download
memory/1996-61-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1996-66-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1996-67-0x00000000004010B8-mapping.dmp

Download
memory/1996-72-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1996-64-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1996-62-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2032-58-0x0000000000000000-mapping.dmp

Download
memory/2032-73-0x00000000744C0000-0x0000000074A6B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads