Analysis
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max time kernel
150s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
21-12-2024 21:01
Static task
static1
General
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Target
fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe
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Size
2.3MB
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MD5
1f081a97669ad7a721fb191d7aba851a
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SHA1
20609bf079cc343a311f4979e4abfd1585d5fc1e
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SHA256
fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d
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SHA512
31e39a66bd26a1794dc90625db760bd82367e0c8afe9f0bc3d2a3fed4a373d469a5a78a6d7abbe184e1d92f4644e9903406bca769be94a51d6953b74e65fd808
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SSDEEP
24576:2CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHU:2CwsbCANnKXferL7Vwe/Gg0P+WhYpo
Malware Config
Signatures
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resource yara_rule behavioral1/memory/4392-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/4392-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2384-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2384-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3420-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3420-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3420-47-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3420-50-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3420-51-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 10 IoCs
resource yara_rule behavioral1/files/0x001a00000002aac8-5.dat family_gh0strat behavioral1/memory/4392-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/4392-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2384-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2384-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3420-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3420-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3420-47-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3420-50-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3420-51-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240610906.txt" R.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatfor.exe -
Executes dropped EXE 5 IoCs
pid Process 1612 R.exe 4392 N.exe 2384 TXPlatfor.exe 3420 TXPlatfor.exe 2012 Remote Data.exe -
Loads dropped DLL 3 IoCs
pid Process 1612 R.exe 3748 svchost.exe 2012 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description 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\240610906.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 -
resource yara_rule behavioral1/memory/4392-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/4392-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/4392-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2384-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2384-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2384-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3420-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3420-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3420-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3420-47-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3420-50-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3420-51-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatfor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4764 cmd.exe 724 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 724 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3420 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4392 N.exe Token: SeLoadDriverPrivilege 3420 TXPlatfor.exe Token: 33 3420 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3420 TXPlatfor.exe Token: 33 3420 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3420 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2512 wrote to memory of 1612 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe 79 PID 2512 wrote to memory of 1612 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe 79 PID 2512 wrote to memory of 1612 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe 79 PID 2512 wrote to memory of 4392 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe 82 PID 2512 wrote to memory of 4392 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe 82 PID 2512 wrote to memory of 4392 2512 fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe 82 PID 4392 wrote to memory of 4764 4392 N.exe 84 PID 4392 wrote to memory of 4764 4392 N.exe 84 PID 4392 wrote to memory of 4764 4392 N.exe 84 PID 2384 wrote to memory of 3420 2384 TXPlatfor.exe 85 PID 2384 wrote to memory of 3420 2384 TXPlatfor.exe 85 PID 2384 wrote to memory of 3420 2384 TXPlatfor.exe 85 PID 4764 wrote to memory of 724 4764 cmd.exe 87 PID 4764 wrote to memory of 724 4764 cmd.exe 87 PID 4764 wrote to memory of 724 4764 cmd.exe 87 PID 3748 wrote to memory of 2012 3748 svchost.exe 88 PID 3748 wrote to memory of 2012 3748 svchost.exe 88 PID 3748 wrote to memory of 2012 3748 svchost.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe"C:\Users\Admin\AppData\Local\Temp\fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2512 -
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
- System Location Discovery: System Language Discovery
PID:1612
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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
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4392 -
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⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:724
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:3652
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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
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3748 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240610906.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2012
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384 -
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:3420
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
2.3MB
MD51f081a97669ad7a721fb191d7aba851a
SHA120609bf079cc343a311f4979e4abfd1585d5fc1e
SHA256fa63aafc4ea58ef2db26e63b4c1c1d0dc22dbdcfa9e3875d707a3756ee19b38d
SHA51231e39a66bd26a1794dc90625db760bd82367e0c8afe9f0bc3d2a3fed4a373d469a5a78a6d7abbe184e1d92f4644e9903406bca769be94a51d6953b74e65fd808
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
899KB
MD5993de92f89f06b2255c9c2dcb7b2811c
SHA135d17008e5193441c6fc8a23f1f2d4d71167fe1e
SHA256ad0d5cc417229bf6afec0cb1fe63efed3f035648ee4cf9bf5ac4492fc2d6f48a
SHA5125dd479d19106f83e49b68c431012e5ca2b93982beb21d6f48757b4da5c4a6bb1db4791abeb2cc748f47bc3222127a15c3bf6bf00aa342c82df8204c009897d63
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Filesize
40KB
MD522bb5bd901d8b25ac5b41edbb7d5053e
SHA18a935dd8d7e104fc553ff7e8b54a404f7b079334
SHA2568dcaeeebef9b9f3d41d295db145ffb3850f309d089c08125c7fa7034db5fd80e
SHA512cc3fb68fd6791a08e4a7d1a8db8d07cfcc8c9b9dceec10b53f0cb7ee86473303a19be4f23e379f84c59e02d0568e7c066e21cd1300f6032dac4ba52f609f62e7