xpertrat | 25a80f4addf74c82d8ae815164c44dcd530fd59fc278f306552d35d5140b880b

General

Target

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
Size

380KB
MD5

1402bc75caa465e3c69c302a7390a8e7
SHA1

df94f132f82c48cdda43a1121266320a1520ffdc
SHA256

25a80f4addf74c82d8ae815164c44dcd530fd59fc278f306552d35d5140b880b
SHA512

5fc4fe7216c19ae454bf681a53bf0a573a4aed13ca2d596c2c361b4390cffe4b232887e32c1bbf75b6d770100e4878a88b7fea564c7efee211bf80c763f0bcc2

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\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6 = "C:\\Users\\Admin\\AppData\\Roaming\\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6.exe"	iexplore.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

iexplore.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\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\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6 = "C:\\Users\\Admin\\AppData\\Roaming\\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6 = "C:\\Users\\Admin\\AppData\\Roaming\\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6.exe"	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

Suspicious use of SetThreadContext 8 IoCs

Processes:

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exeCS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exeiexplore.exe

description	pid	process	target process
PID 796 set thread context of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 584 set thread context of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 1384 set thread context of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 set thread context of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 set thread context of 688	1384	iexplore.exe	iexplore.exe
PID 1384 set thread context of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 set thread context of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 set thread context of 1120	1384	iexplore.exe	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

pid process

584 CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
584 CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

iexplore.exeiexplore.exe

description pid process

Token: SeDebugPrivilege 1384 iexplore.exe
Token: SeDebugPrivilege 1824 iexplore.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exeiexplore.exe

pid process

584 CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
1384 iexplore.exe

pid	process
584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

description	pid	process
Token: SeDebugPrivilege	1384	iexplore.exe
Token: SeDebugPrivilege	1824	iexplore.exe

pid	process
584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
1384	iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exeCS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exeiexplore.exe

description	pid	process	target process
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 796 wrote to memory of 584	796	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 584 wrote to memory of 1384	584	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1824	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1820	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 688	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1068	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe
PID 1384 wrote to memory of 1144	1384	iexplore.exe	iexplore.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe

C:\Users\Admin\AppData\Local\Temp\CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
"C:\Users\Admin\AppData\Local\Temp\CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:796

C:\Users\Admin\AppData\Local\Temp\CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).exe
"C:\Users\Admin\AppData\Local\Temp\CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).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:584

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\CS-SUPPLIER QUOTATION SPECIFICATION 2022-0120 45PCS.PDF(97KB).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:1384

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo0.txt"
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1824

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo1.txt"
4⤵
PID:1820

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo1.txt"
4⤵
- Accesses Microsoft Outlook accounts
PID:688

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo2.txt"
4⤵
PID:1068

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo3.txt"
4⤵
PID:1144

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo4.txt"
4⤵
PID:1120

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo2.txt
MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\R0W4P1A8-P5N3-Y331-D1M0-B2X4Q6D8D2S6\jdczpstbo4.txt
MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/584-64-0x00000000003C0000-0x000000000042C000-memory.dmp

Filesize
432KB

Download
memory/584-58-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/584-59-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/584-60-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/584-61-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/584-65-0x00000000003C0000-0x000000000042C000-memory.dmp

Filesize
432KB

Download
memory/796-56-0x00000000006B0000-0x00000000006BC000-memory.dmp

Filesize
48KB

Download
memory/796-57-0x0000000004DE0000-0x0000000004E42000-memory.dmp

Filesize
392KB

Download
memory/796-53-0x0000000000230000-0x0000000000296000-memory.dmp

Filesize
408KB

Download
memory/796-55-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

Download
memory/796-54-0x0000000075761000-0x0000000075763000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads