Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-01-2025 08:37
Static task
static1
Behavioral task
behavioral1
Sample
54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe
Resource
win7-20240903-en
General
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Target
54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe
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Size
2.4MB
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MD5
f001d8791552c9ddaf4ddee81c044d39
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SHA1
d9658d3ff10b5582e72947fdcee7fc46d92a5206
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SHA256
54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17
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SHA512
11a2b99e7e72e8d8b1391878d1ef76f6578f79828e01b73456d166dfb8041a230369536e03f5eaa8c92990cbc48de0a8c4f6cbb1facfc65b227d2c6a1f37e52b
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SSDEEP
24576:pCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH3:pCwsbCANnKXferL7Vwe/Gg0P+Wht5U
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4500-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4500-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5032-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5032-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3128-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3128-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3128-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b6b-5.dat family_gh0strat behavioral2/memory/4500-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4500-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5032-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5032-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3128-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3128-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3128-40-0x0000000010000000-0x00000000101B6000-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\\240612437.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 1076 R.exe 4500 N.exe 5032 TXPlatfor.exe 3128 TXPlatfor.exe 4708 Remote Data.exe -
Loads dropped DLL 3 IoCs
pid Process 1076 R.exe 3196 svchost.exe 4708 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\240612437.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 -
resource yara_rule behavioral2/memory/4500-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4500-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4500-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5032-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5032-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5032-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3128-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3128-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3128-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatfor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1456 cmd.exe 1564 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1564 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3128 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4500 N.exe Token: SeLoadDriverPrivilege 3128 TXPlatfor.exe Token: 33 3128 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3128 TXPlatfor.exe Token: 33 3128 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3128 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1176 wrote to memory of 1076 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe 82 PID 1176 wrote to memory of 1076 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe 82 PID 1176 wrote to memory of 1076 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe 82 PID 1176 wrote to memory of 4500 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe 85 PID 1176 wrote to memory of 4500 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe 85 PID 1176 wrote to memory of 4500 1176 54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe 85 PID 4500 wrote to memory of 1456 4500 N.exe 87 PID 4500 wrote to memory of 1456 4500 N.exe 87 PID 4500 wrote to memory of 1456 4500 N.exe 87 PID 1456 wrote to memory of 1564 1456 cmd.exe 89 PID 1456 wrote to memory of 1564 1456 cmd.exe 89 PID 1456 wrote to memory of 1564 1456 cmd.exe 89 PID 5032 wrote to memory of 3128 5032 TXPlatfor.exe 90 PID 5032 wrote to memory of 3128 5032 TXPlatfor.exe 90 PID 5032 wrote to memory of 3128 5032 TXPlatfor.exe 90 PID 3196 wrote to memory of 4708 3196 svchost.exe 91 PID 3196 wrote to memory of 4708 3196 svchost.exe 91 PID 3196 wrote to memory of 4708 3196 svchost.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe"C:\Users\Admin\AppData\Local\Temp\54c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1176 -
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:1076
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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:4500 -
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:1456 -
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:1564
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:4428
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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:3196 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240612437.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4708
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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:5032 -
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:3128
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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
2.4MB
MD5f001d8791552c9ddaf4ddee81c044d39
SHA1d9658d3ff10b5582e72947fdcee7fc46d92a5206
SHA25654c05671c715081161dda1667e1da68c0eeb1b1241a25daa2c78cca5fb453a17
SHA51211a2b99e7e72e8d8b1391878d1ef76f6578f79828e01b73456d166dfb8041a230369536e03f5eaa8c92990cbc48de0a8c4f6cbb1facfc65b227d2c6a1f37e52b
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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
MD544d30b766f958e1b5993600c162e96bd
SHA1b6f7de0ff908e4e53e5242694fceeae71f755974
SHA256af64006131418c7a1b8a047e5effd85b51738af7b5cdb6a1472a6bd8b1fe08fe
SHA5129efb362a064311a98e9ed2c32611ff896b724e25e83cdbdb0faebab876c0dc17e571f65a488fb5eb6748767b4059520be30a8be1f66f7f598dd5ce7e331f3e2d
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641