xpertrat | 8ffc84f1b1316cbcf2e68048631900210632b86e14307c3835ad7a4286bf18d5

General

Target

PO#6018634905997.exe
Size

752KB
MD5

2baa57736614617e99b07fd3423fde0f
SHA1

2269a37e82a8fc09e68687eeb7214b7255726875
SHA256

8ffc84f1b1316cbcf2e68048631900210632b86e14307c3835ad7a4286bf18d5
SHA512

b4cbdedadece43b66a0b20cb88d924c2a4345f401c8a217a318ec7a9ebb679210ed4b98cc2ac3d3325eca384612751c962043bca2a7bdb533845d2aad9ca1e43

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
Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

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\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6 = "C:\\Users\\Admin\\AppData\\Roaming\\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6.exe"	iexplore.exe

Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

PO#6018634905997.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	PO#6018634905997.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	PO#6018634905997.exe

Windows security modification 2 TTPs 1 IoCs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

PO#6018634905997.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" PO#6018634905997.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	PO#6018634905997.exe

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

iexplore.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\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\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows\CurrentVersion\Run\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6 = "C:\\Users\\Admin\\AppData\\Roaming\\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6.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\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6 = "C:\\Users\\Admin\\AppData\\Roaming\\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

PO#6018634905997.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" PO#6018634905997.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	PO#6018634905997.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

PO#6018634905997.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	PO#6018634905997.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	PO#6018634905997.exe

Suspicious use of SetThreadContext 9 IoCs

Processes:

PO#6018634905997.exePO#6018634905997.exeiexplore.exe

description	pid	process	target process
PID 1716 set thread context of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1648 set thread context of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1732 set thread context of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 set thread context of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 set thread context of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 set thread context of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 set thread context of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 set thread context of 1952	1732	iexplore.exe	iexplore.exe
PID 1732 set thread context of 1916	1732	iexplore.exe	iexplore.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

PO#6018634905997.exe

pid process

1648 PO#6018634905997.exe
1648 PO#6018634905997.exe
1648 PO#6018634905997.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

iexplore.exeiexplore.exe

description pid process

Token: SeDebugPrivilege 1732 iexplore.exe
Token: SeDebugPrivilege 1532 iexplore.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

PO#6018634905997.exeiexplore.exe

pid process

1648 PO#6018634905997.exe
1732 iexplore.exe

pid	process
1648	PO#6018634905997.exe
1648	PO#6018634905997.exe
1648	PO#6018634905997.exe

description	pid	process
Token: SeDebugPrivilege	1732	iexplore.exe
Token: SeDebugPrivilege	1532	iexplore.exe

pid	process
1648	PO#6018634905997.exe
1732	iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

PO#6018634905997.exePO#6018634905997.exeiexplore.exe

description	pid	process	target process
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1716 wrote to memory of 1648	1716	PO#6018634905997.exe	PO#6018634905997.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1648 wrote to memory of 1732	1648	PO#6018634905997.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1532	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1548	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1392	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 2040	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe
PID 1732 wrote to memory of 1136	1732	iexplore.exe	iexplore.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

PO#6018634905997.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" PO#6018634905997.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	PO#6018634905997.exe

C:\Users\Admin\AppData\Local\Temp\PO#6018634905997.exe
"C:\Users\Admin\AppData\Local\Temp\PO#6018634905997.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1716

C:\Users\Admin\AppData\Local\Temp\PO#6018634905997.exe
"C:\Users\Admin\AppData\Local\Temp\PO#6018634905997.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:1648

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\PO#6018634905997.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:1732

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy0.txt"
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1532

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy1.txt"
4⤵
- Accesses Microsoft Outlook accounts
PID:1548

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy2.txt"
4⤵
PID:1392

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy3.txt"
4⤵
PID:2040

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy3.txt"
4⤵
PID:1136

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy4.txt"
4⤵
PID:1952

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy4.txt"
4⤵
PID:1916

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

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy2.txt
MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\R0W4O1A8-P5N3-X331-D1M0-A2W4Q6D8C2R6\tvmglirxy4.txt
MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/1136-75-0x0000000000413750-mapping.dmp

Download
memory/1392-72-0x0000000000442F04-mapping.dmp

Download
memory/1532-70-0x0000000000423BC0-mapping.dmp

Download
memory/1548-71-0x0000000000411654-mapping.dmp

Download
memory/1648-66-0x00000000004010B8-mapping.dmp

Download
memory/1648-62-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1648-64-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1648-65-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1648-63-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1648-67-0x0000000000080000-0x0000000000086000-memory.dmp

Filesize
24KB

Download
memory/1648-68-0x0000000000080000-0x000000000008A000-memory.dmp

Filesize
40KB

Download
memory/1716-61-0x0000000005200000-0x0000000005273000-memory.dmp

Filesize
460KB

Download
memory/1716-55-0x0000000000860000-0x0000000000861000-memory.dmp

Filesize
4KB

Download
memory/1716-60-0x0000000005640000-0x00000000056D5000-memory.dmp

Filesize
596KB

Download
memory/1716-59-0x00000000004A0000-0x00000000004A7000-memory.dmp

Filesize
28KB

Download
memory/1716-58-0x0000000004D30000-0x0000000004D31000-memory.dmp

Filesize
4KB

Download
memory/1716-57-0x0000000074F21000-0x0000000074F23000-memory.dmp

Filesize
8KB

Download
memory/1732-69-0x0000000000401364-mapping.dmp

Download
memory/1916-77-0x000000000040C2A8-mapping.dmp

Download
memory/1952-76-0x000000000040C2A8-mapping.dmp

Download
memory/2040-74-0x0000000000413750-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads