Malware Analysis Report

2025-08-06 03:56

Sample ID 230828-k474hsgf4x
Target cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1
SHA256 cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1
Tags
gh0strat purplefox persistence rat rootkit trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1

Threat Level: Known bad

The file cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1 was found to be: Known bad.

Malicious Activity Summary

gh0strat purplefox persistence rat rootkit trojan upx

PurpleFox

Gh0strat

Gh0st RAT payload

Detect PurpleFox Rootkit

Sets DLL path for service in the registry

Drops file in Drivers directory

Sets service image path in registry

Executes dropped EXE

UPX packed file

Loads dropped DLL

Drops file in System32 directory

Drops file in Program Files directory

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: LoadsDriver

Suspicious behavior: EnumeratesProcesses

Runs ping.exe

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-08-28 09:10

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-28 09:10

Reported

2023-08-28 09:13

Platform

win7-20230712-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe"

Signatures

Detect PurpleFox Rootkit

rootkit
Description Indicator Process Target
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Gh0st RAT payload

Description Indicator Process Target
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Gh0strat

rat gh0strat

PurpleFox

rootkit trojan purplefox

Drops file in Drivers directory

Description Indicator Process Target
File created C:\Windows\system32\drivers\QAssist.sys C:\Windows\SysWOW64\TXPlatfor.exe N/A

Sets DLL path for service in the registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259425091.txt" C:\Users\Admin\AppData\Local\Temp\R.exe N/A

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" C:\Windows\SysWOW64\TXPlatfor.exe N/A

UPX packed file

upx
Description Indicator Process Target
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Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\Remote Data.exe C:\Windows\SysWOW64\svchost.exe N/A
File created C:\Windows\SysWOW64\TXPlatfor.exe C:\Users\Admin\AppData\Local\Temp\N.exe N/A
File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe C:\Users\Admin\AppData\Local\Temp\N.exe N/A
File created C:\Windows\SysWOW64\259425091.txt C:\Users\Admin\AppData\Local\Temp\R.exe N/A
File opened for modification C:\Windows\SysWOW64\ini.ini C:\Users\Admin\AppData\Local\Temp\R.exe N/A
File created C:\Windows\SysWOW64\Remote Data.exe C:\Windows\SysWOW64\svchost.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious behavior: LoadsDriver

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\N.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2680 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\R.exe
PID 2680 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\R.exe
PID 2680 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\R.exe
PID 2680 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\R.exe
PID 2680 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2680 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2680 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2680 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2680 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2680 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2680 wrote to memory of 2268 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2268 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\N.exe C:\Windows\SysWOW64\cmd.exe
PID 2268 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\N.exe C:\Windows\SysWOW64\cmd.exe
PID 2268 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\N.exe C:\Windows\SysWOW64\cmd.exe
PID 2268 wrote to memory of 2068 N/A C:\Users\Admin\AppData\Local\Temp\N.exe C:\Windows\SysWOW64\cmd.exe
PID 2980 wrote to memory of 1916 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2980 wrote to memory of 1916 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2980 wrote to memory of 1916 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2980 wrote to memory of 1916 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2980 wrote to memory of 1916 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2980 wrote to memory of 1916 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2980 wrote to memory of 1916 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2680 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
PID 2680 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
PID 2680 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
PID 2680 wrote to memory of 2152 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
PID 2068 wrote to memory of 2716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2068 wrote to memory of 2716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2068 wrote to memory of 2716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2068 wrote to memory of 2716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2248 wrote to memory of 2660 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\Remote Data.exe
PID 2248 wrote to memory of 2660 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\Remote Data.exe
PID 2248 wrote to memory of 2660 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\Remote Data.exe
PID 2248 wrote to memory of 2660 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\Remote Data.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

"C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe"

C:\Users\Admin\AppData\Local\Temp\R.exe

C:\Users\Admin\AppData\Local\Temp\\R.exe

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k "Remote Data"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k "Remote Data"

C:\Users\Admin\AppData\Local\Temp\N.exe

C:\Users\Admin\AppData\Local\Temp\\N.exe

C:\Windows\SysWOW64\TXPlatfor.exe

C:\Windows\SysWOW64\TXPlatfor.exe -auto

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul

C:\Windows\SysWOW64\TXPlatfor.exe

C:\Windows\SysWOW64\TXPlatfor.exe -acsi

C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

C:\Windows\SysWOW64\PING.EXE

ping -n 2 127.0.0.1

C:\Windows\SysWOW64\Remote Data.exe

"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259425091.txt",MainThread

Network

Country Destination Domain Proto
US 8.8.8.8:53 hackerinvasion.f3322.net udp
N/A 127.0.0.1:9090 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp
US 8.8.8.8:53 hackerinvasion.f3322.net udp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:9090 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:9090 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp
US 8.8.8.8:53 hackerinvasion.f3322.net udp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:9090 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:9090 tcp
N/A 127.0.0.1:8089 tcp
N/A 127.0.0.1:8089 tcp

Files

\Users\Admin\AppData\Local\Temp\R.exe

MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

C:\Users\Admin\AppData\Local\Temp\R.exe

MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

\Windows\SysWOW64\259425091.txt

MD5 2864cf67856fa99e85da0940cdf40707
SHA1 32c0a0e91bd64a43ea1c54603ccbf0d0e4b312a7
SHA256 936fc2ee8473df29a9b7c06437d1287eca740415f4242c9e118200428447ce90
SHA512 13912362ce8026676053dad744acfed096686c897dd2bac3819c90dc0dac522587639511d96e71cb0efd978b4924dd60ba962050c589247ee4c3b92b325c2865

\Windows\SysWOW64\259425091.txt

MD5 2864cf67856fa99e85da0940cdf40707
SHA1 32c0a0e91bd64a43ea1c54603ccbf0d0e4b312a7
SHA256 936fc2ee8473df29a9b7c06437d1287eca740415f4242c9e118200428447ce90
SHA512 13912362ce8026676053dad744acfed096686c897dd2bac3819c90dc0dac522587639511d96e71cb0efd978b4924dd60ba962050c589247ee4c3b92b325c2865

\??\c:\windows\SysWOW64\259425091.txt

MD5 2864cf67856fa99e85da0940cdf40707
SHA1 32c0a0e91bd64a43ea1c54603ccbf0d0e4b312a7
SHA256 936fc2ee8473df29a9b7c06437d1287eca740415f4242c9e118200428447ce90
SHA512 13912362ce8026676053dad744acfed096686c897dd2bac3819c90dc0dac522587639511d96e71cb0efd978b4924dd60ba962050c589247ee4c3b92b325c2865

\Users\Admin\AppData\Local\Temp\N.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

C:\Users\Admin\AppData\Local\Temp\N.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

memory/2268-18-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2268-22-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2268-21-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2268-20-0x0000000010000000-0x00000000101B6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\N.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

C:\Windows\SysWOW64\TXPlatfor.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

C:\Windows\SysWOW64\TXPlatfor.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

memory/2980-30-0x0000000010000000-0x00000000101B6000-memory.dmp

C:\Windows\SysWOW64\TXPlatfor.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

\Windows\SysWOW64\TXPlatfor.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

memory/2268-32-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2980-42-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/1916-43-0x0000000010000000-0x00000000101B6000-memory.dmp

\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

MD5 cad88f71dfebefc36761fb1f37eed35d
SHA1 ca57659ea5449311ab42dc8e401a1d32b4c1800a
SHA256 c2a20ed5fd6352422ab7adc5b7a62d8d616ec1bb36999eb57b3465c7a2d59601
SHA512 174999bc0d1044b3260a169f83098eba66c62ba62e4307263594a480dd5d3d7fdb4e7f4756bd2c31700ea3048c41c316ae7aa17a01c6e07bcf1425c10786784b

memory/1916-49-0x0000000010000000-0x00000000101B6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

MD5 cad88f71dfebefc36761fb1f37eed35d
SHA1 ca57659ea5449311ab42dc8e401a1d32b4c1800a
SHA256 c2a20ed5fd6352422ab7adc5b7a62d8d616ec1bb36999eb57b3465c7a2d59601
SHA512 174999bc0d1044b3260a169f83098eba66c62ba62e4307263594a480dd5d3d7fdb4e7f4756bd2c31700ea3048c41c316ae7aa17a01c6e07bcf1425c10786784b

memory/1916-53-0x0000000010000000-0x00000000101B6000-memory.dmp

\Windows\SysWOW64\Remote Data.exe

MD5 51138beea3e2c21ec44d0932c71762a8
SHA1 8939cf35447b22dd2c6e6f443446acc1bf986d58
SHA256 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

C:\Windows\SysWOW64\Remote Data.exe

MD5 51138beea3e2c21ec44d0932c71762a8
SHA1 8939cf35447b22dd2c6e6f443446acc1bf986d58
SHA256 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

\Windows\SysWOW64\259425091.txt

MD5 2864cf67856fa99e85da0940cdf40707
SHA1 32c0a0e91bd64a43ea1c54603ccbf0d0e4b312a7
SHA256 936fc2ee8473df29a9b7c06437d1287eca740415f4242c9e118200428447ce90
SHA512 13912362ce8026676053dad744acfed096686c897dd2bac3819c90dc0dac522587639511d96e71cb0efd978b4924dd60ba962050c589247ee4c3b92b325c2865

C:\Windows\SysWOW64\Remote Data.exe

MD5 51138beea3e2c21ec44d0932c71762a8
SHA1 8939cf35447b22dd2c6e6f443446acc1bf986d58
SHA256 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

MD5 ebbd2e32344ea1777686b6a9bd5eeccc
SHA1 9fa09972e64ad18ecb7359969347819b6ae240dd
SHA256 5a10c905f59d20a4495c9658a8252348bd26eea5457d2d01187c88e1b4cda542
SHA512 26de2bcbc937cd7b62a181d7febadb6afcaf0c41975ae58cdf1da8130bd2eb494af1276766e58c30593cab71d5b7f44d792e108e96dd8082768eb7c98fa00346

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-28 09:10

Reported

2023-08-28 09:13

Platform

win10v2004-20230703-en

Max time kernel

150s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe"

Signatures

Detect PurpleFox Rootkit

rootkit
Description Indicator Process Target
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Gh0st RAT payload

Description Indicator Process Target
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Gh0strat

rat gh0strat

PurpleFox

rootkit trojan purplefox

Drops file in Drivers directory

Description Indicator Process Target
File created C:\Windows\system32\drivers\QAssist.sys C:\Windows\SysWOW64\TXPlatfor.exe N/A

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" C:\Windows\SysWOW64\TXPlatfor.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\R.exe N/A

UPX packed file

upx
Description Indicator Process Target
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Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe C:\Users\Admin\AppData\Local\Temp\N.exe N/A
File created C:\Windows\SysWOW64\240608703.txt C:\Users\Admin\AppData\Local\Temp\R.exe N/A
File created C:\Windows\SysWOW64\TXPlatfor.exe C:\Users\Admin\AppData\Local\Temp\N.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe N/A

Enumerates physical storage devices

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious behavior: LoadsDriver

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\N.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\TXPlatfor.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4644 wrote to memory of 5036 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\R.exe
PID 4644 wrote to memory of 5036 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\R.exe
PID 4644 wrote to memory of 5036 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\R.exe
PID 4644 wrote to memory of 3376 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 4644 wrote to memory of 3376 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 4644 wrote to memory of 3376 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\N.exe
PID 2624 wrote to memory of 2708 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2624 wrote to memory of 2708 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 2624 wrote to memory of 2708 N/A C:\Windows\SysWOW64\TXPlatfor.exe C:\Windows\SysWOW64\TXPlatfor.exe
PID 3376 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\N.exe C:\Windows\SysWOW64\cmd.exe
PID 3376 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\N.exe C:\Windows\SysWOW64\cmd.exe
PID 3376 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\N.exe C:\Windows\SysWOW64\cmd.exe
PID 4644 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
PID 4644 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
PID 4644 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
PID 4636 wrote to memory of 4180 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 4636 wrote to memory of 4180 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 4636 wrote to memory of 4180 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

"C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe"

C:\Users\Admin\AppData\Local\Temp\R.exe

C:\Users\Admin\AppData\Local\Temp\\R.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5036 -ip 5036

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 452

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 5036 -ip 5036

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 396

C:\Users\Admin\AppData\Local\Temp\N.exe

C:\Users\Admin\AppData\Local\Temp\\N.exe

C:\Windows\SysWOW64\TXPlatfor.exe

C:\Windows\SysWOW64\TXPlatfor.exe -auto

C:\Windows\SysWOW64\TXPlatfor.exe

C:\Windows\SysWOW64\TXPlatfor.exe -acsi

C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul

C:\Windows\SysWOW64\PING.EXE

ping -n 2 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 hackerinvasion.f3322.net udp
N/A 127.0.0.1:9090 tcp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
N/A 127.0.0.1:9090 tcp
US 8.8.8.8:53 hackerinvasion.f3322.net udp
N/A 127.0.0.1:9090 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
N/A 127.0.0.1:9090 tcp
US 8.8.8.8:53 hackerinvasion.f3322.net udp
N/A 127.0.0.1:9090 tcp
US 8.8.8.8:53 9.179.89.13.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\R.exe

MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

C:\Users\Admin\AppData\Local\Temp\R.exe

MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

C:\Windows\SysWOW64\240608703.txt

MD5 2864cf67856fa99e85da0940cdf40707
SHA1 32c0a0e91bd64a43ea1c54603ccbf0d0e4b312a7
SHA256 936fc2ee8473df29a9b7c06437d1287eca740415f4242c9e118200428447ce90
SHA512 13912362ce8026676053dad744acfed096686c897dd2bac3819c90dc0dac522587639511d96e71cb0efd978b4924dd60ba962050c589247ee4c3b92b325c2865

C:\Users\Admin\AppData\Local\Temp\N.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

C:\Users\Admin\AppData\Local\Temp\N.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

memory/3376-12-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/3376-15-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/3376-16-0x0000000010000000-0x00000000101B6000-memory.dmp

C:\Windows\SysWOW64\TXPlatfor.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

C:\Windows\SysWOW64\TXPlatfor.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

memory/2624-21-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2624-24-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2624-25-0x0000000010000000-0x00000000101B6000-memory.dmp

C:\Windows\SysWOW64\TXPlatfor.exe

MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

memory/2624-29-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/3376-32-0x0000000010000000-0x00000000101B6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

MD5 cad88f71dfebefc36761fb1f37eed35d
SHA1 ca57659ea5449311ab42dc8e401a1d32b4c1800a
SHA256 c2a20ed5fd6352422ab7adc5b7a62d8d616ec1bb36999eb57b3465c7a2d59601
SHA512 174999bc0d1044b3260a169f83098eba66c62ba62e4307263594a480dd5d3d7fdb4e7f4756bd2c31700ea3048c41c316ae7aa17a01c6e07bcf1425c10786784b

C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

MD5 cad88f71dfebefc36761fb1f37eed35d
SHA1 ca57659ea5449311ab42dc8e401a1d32b4c1800a
SHA256 c2a20ed5fd6352422ab7adc5b7a62d8d616ec1bb36999eb57b3465c7a2d59601
SHA512 174999bc0d1044b3260a169f83098eba66c62ba62e4307263594a480dd5d3d7fdb4e7f4756bd2c31700ea3048c41c316ae7aa17a01c6e07bcf1425c10786784b

memory/2708-38-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2708-41-0x0000000010000000-0x00000000101B6000-memory.dmp

memory/2708-44-0x0000000010000000-0x00000000101B6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

MD5 ebbd2e32344ea1777686b6a9bd5eeccc
SHA1 9fa09972e64ad18ecb7359969347819b6ae240dd
SHA256 5a10c905f59d20a4495c9658a8252348bd26eea5457d2d01187c88e1b4cda542
SHA512 26de2bcbc937cd7b62a181d7febadb6afcaf0c41975ae58cdf1da8130bd2eb494af1276766e58c30593cab71d5b7f44d792e108e96dd8082768eb7c98fa00346