Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-05-2024 21:08
Static task
static1
Behavioral task
behavioral1
Sample
f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe
Resource
win7-20240221-en
General
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Target
f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe
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Size
2.5MB
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MD5
704bef68fbb8832a7200d360d74ba34c
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SHA1
dde49321af2cbbfa458e54ae52257e05751b163e
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SHA256
f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38
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SHA512
0827efbabaf908d4fad6ce4e2341982e29063eb73be9ef564ccf250fdf3eb4eb70165bf4222d22c4c53037ff0c7d1524d5438113c7b80ab3aa39400799e8809f
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SSDEEP
24576:LCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:LCwsbCANnKXferL7Vwe/Gg0P+Wh7T+sn
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/2840-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2840-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2592-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259399242.txt family_gh0strat behavioral1/memory/2840-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2840-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2592-43-0x0000000010000000-0x00000000101B6000-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\\259399242.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 2012 R.exe 2840 N.exe 2584 TXPlatfor.exe 2592 TXPlatfor.exe 2556 Remote Data.exe -
Loads dropped DLL 7 IoCs
Processes:
f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exepid process 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe 2012 R.exe 2136 svchost.exe 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe 2584 TXPlatfor.exe 2136 svchost.exe 2556 Remote Data.exe -
Processes:
resource yara_rule behavioral1/memory/2840-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2840-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2840-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2592-43-0x0000000010000000-0x00000000101B6000-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\259399242.txt R.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatfor.exepid process 2592 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
N.exeTXPlatfor.exedescription pid process Token: SeIncBasePriorityPrivilege 2840 N.exe Token: SeLoadDriverPrivilege 2592 TXPlatfor.exe Token: 33 2592 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2592 TXPlatfor.exe Token: 33 2592 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2592 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exepid process 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe -
Suspicious use of WriteProcessMemory 30 IoCs
Processes:
f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exeN.exeTXPlatfor.execmd.exesvchost.exedescription pid process target process PID 2972 wrote to memory of 2012 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe R.exe PID 2972 wrote to memory of 2012 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe R.exe PID 2972 wrote to memory of 2012 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe R.exe PID 2972 wrote to memory of 2012 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe R.exe PID 2972 wrote to memory of 2840 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe N.exe PID 2972 wrote to memory of 2840 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe N.exe PID 2972 wrote to memory of 2840 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe N.exe PID 2972 wrote to memory of 2840 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe N.exe PID 2972 wrote to memory of 2840 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe N.exe PID 2972 wrote to memory of 2840 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe N.exe PID 2972 wrote to memory of 2840 2972 f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe N.exe PID 2840 wrote to memory of 2628 2840 N.exe cmd.exe PID 2840 wrote to memory of 2628 2840 N.exe cmd.exe PID 2840 wrote to memory of 2628 2840 N.exe cmd.exe PID 2840 wrote to memory of 2628 2840 N.exe cmd.exe PID 2584 wrote to memory of 2592 2584 TXPlatfor.exe TXPlatfor.exe PID 2584 wrote to memory of 2592 2584 TXPlatfor.exe TXPlatfor.exe PID 2584 wrote to memory of 2592 2584 TXPlatfor.exe TXPlatfor.exe PID 2584 wrote to memory of 2592 2584 TXPlatfor.exe TXPlatfor.exe PID 2584 wrote to memory of 2592 2584 TXPlatfor.exe TXPlatfor.exe PID 2584 wrote to memory of 2592 2584 TXPlatfor.exe TXPlatfor.exe PID 2584 wrote to memory of 2592 2584 TXPlatfor.exe TXPlatfor.exe PID 2628 wrote to memory of 2728 2628 cmd.exe PING.EXE PID 2628 wrote to memory of 2728 2628 cmd.exe PING.EXE PID 2628 wrote to memory of 2728 2628 cmd.exe PING.EXE PID 2628 wrote to memory of 2728 2628 cmd.exe PING.EXE PID 2136 wrote to memory of 2556 2136 svchost.exe Remote Data.exe PID 2136 wrote to memory of 2556 2136 svchost.exe Remote Data.exe PID 2136 wrote to memory of 2556 2136 svchost.exe Remote Data.exe PID 2136 wrote to memory of 2556 2136 svchost.exe Remote Data.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe"C:\Users\Admin\AppData\Local\Temp\f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38.exe"1⤵
- Loads dropped DLL
- 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⤵
- Sets DLL path for service in the registry
- 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\259399242.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
- Loads dropped DLL
- 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
2.5MB
MD5704bef68fbb8832a7200d360d74ba34c
SHA1dde49321af2cbbfa458e54ae52257e05751b163e
SHA256f45013c09e4a1a4aad68fa5441d715f6782e58add9af90efcddc8292409a8b38
SHA5120827efbabaf908d4fad6ce4e2341982e29063eb73be9ef564ccf250fdf3eb4eb70165bf4222d22c4c53037ff0c7d1524d5438113c7b80ab3aa39400799e8809f
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C:\Windows\SysWOW64\Remote Data.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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\Users\Admin\AppData\Local\Temp\N.exeFilesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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\Users\Admin\AppData\Local\Temp\R.exeFilesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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\Windows\SysWOW64\259399242.txtFilesize
899KB
MD5b2bce48d3e922ab535f147057249fcad
SHA1d027efc469a89b0b56254c9f74b4f25ea7256e14
SHA25689fc7000b1f9a6d0ca83902805de53150f50b5691c9e9b403a65b621edac888e
SHA5124ac128e4e168c1c92da6e11fecd67a341e034048fc6a0cb60665c71bc551b0dc113aa5c14210c324019f9ae71658c8b96b2087956986888dadb9bc80ac51e487
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memory/2592-38-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2592-36-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2592-37-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2592-34-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2592-41-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2592-43-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2840-20-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2840-21-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2840-18-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB