Analysis Overview
SHA256
864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c
Threat Level: Known bad
The file 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c was found to be: Known bad.
Malicious Activity Summary
Detect PurpleFox Rootkit
PurpleFox
Gh0st RAT payload
Gh0strat
Drops file in Drivers directory
Sets service image path in registry
Executes dropped EXE
Loads dropped DLL
UPX packed file
Drops file in System32 directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Runs ping.exe
Suspicious behavior: LoadsDriver
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-25 16:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-25 16:33
Reported
2024-05-25 16:36
Platform
win7-20240508-en
Max time kernel
150s
Max time network
119s
Command Line
Signatures
Detect PurpleFox Rootkit
| Description | Indicator | Process | Target |
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Gh0st RAT payload
| Description | Indicator | Process | Target |
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Gh0strat
PurpleFox
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\TXPlatforn.exe | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\TXPlatforn.exe | C:\Users\Admin\AppData\Local\Temp\RVN.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\TXPlatforn.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
"C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe"
C:\Users\Admin\AppData\Local\Temp\RVN.exe
C:\Users\Admin\AppData\Local\Temp\\RVN.exe
C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.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\RVN.exe > nul
C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -acsi
C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
Files
\Users\Admin\AppData\Local\Temp\RVN.exe
| MD5 | 80ade1893dec9cab7f2e63538a464fcc |
| SHA1 | c06614da33a65eddb506db00a124a3fc3f5be02e |
| SHA256 | 57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd |
| SHA512 | fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4 |
memory/1792-6-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1792-9-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1792-10-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1792-8-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2596-19-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2600-27-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2596-28-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2600-29-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2600-33-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2600-34-0x0000000010000000-0x00000000101B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
| MD5 | 98f4ce46f6c74b8d9d402279880d1b8a |
| SHA1 | 8f5a2bc7893e912d5fff74b55ea9bf5eaf06fafc |
| SHA256 | 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c |
| SHA512 | 6d147ebc0ca141e25d4153f85f546f30e9e8c45d1659db9e37f88c31dde41661984d509ad44af0b41c5ecd359b829bb53534b7fbb2a3b3056422725dee960314 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-25 16:33
Reported
2024-05-25 16:36
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Detect PurpleFox Rootkit
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Gh0st RAT payload
| Description | Indicator | Process | Target |
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Gh0strat
PurpleFox
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\TXPlatforn.exe | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\TXPlatforn.exe | C:\Users\Admin\AppData\Local\Temp\RVN.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\TXPlatforn.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
"C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe"
C:\Users\Admin\AppData\Local\Temp\RVN.exe
C:\Users\Admin\AppData\Local\Temp\\RVN.exe
C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.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\RVN.exe > nul
C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -acsi
C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | 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 |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | 213.80.50.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\RVN.exe
| MD5 | 80ade1893dec9cab7f2e63538a464fcc |
| SHA1 | c06614da33a65eddb506db00a124a3fc3f5be02e |
| SHA256 | 57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd |
| SHA512 | fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4 |
memory/4904-7-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4904-11-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4904-6-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4904-8-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4008-16-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4008-17-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4008-18-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4008-23-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1900-22-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4008-14-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1900-26-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1900-30-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1900-31-0x0000000010000000-0x00000000101B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
| MD5 | 98f4ce46f6c74b8d9d402279880d1b8a |
| SHA1 | 8f5a2bc7893e912d5fff74b55ea9bf5eaf06fafc |
| SHA256 | 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c |
| SHA512 | 6d147ebc0ca141e25d4153f85f546f30e9e8c45d1659db9e37f88c31dde41661984d509ad44af0b41c5ecd359b829bb53534b7fbb2a3b3056422725dee960314 |