Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 08:14
Static task
static1
Behavioral task
behavioral1
Sample
3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe
Resource
win7-20240508-en
General
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Target
3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe
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Size
2.3MB
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MD5
a6b78ec5db4768df31451196ba6d8fc8
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SHA1
613d3e1ac815aa9e209cd32e36842e3f5db8c744
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SHA256
3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce
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SHA512
97c345153d32dbe307633e706d2773df149a5aa1c322d91e05023948a0618e4833450a9297491cdbdaac90f4c6b0c3882700fed22bb627a3e614e7b56a179538
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SSDEEP
24576:4CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHx:4CwsbCANnKXferL7Vwe/Gg0P+WhCwE
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3000-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3000-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3000-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4872-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4872-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3168-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3168-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3168-46-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3168-51-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3168-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
Processes:
resource yara_rule C:\Windows\SysWOW64\240599343.txt family_gh0strat behavioral2/memory/3000-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3000-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3000-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4872-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4872-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3168-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3168-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3168-46-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3168-51-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3168-52-0x0000000010000000-0x00000000101B6000-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 -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
Processes:
R.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240599343.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 2996 R.exe 3000 N.exe 4872 TXPlatfor.exe 3168 TXPlatfor.exe 1732 Remote Data.exe -
Loads dropped DLL 3 IoCs
Processes:
R.exesvchost.exeRemote Data.exepid process 2996 R.exe 1868 svchost.exe 1732 Remote Data.exe -
Processes:
resource yara_rule behavioral2/memory/3000-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3000-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3000-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3000-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4872-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4872-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4872-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3168-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3168-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3168-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3168-46-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3168-51-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3168-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
Processes:
N.exeR.exesvchost.exedescription ioc process 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\240599343.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 -
Drops file in Program Files directory 1 IoCs
Processes:
3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.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 3168 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 3000 N.exe Token: SeLoadDriverPrivilege 3168 TXPlatfor.exe Token: 33 3168 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3168 TXPlatfor.exe Token: 33 3168 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3168 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exepid process 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 3148 wrote to memory of 2996 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe R.exe PID 3148 wrote to memory of 2996 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe R.exe PID 3148 wrote to memory of 2996 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe R.exe PID 3148 wrote to memory of 3000 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe N.exe PID 3148 wrote to memory of 3000 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe N.exe PID 3148 wrote to memory of 3000 3148 3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe N.exe PID 3000 wrote to memory of 1828 3000 N.exe cmd.exe PID 3000 wrote to memory of 1828 3000 N.exe cmd.exe PID 3000 wrote to memory of 1828 3000 N.exe cmd.exe PID 4872 wrote to memory of 3168 4872 TXPlatfor.exe TXPlatfor.exe PID 4872 wrote to memory of 3168 4872 TXPlatfor.exe TXPlatfor.exe PID 4872 wrote to memory of 3168 4872 TXPlatfor.exe TXPlatfor.exe PID 1828 wrote to memory of 4960 1828 cmd.exe PING.EXE PID 1828 wrote to memory of 4960 1828 cmd.exe PING.EXE PID 1828 wrote to memory of 4960 1828 cmd.exe PING.EXE PID 1868 wrote to memory of 1732 1868 svchost.exe Remote Data.exe PID 1868 wrote to memory of 1732 1868 svchost.exe Remote Data.exe PID 1868 wrote to memory of 1732 1868 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe"C:\Users\Admin\AppData\Local\Temp\3fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3148 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2996 -
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
PID:3000 -
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
PID:1828 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:4960
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:3328
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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
PID:1868 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240599343.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1732
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4872 -
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
PID:3168
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
2.3MB
MD5a6b78ec5db4768df31451196ba6d8fc8
SHA1613d3e1ac815aa9e209cd32e36842e3f5db8c744
SHA2563fa1b87f9f46a979f4724f9bc1fc0aa96496771d24a750a3fcb5f219e44095ce
SHA51297c345153d32dbe307633e706d2773df149a5aa1c322d91e05023948a0618e4833450a9297491cdbdaac90f4c6b0c3882700fed22bb627a3e614e7b56a179538
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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\240599343.txtFilesize
899KB
MD5e2eab79c9929cc2d922894fc178e00e5
SHA19938a32dc4e937eb5f8e1e0d265812a582e75e46
SHA256d85b9de1ca7ae0fe8f93b6f23ae48b24e5f537670c591a38c1d5c26e22afcc1d
SHA51268d714b3636a72eecd2f7a0c0034bbd207d4238c6985e5ee0caf865b791db1e08b4e07b108149bf9b971e1c8a82402f66cab9fe69f5cb29d41a8591df1707793
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C:\Windows\SysWOW64\Remote Data.exeFilesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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memory/3000-19-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3000-17-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3000-23-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3000-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3168-34-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3168-35-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3168-33-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3168-46-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3168-51-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/3168-52-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4872-29-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4872-28-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/4872-27-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB