Analysis Overview
SHA256
add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802
Threat Level: Known bad
The file add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802 was found to be: Known bad.
Malicious Activity Summary
PurpleFox
Detect PurpleFox Rootkit
Gh0st RAT payload
Gh0strat
Drops file in Drivers directory
Sets service image path in registry
Executes dropped EXE
Loads dropped DLL
Deletes itself
Drops file in System32 directory
Unsigned PE
Suspicious behavior: LoadsDriver
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-16 10:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-16 10:18
Reported
2024-06-16 10:20
Platform
win7-20240221-en
Max time kernel
145s
Max time network
150s
Command Line
Signatures
Detect PurpleFox Rootkit
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0st RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0strat
PurpleFox
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\Jbcdt.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\Jbcdt.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Jbcdt.exe | C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Jbcdt.exe | C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.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\Jbcdt.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe
"C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe"
C:\Windows\SysWOW64\Jbcdt.exe
C:\Windows\SysWOW64\Jbcdt.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\ADD2FD~1.EXE > nul
C:\Windows\SysWOW64\Jbcdt.exe
C:\Windows\SysWOW64\Jbcdt.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 | qwe6368.e1.luyouxia.net | udp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
Files
memory/1848-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Jbcdt.exe
| MD5 | e0ef0e74cf4f59510ad21be62cf24c1a |
| SHA1 | f7eb3f23d8b3345f496a9a159feabab7e1413672 |
| SHA256 | add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802 |
| SHA512 | b19717ff1ef3094d2402da6f8457a7c823929cc30fcdbb43ed9c73d1ec321e55df7dc16b52c4ec953ffe6b777a1dfba4e5cbee72a11db08f5055f0a3403dafc1 |
memory/2612-19-0x0000000010000000-0x000000001019F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-16 10:18
Reported
2024-06-16 10:20
Platform
win10v2004-20240226-en
Max time kernel
141s
Max time network
152s
Command Line
Signatures
Detect PurpleFox Rootkit
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0st RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0strat
PurpleFox
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\Jbcdt.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\Jbcdt.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Jbcdt.exe | C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Jbcdt.exe | C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.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\Jbcdt.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Jbcdt.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe
"C:\Users\Admin\AppData\Local\Temp\add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802.exe"
C:\Windows\SysWOW64\Jbcdt.exe
C:\Windows\SysWOW64\Jbcdt.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\ADD2FD~1.EXE > nul
C:\Windows\SysWOW64\Jbcdt.exe
C:\Windows\SysWOW64\Jbcdt.exe -acsi
C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3608 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| GB | 96.16.110.114:80 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | qwe6368.e1.luyouxia.net | udp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 164.189.21.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 32.251.17.2.in-addr.arpa | udp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 172.217.169.42:443 | chromewebstore.googleapis.com | tcp |
| CN | 123.99.198.201:2319 | qwe6368.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
Files
memory/1972-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Jbcdt.exe
| MD5 | e0ef0e74cf4f59510ad21be62cf24c1a |
| SHA1 | f7eb3f23d8b3345f496a9a159feabab7e1413672 |
| SHA256 | add2fdc5d0f012da59521fcc62e4137f74d7e9a5d041adee423b638c36ff2802 |
| SHA512 | b19717ff1ef3094d2402da6f8457a7c823929cc30fcdbb43ed9c73d1ec321e55df7dc16b52c4ec953ffe6b777a1dfba4e5cbee72a11db08f5055f0a3403dafc1 |
memory/1080-11-0x0000000010000000-0x000000001019F000-memory.dmp