Analysis Overview
SHA256
67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708
Threat Level: Known bad
The file 67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708 was found to be: Known bad.
Malicious Activity Summary
Detect PurpleFox Rootkit
Gh0strat
Gh0st RAT payload
PurpleFox
Sets service image path in registry
Drops file in Drivers directory
UPX packed file
Loads dropped DLL
Executes dropped EXE
Drops file in System32 directory
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: LoadsDriver
Suspicious use of SetWindowsHookEx
Runs ping.exe
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-03 02:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 02:30
Reported
2024-06-03 02:32
Platform
win7-20240419-en
Max time kernel
150s
Max time network
120s
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
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\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.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 |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Google\Chrome\Application\chrome.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\vlc.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\firefox.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.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\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\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe
"C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.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/2496-7-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2496-5-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2496-9-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2148-18-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2496-20-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2824-65-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2824-61-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2148-58-0x0000000010000000-0x00000000101B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
| MD5 | 273d6ab19630c6bd78ccb12e04e7421f |
| SHA1 | eda997fd126d770d77b6412b1efae67cc014da1f |
| SHA256 | 67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708 |
| SHA512 | 5e8a5bf69106cf1cf26a1cf32a13ca54889503bbc0acaf3e44f1d1ba754d7f1b41692a4c2196155fa634ff646851ff6e3bfe5d73c1e97342a6de4f0a9d493807 |
C:\Users\Admin\AppData\Local\Temp\X.ico
| MD5 | fb44f7af2882d222b600539171f54c1d |
| SHA1 | 0c5a1a0b1620a55a0f194464227be25a2f0347e1 |
| SHA256 | f2a78e76259bc8fd4ab6af7b4e16dfb49a10643308aca3d14c09e61ac0ebd487 |
| SHA512 | 21e906473f64303c4c8d55213ccb84f4a803c11fb5eef34ce3194adfb391ccbcc91e7c399556c7a4e4f3d33b9b19524d4499ec771ee8e1a10df26ea7cc2dcb67 |
memory/2824-66-0x0000000010000000-0x00000000101B6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 02:30
Reported
2024-06-03 02:32
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
129s
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
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 |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| File opened for modification | C:\Program Files\Mozilla Firefox\firefox.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| File created | C:\Program Files (x86)\Google\Chrome\Application\chrome.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\vlc.exe | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.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\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\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.exe
"C:\Users\Admin\AppData\Local\Temp\67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708.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
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 --field-trial-handle=1300,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.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 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | hackerinvasion.f3322.net | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | 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 |
memory/4448-6-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4448-10-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4448-4-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4448-7-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/5052-13-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/5052-15-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/5052-16-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3664-27-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/5052-24-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/5052-17-0x0000000010000000-0x00000000101B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
| MD5 | 273d6ab19630c6bd78ccb12e04e7421f |
| SHA1 | eda997fd126d770d77b6412b1efae67cc014da1f |
| SHA256 | 67db391ac3744372b3016b151166d4182131a35ace8f6bcaa51f799906755708 |
| SHA512 | 5e8a5bf69106cf1cf26a1cf32a13ca54889503bbc0acaf3e44f1d1ba754d7f1b41692a4c2196155fa634ff646851ff6e3bfe5d73c1e97342a6de4f0a9d493807 |
memory/3664-47-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3664-43-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/3664-59-0x0000000010000000-0x00000000101B6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RCX81A4.tmp
| MD5 | 3507bb58dfb275563e56bea134692543 |
| SHA1 | 08a36a259a8aec83dfb225e3f5d7de6f1bb28eb9 |
| SHA256 | 6890bb5612e689fff80b58320267c1441816de058f5c0bd8e2eec43697c053c0 |
| SHA512 | 5ebbf85dc94bbda8ed8756d76fc91323bf4be0e641d8ee6f09bff2f93989f42f47e631dd98b2936f6cc3dfe79929c428a53eccdf42acb6d4fed7b32c114f1cf1 |
C:\Users\Admin\AppData\Local\Temp\X.ico
| MD5 | e33fb6d686b1a8b171349572c5a33f67 |
| SHA1 | 29f24fe536adf799b69b63c83efadc1bce457a54 |
| SHA256 | 020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450 |
| SHA512 | cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55 |