Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-11-2024 16:23
Static task
static1
Behavioral task
behavioral1
Sample
53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe
Resource
win7-20240903-en
General
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Target
53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe
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Size
2.7MB
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MD5
a1de0fac5ed758e59f14ac0a9a0db13d
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SHA1
90bbb053c1e887a8bce92cb489f06835b2e20146
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SHA256
53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89
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SHA512
2f3e5f9278b2c11c2832a70c2f5e8b1dcaad501ad6488b583d8493bb3b006fb93b1cbb2f63bed2fff599a202a6b2ab597d3df39032add883d5f931154f300f04
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SSDEEP
49152:ZCwsbCANnKXferL7Vwe/Gg0P+WhODmn2:Uws2ANnKXOaeOgmhODmn2
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1496-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1496-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1496-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2320-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2320-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3708-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3708-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3708-44-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral2/files/0x0008000000023c9a-5.dat family_gh0strat behavioral2/memory/1496-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1496-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1496-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2320-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2320-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3708-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3708-43-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3708-44-0x0000000010000000-0x00000000101B6000-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\\240631296.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 6 IoCs
pid Process 3288 R.exe 1496 N.exe 2320 TXPlatfor.exe 3708 TXPlatfor.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 3456 Remote Data.exe -
Loads dropped DLL 3 IoCs
pid Process 3288 R.exe 2104 svchost.exe 3456 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description 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\240631296.txt R.exe -
resource yara_rule behavioral2/memory/1496-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1496-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1496-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1496-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2320-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2320-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2320-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3708-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3708-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3708-44-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4288-63-0x0000000010000000-0x000000001005D000-memory.dmp upx behavioral2/memory/4288-66-0x0000000010000000-0x000000001005D000-memory.dmp upx behavioral2/memory/4288-67-0x0000000010000000-0x000000001005D000-memory.dmp upx behavioral2/memory/4288-68-0x0000000010000000-0x000000001005D000-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 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.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 9 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 TXPlatfor.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 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.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 R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Remote Data.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1712 cmd.exe 4916 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHZ HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4916 PING.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 4288 HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3708 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1496 N.exe Token: SeLoadDriverPrivilege 3708 TXPlatfor.exe Token: 33 3708 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3708 TXPlatfor.exe Token: 33 3708 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3708 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 3744 wrote to memory of 3288 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 84 PID 3744 wrote to memory of 3288 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 84 PID 3744 wrote to memory of 3288 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 84 PID 3744 wrote to memory of 1496 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 88 PID 3744 wrote to memory of 1496 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 88 PID 3744 wrote to memory of 1496 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 88 PID 1496 wrote to memory of 1712 1496 N.exe 91 PID 1496 wrote to memory of 1712 1496 N.exe 91 PID 1496 wrote to memory of 1712 1496 N.exe 91 PID 2320 wrote to memory of 3708 2320 TXPlatfor.exe 92 PID 2320 wrote to memory of 3708 2320 TXPlatfor.exe 92 PID 2320 wrote to memory of 3708 2320 TXPlatfor.exe 92 PID 3744 wrote to memory of 4288 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 93 PID 3744 wrote to memory of 4288 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 93 PID 3744 wrote to memory of 4288 3744 53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe 93 PID 1712 wrote to memory of 4916 1712 cmd.exe 95 PID 1712 wrote to memory of 4916 1712 cmd.exe 95 PID 1712 wrote to memory of 4916 1712 cmd.exe 95 PID 2104 wrote to memory of 3456 2104 svchost.exe 97 PID 2104 wrote to memory of 3456 2104 svchost.exe 97 PID 2104 wrote to memory of 3456 2104 svchost.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe"C:\Users\Admin\AppData\Local\Temp\53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3744 -
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:3288
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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:1496 -
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:1712 -
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:4916
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C:\Users\Admin\AppData\Local\Temp\HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exeC:\Users\Admin\AppData\Local\Temp\HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4288
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2640
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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:2104 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240631296.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3456
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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:2320 -
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:3708
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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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_53b4c7f88741a3cc3cb2584c238700453198878f3072bbc8d167a4cd1f37fc89.exe
Filesize67KB
MD50a27265d16dd5ed825067623da1a8a86
SHA10de758832e18910548b4e0b77263b9356e8cdad7
SHA2567166733bd9e0417e234c018c279aefe6f121b3f2bb007cb523ce9f38ffe198e8
SHA51210a371ba2592934d1897a812e1f6255f3f6946f8042f416d0177c6a9a6871583423cf92e00a1ee3837793f8589cd4247390f70ff748f0a4c995f71d8d47c3cdf
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Filesize
2.7MB
MD5377408ab980ed183eaeca42cdd6a624e
SHA1186b20b0a44906232151a265a462b95fb5310ee2
SHA2566d5c2560e1eee8d2b23bf959cdc0180318bf9c34104b8a58db07853e322a4dfe
SHA512abb51ddc503c67bc14fac44a30183f5320ed24f2b2a80d87ca6151aa36bf96d07b9bd9049f7a993e6a15214d8509c2ff62a730102afe9c1bcf032f981cacd323
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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
MD522cf2a8309d13c4b5db147ce627ac30f
SHA1a72cc67d543eb98029c20bb116aee45b4fa50614
SHA256f92fa3b7af8613148587a4c6334154bbea2d89fe04f4019d28f2f24d5fd85389
SHA512803323bdab8e7eebe4f92ba730c6926fb13f46e51af1a76195887138dc1789acc98232d363510df76fd0b8911c7d2ecc0eefea8ef726aaae0ef1f3b9966ed8c3
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641