Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
01-07-2024 04:22
Static task
static1
Behavioral task
behavioral1
Sample
8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe
Resource
win7-20240508-en
General
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Target
8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe
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Size
2.7MB
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MD5
0ccb4aedd9d20f805fbfde39a84273aa
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SHA1
c6feafae69ba221e2c0353393ee2887d9c009735
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SHA256
8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2
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SHA512
ee6de2083704c0fe9e66e0d8c020f6243e1d6093ce8157fe1f0ce6895336425b53ab5328469241e57ec4dd19275a7fd800c8dac337a65e6cba06d1e0b8d328d7
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SSDEEP
24576:9CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:9CwsbCANnKXferL7Vwe/Gg0P+WhUSG09
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/824-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/824-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/824-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1368-50-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1368-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1368-45-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2132-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2132-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
Processes:
resource yara_rule C:\Windows\SysWOW64\240603078.txt family_gh0strat behavioral2/memory/824-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/824-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/824-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1368-50-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1368-52-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1368-45-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2132-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2132-28-0x0000000010000000-0x00000000101B6000-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\\240603078.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 5 IoCs
Processes:
R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exepid process 2544 R.exe 824 N.exe 2132 TXPlatfor.exe 1368 TXPlatfor.exe 412 Remote Data.exe -
Loads dropped DLL 3 IoCs
Processes:
R.exesvchost.exeRemote Data.exepid process 2544 R.exe 4732 svchost.exe 412 Remote Data.exe -
Processes:
resource yara_rule behavioral2/memory/824-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/824-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/824-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/824-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1368-50-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1368-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1368-45-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2132-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2132-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2132-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
R.exesvchost.exeN.exedescription ioc process 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 File created C:\Windows\SysWOW64\240603078.txt R.exe -
Drops file in Program Files directory 1 IoCs
Processes:
8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.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: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 1368 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 824 N.exe Token: SeLoadDriverPrivilege 1368 TXPlatfor.exe Token: 33 1368 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 1368 TXPlatfor.exe Token: 33 1368 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 1368 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exepid process 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 812 wrote to memory of 2544 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe R.exe PID 812 wrote to memory of 2544 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe R.exe PID 812 wrote to memory of 2544 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe R.exe PID 812 wrote to memory of 824 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe N.exe PID 812 wrote to memory of 824 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe N.exe PID 812 wrote to memory of 824 812 8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe N.exe PID 824 wrote to memory of 2984 824 N.exe cmd.exe PID 824 wrote to memory of 2984 824 N.exe cmd.exe PID 824 wrote to memory of 2984 824 N.exe cmd.exe PID 2132 wrote to memory of 1368 2132 TXPlatfor.exe TXPlatfor.exe PID 2132 wrote to memory of 1368 2132 TXPlatfor.exe TXPlatfor.exe PID 2132 wrote to memory of 1368 2132 TXPlatfor.exe TXPlatfor.exe PID 2984 wrote to memory of 4024 2984 cmd.exe PING.EXE PID 2984 wrote to memory of 4024 2984 cmd.exe PING.EXE PID 2984 wrote to memory of 4024 2984 cmd.exe PING.EXE PID 4732 wrote to memory of 412 4732 svchost.exe Remote Data.exe PID 4732 wrote to memory of 412 4732 svchost.exe Remote Data.exe PID 4732 wrote to memory of 412 4732 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe"C:\Users\Admin\AppData\Local\Temp\8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2.exe"1⤵
- Drops file in Program Files directory
- 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:\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\240603078.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_X.datFilesize
2.7MB
MD50ccb4aedd9d20f805fbfde39a84273aa
SHA1c6feafae69ba221e2c0353393ee2887d9c009735
SHA2568f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2
SHA512ee6de2083704c0fe9e66e0d8c020f6243e1d6093ce8157fe1f0ce6895336425b53ab5328469241e57ec4dd19275a7fd800c8dac337a65e6cba06d1e0b8d328d7
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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\240603078.txtFilesize
899KB
MD59fb29171ac9cf3377978703d5c358b43
SHA18f6d5b33539e6326561d5e51710ed9ef82accdd1
SHA25663c905d8a18ccd0088d941efdb2e649f09f7133a4bafabbb6d32c3c8b3fed54a
SHA512c986403fc080783eed79bfb7b1300f17238d007e5216716a16f464c6e413ba199fda526068fb09fb331ce668c8d85093bb003d9c7bc6dc50d3495ff11b8f82bc
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C:\Windows\SysWOW64\Remote Data.exeFilesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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memory/824-17-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/824-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/824-19-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/824-23-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1368-50-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1368-52-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1368-45-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2132-29-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2132-28-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2132-26-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB