xpertrat | 1caa0c0cf4ebf43877c706c82a15ef218e09063e1e5d6a806b625f8a0e5e3b0d

General

Target

Specification 788919754.pdf img ind.exe
Size

411KB
MD5

b93e8fe38d0df20ba517b9d531660a4e
SHA1

ebc70668346f27b9c31759b335c3f6cb619c71b5
SHA256

293bf5eeec6d5d30ee3b3d26f73d6cb81f4e080a449774fc8d2c3a724454f521
SHA512

fa07022ab0d2d48066017e8283a9adab2fa2f8aebac2113ec451bd5b339639d0771fd975a92072bdabb24c24f4f40c25707aa9ec3d906104db9c59ba6ddf675d

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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5 = "C:\\Users\\Admin\\AppData\\Roaming\\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	iexplore.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

Specification 788919754.pdf img ind.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	Specification 788919754.pdf img ind.exe

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

iexplore.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\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
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5 = "C:\\Users\\Admin\\AppData\\Roaming\\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5 = "C:\\Users\\Admin\\AppData\\Roaming\\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5.exe"	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

Specification 788919754.pdf img ind.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Specification 788919754.pdf img ind.exe

Suspicious use of SetThreadContext 8 IoCs

Processes:

Specification 788919754.pdf img ind.exeSpecification 788919754.pdf img ind.exeiexplore.exe

description	pid	process	target process
PID 1844 set thread context of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1740 set thread context of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1760 set thread context of 960	1760	iexplore.exe	iexplore.exe
PID 1760 set thread context of 628	1760	iexplore.exe	iexplore.exe
PID 1760 set thread context of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 set thread context of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 set thread context of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 set thread context of 1904	1760	iexplore.exe	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Specification 788919754.pdf img ind.exeSpecification 788919754.pdf img ind.exe

pid	process
1844	Specification 788919754.pdf img ind.exe
1844	Specification 788919754.pdf img ind.exe
1740	Specification 788919754.pdf img ind.exe
1740	Specification 788919754.pdf img ind.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Specification 788919754.pdf img ind.exeiexplore.exeiexplore.exe

description	pid	process
Token: SeDebugPrivilege	1844	Specification 788919754.pdf img ind.exe
Token: SeDebugPrivilege	1760	iexplore.exe
Token: SeDebugPrivilege	960	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Specification 788919754.pdf img ind.exeiexplore.exe

pid process

1740 Specification 788919754.pdf img ind.exe
1760 iexplore.exe

pid	process
1740	Specification 788919754.pdf img ind.exe
1760	iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Specification 788919754.pdf img ind.exeSpecification 788919754.pdf img ind.exeiexplore.exe

description	pid	process	target process
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1844 wrote to memory of 1740	1844	Specification 788919754.pdf img ind.exe	Specification 788919754.pdf img ind.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1740 wrote to memory of 1760	1740	Specification 788919754.pdf img ind.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 960	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 628	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1284	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1080	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe
PID 1760 wrote to memory of 1932	1760	iexplore.exe	iexplore.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

Specification 788919754.pdf img ind.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Specification 788919754.pdf img ind.exe

C:\Users\Admin\AppData\Local\Temp\Specification 788919754.pdf img ind.exe
"C:\Users\Admin\AppData\Local\Temp\Specification 788919754.pdf img ind.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1844

C:\Users\Admin\AppData\Local\Temp\Specification 788919754.pdf img ind.exe
"{path}"
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:1740

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\Specification 788919754.pdf img ind.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:1760

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr0.txt"
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:960

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr1.txt"
4⤵
- Accesses Microsoft Outlook accounts
PID:628

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr2.txt"
4⤵
PID:1284

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr3.txt"
4⤵
PID:1080

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr4.txt"
4⤵
PID:1932

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr4.txt"
4⤵
PID:1904

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

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr2.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\F4S7P6J0-V116-K8H5-A6F1-U1L8V8A4B6R5\umdneqbtr4.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/1740-65-0x00000000004010B8-mapping.dmp

Download
memory/1740-59-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1740-60-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1740-62-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1740-64-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1740-70-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1844-57-0x0000000004870000-0x00000000048C6000-memory.dmp

Filesize
344KB

Download
memory/1844-58-0x00000000003D0000-0x0000000000400000-memory.dmp

Filesize
192KB

Download
memory/1844-54-0x00000000010B0000-0x000000000111C000-memory.dmp

Filesize
432KB

Download
memory/1844-56-0x0000000000450000-0x000000000045A000-memory.dmp

Filesize
40KB

Download
memory/1844-55-0x0000000075261000-0x0000000075263000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads