Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
01-07-2024 04:32
Static task
static1
Behavioral task
behavioral1
Sample
8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe
Resource
win7-20240611-en
General
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Target
8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe
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Size
3.0MB
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MD5
b0d9ab743a8a4a6abf4ba99cb8926264
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SHA1
3f8d401eed6cebf7b7a7529d1abe72e49e50613e
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SHA256
8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54
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SHA512
d4a114637c78005ee5e3d767ebfd15ce191af886cc320a472122bf16776ecc7a7fbed2a250bee05a9e67211d8208c928a3ea974ddb0c7246b308124ceea10ddb
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SSDEEP
49152:zCwsbCANnKXferL7Vwe/Gg0P+Wh3NThXJb:mws2ANnKXOaeOgmhbXB
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/608-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/608-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/608-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/208-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/208-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2776-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2776-46-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
Processes:
resource yara_rule C:\Windows\SysWOW64\240596968.txt family_gh0strat behavioral2/memory/608-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/608-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/608-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/208-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/208-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2776-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2776-46-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatfor.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
Processes:
R.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240596968.txt" R.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatfor.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatfor.exe -
Executes dropped EXE 6 IoCs
Processes:
R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exeRemote Data.exepid process 4384 R.exe 608 N.exe 208 TXPlatfor.exe 2776 TXPlatfor.exe 4060 HD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe 5044 Remote Data.exe -
Loads dropped DLL 3 IoCs
Processes:
R.exesvchost.exeRemote Data.exepid process 4384 R.exe 1672 svchost.exe 5044 Remote Data.exe -
Processes:
resource yara_rule behavioral2/memory/608-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/608-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/608-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/608-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/208-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/208-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/208-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2776-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2776-46-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
R.exesvchost.exeN.exedescription ioc process File created C:\Windows\SysWOW64\240596968.txt R.exe File opened for modification C:\Windows\SysWOW64\ini.ini R.exe File created C:\Windows\SysWOW64\Remote Data.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Remote Data.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe -
Drops file in Program Files directory 1 IoCs
Processes:
8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exepid process 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 2776 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 608 N.exe Token: SeLoadDriverPrivilege 2776 TXPlatfor.exe Token: 33 2776 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2776 TXPlatfor.exe Token: 33 2776 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2776 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exepid process 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 1888 wrote to memory of 4384 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe R.exe PID 1888 wrote to memory of 4384 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe R.exe PID 1888 wrote to memory of 4384 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe R.exe PID 1888 wrote to memory of 608 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe N.exe PID 1888 wrote to memory of 608 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe N.exe PID 1888 wrote to memory of 608 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe N.exe PID 608 wrote to memory of 700 608 N.exe cmd.exe PID 608 wrote to memory of 700 608 N.exe cmd.exe PID 608 wrote to memory of 700 608 N.exe cmd.exe PID 208 wrote to memory of 2776 208 TXPlatfor.exe TXPlatfor.exe PID 208 wrote to memory of 2776 208 TXPlatfor.exe TXPlatfor.exe PID 208 wrote to memory of 2776 208 TXPlatfor.exe TXPlatfor.exe PID 1888 wrote to memory of 4060 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe HD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe PID 1888 wrote to memory of 4060 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe HD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe PID 1888 wrote to memory of 4060 1888 8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe HD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe PID 700 wrote to memory of 1740 700 cmd.exe PING.EXE PID 700 wrote to memory of 1740 700 cmd.exe PING.EXE PID 700 wrote to memory of 1740 700 cmd.exe PING.EXE PID 1672 wrote to memory of 5044 1672 svchost.exe Remote Data.exe PID 1672 wrote to memory of 5044 1672 svchost.exe Remote Data.exe PID 1672 wrote to memory of 5044 1672 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe"C:\Users\Admin\AppData\Local\Temp\8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
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C:\Users\Admin\AppData\Local\Temp\HD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exeC:\Users\Admin\AppData\Local\Temp\HD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exe2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240596968.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_8d1021926ed76900ceeb05fe212e9fd93c82df36953b7da6891f80442cf5fa54.exeFilesize
22KB
MD5e4eb6cfb82665a48c70e516d1c2e01b9
SHA1ca2d08fa78de3bef3fdb2cda98d290ef75c44250
SHA256d74c59e907e1f1b18621ea23f6cbf3fc5edb7edda564a81c51199fbc3483f50d
SHA512806f0b7675e65bfa19789705befb4dbc28f52b6b7cc97f6f8bf9a0dcc7d9fcec38e5dc40b23e63b4e0dcba0a7b59344274875453ba73c222d45993efafbe59e0
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
3.0MB
MD57d43755a5f452af7b42f077b7d2f6722
SHA1f7e0703e9f95b471ee4774ae8aa97e96968e655d
SHA256cf88af025bce33696b852b4355d28bce4f62d908abc4697f7ad982a1003de8e8
SHA512bac807d7442f0c4ea8101fa21acf1ed101d3a1daa6b2ac29bb690a4ee82d975afb7a610eff8f5f3b89781df526efdf670fccc5b38f763b0268fa18653ce2ca90
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C:\Users\Admin\AppData\Local\Temp\N.exeFilesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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C:\Users\Admin\AppData\Local\Temp\R.exeFilesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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C:\Windows\SysWOW64\240596968.txtFilesize
899KB
MD53b93cd8f5f45ee7f7443922616b6e94d
SHA134696a8be3f24318da5a2dc54199853cf3605a6c
SHA25662672a3e9f84a5eb3b7c924ab8398ddeb3df7e11781058b2bdd62073470d52b2
SHA512c30b107b73f0ec1086763d7038972877321746b105e20ad1edde66d8b3befc47d8b549c27c913feb8d85e8f756d8d7544e654b6a7039569847e58abd0189d0af
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C:\Windows\SysWOW64\Remote Data.exeFilesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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memory/208-28-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/208-26-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/208-29-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/608-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/608-23-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/608-19-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/608-17-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2776-40-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2776-46-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB