Analysis Overview
SHA256
87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216
Threat Level: Known bad
The file 87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216 was found to be: Known bad.
Malicious Activity Summary
PurpleFox
Purplefox family
Detect PurpleFox Rootkit
Gh0strat family
Gh0strat
Gh0st RAT payload
Drops file in Drivers directory
Sets service image path in registry
Executes dropped EXE
Loads dropped DLL
Drops file in System32 directory
UPX packed file
Unsigned PE
System Network Configuration Discovery: Internet Connection Discovery
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Runs ping.exe
Suspicious behavior: LoadsDriver
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-09 20:19
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 20:19
Reported
2024-11-09 20:21
Platform
win7-20240903-en
Max time kernel
150s
Max time network
122s
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 |
| N/A | N/A | N/A | N/A |
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Gh0strat
Gh0strat family
PurpleFox
Purplefox family
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:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.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\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
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 |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.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\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe
"C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe"
C:\Users\Admin\AppData\Local\Temp\RVN.exe
C:\Users\Admin\AppData\Local\Temp\\RVN.exe
C:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe
C:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.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 |
\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe
| MD5 | 64027e07412e14648105ed28ae3a2788 |
| SHA1 | 14068fb99b8aa38e6624ceb19bb53cf395634dd4 |
| SHA256 | c02cad9e7ddefdddae984943e7ca40bba4dc0274d73ca2447efcf94ac70dddc3 |
| SHA512 | bda1b0d01377d0bca7e8f2a0c1c19eefa0de0eec98542684069c3629548adab201647c69b20ba209f6e96a521f72559870d13f41b86a0cd17591133618a719ae |
memory/1392-15-0x0000000002450000-0x0000000002530000-memory.dmp
memory/1928-19-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1928-18-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1928-16-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2244-23-0x0000000000400000-0x00000000004E0000-memory.dmp
memory/1392-25-0x0000000002450000-0x0000000002530000-memory.dmp
memory/1928-24-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2676-32-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2676-40-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2688-41-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2688-45-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2688-46-0x0000000010000000-0x00000000101B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
| MD5 | d06e4c2592470f44d01a41231ac7d5a9 |
| SHA1 | f1071194f4a2e316848fa9c93f06fff01112b878 |
| SHA256 | c33eb8bc7943ce2b0a394dbadd198c681056765f4fec9389f88481c94d75c128 |
| SHA512 | b91db4277477f0eafccc0daf2f09225a938dd88508119edf46c81c40eacd1799969927fa73d0f409c2cc7d7212a7b0256d3fda052119a3b4eb07dc80ac1ef392 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 20:19
Reported
2024-11-09 20:21
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
138s
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 |
| N/A | N/A | N/A | N/A |
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Gh0strat
Gh0strat family
PurpleFox
Purplefox family
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:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.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 |
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 |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RVN.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\TXPlatforn.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.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\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe
"C:\Users\Admin\AppData\Local\Temp\87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe"
C:\Users\Admin\AppData\Local\Temp\RVN.exe
C:\Users\Admin\AppData\Local\Temp\\RVN.exe
C:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe
C:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.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 |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
Files
C:\Users\Admin\AppData\Local\Temp\RVN.exe
| MD5 | 80ade1893dec9cab7f2e63538a464fcc |
| SHA1 | c06614da33a65eddb506db00a124a3fc3f5be02e |
| SHA256 | 57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd |
| SHA512 | fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4 |
C:\Users\Admin\AppData\Local\Temp\HD_87f41350869adc7bf5692a3fa6b489963c02e5eb8145e70a8078abf132abf216.exe
| MD5 | 64027e07412e14648105ed28ae3a2788 |
| SHA1 | 14068fb99b8aa38e6624ceb19bb53cf395634dd4 |
| SHA256 | c02cad9e7ddefdddae984943e7ca40bba4dc0274d73ca2447efcf94ac70dddc3 |
| SHA512 | bda1b0d01377d0bca7e8f2a0c1c19eefa0de0eec98542684069c3629548adab201647c69b20ba209f6e96a521f72559870d13f41b86a0cd17591133618a719ae |
memory/4628-9-0x0000000000400000-0x00000000004E0000-memory.dmp
memory/692-10-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/692-13-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/692-16-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/692-12-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1020-23-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1020-20-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1020-24-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1020-22-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1020-26-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4604-31-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4604-32-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4604-35-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4604-37-0x0000000010000000-0x00000000101B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
| MD5 | d06e4c2592470f44d01a41231ac7d5a9 |
| SHA1 | f1071194f4a2e316848fa9c93f06fff01112b878 |
| SHA256 | c33eb8bc7943ce2b0a394dbadd198c681056765f4fec9389f88481c94d75c128 |
| SHA512 | b91db4277477f0eafccc0daf2f09225a938dd88508119edf46c81c40eacd1799969927fa73d0f409c2cc7d7212a7b0256d3fda052119a3b4eb07dc80ac1ef392 |