Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-12-2024 23:47
Static task
static1
Behavioral task
behavioral1
Sample
d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe
Resource
win7-20240903-en
General
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Target
d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe
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Size
2.5MB
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MD5
bbed7e36d378111cec5131b6dee18289
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SHA1
945306034c1e245cc7fb4f3a85149b5d91c754ed
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SHA256
d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8
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SHA512
9dc037f52fcd1af3d53a665460015256a9d6d09c15bd33da5db6e182f071e5a878d3c804fcda7a09d7b144ffc3b69d87510fd017333d4d97e5eba35f37ba68a1
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SSDEEP
24576:kCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHj:kCwsbCANnKXferL7Vwe/Gg0P+Wh1W
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2736-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2736-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2532-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2532-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2532-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
resource yara_rule behavioral1/files/0x0007000000019266-6.dat family_gh0strat behavioral1/memory/2736-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2736-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2532-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2532-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2532-43-0x0000000010000000-0x00000000101B6000-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\\259451409.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 2768 R.exe 2736 N.exe 2556 TXPlatfor.exe 2532 TXPlatfor.exe 2636 Remote Data.exe -
Loads dropped DLL 7 IoCs
pid Process 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 2768 R.exe 2700 svchost.exe 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 2556 TXPlatfor.exe 2700 svchost.exe 2636 Remote Data.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\259451409.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 behavioral1/memory/2736-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2736-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2736-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2532-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2532-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2532-43-0x0000000010000000-0x00000000101B6000-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 N.exe 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 Remote Data.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2588 cmd.exe 2428 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2428 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2532 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2736 N.exe Token: SeLoadDriverPrivilege 2532 TXPlatfor.exe Token: 33 2532 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2532 TXPlatfor.exe Token: 33 2532 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 2532 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 3052 wrote to memory of 2768 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 31 PID 3052 wrote to memory of 2768 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 31 PID 3052 wrote to memory of 2768 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 31 PID 3052 wrote to memory of 2768 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 31 PID 3052 wrote to memory of 2736 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 34 PID 3052 wrote to memory of 2736 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 34 PID 3052 wrote to memory of 2736 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 34 PID 3052 wrote to memory of 2736 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 34 PID 3052 wrote to memory of 2736 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 34 PID 3052 wrote to memory of 2736 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 34 PID 3052 wrote to memory of 2736 3052 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 34 PID 2736 wrote to memory of 2588 2736 N.exe 36 PID 2736 wrote to memory of 2588 2736 N.exe 36 PID 2736 wrote to memory of 2588 2736 N.exe 36 PID 2736 wrote to memory of 2588 2736 N.exe 36 PID 2556 wrote to memory of 2532 2556 TXPlatfor.exe 37 PID 2556 wrote to memory of 2532 2556 TXPlatfor.exe 37 PID 2556 wrote to memory of 2532 2556 TXPlatfor.exe 37 PID 2556 wrote to memory of 2532 2556 TXPlatfor.exe 37 PID 2556 wrote to memory of 2532 2556 TXPlatfor.exe 37 PID 2556 wrote to memory of 2532 2556 TXPlatfor.exe 37 PID 2556 wrote to memory of 2532 2556 TXPlatfor.exe 37 PID 2588 wrote to memory of 2428 2588 cmd.exe 39 PID 2588 wrote to memory of 2428 2588 cmd.exe 39 PID 2588 wrote to memory of 2428 2588 cmd.exe 39 PID 2588 wrote to memory of 2428 2588 cmd.exe 39 PID 2700 wrote to memory of 2636 2700 svchost.exe 40 PID 2700 wrote to memory of 2636 2700 svchost.exe 40 PID 2700 wrote to memory of 2636 2700 svchost.exe 40 PID 2700 wrote to memory of 2636 2700 svchost.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe"C:\Users\Admin\AppData\Local\Temp\d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052 -
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:2768
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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:2736 -
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:2588 -
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:2428
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2644
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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:2700 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259451409.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2636
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2556 -
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:2532
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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
2.5MB
MD5bbed7e36d378111cec5131b6dee18289
SHA1945306034c1e245cc7fb4f3a85149b5d91c754ed
SHA256d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8
SHA5129dc037f52fcd1af3d53a665460015256a9d6d09c15bd33da5db6e182f071e5a878d3c804fcda7a09d7b144ffc3b69d87510fd017333d4d97e5eba35f37ba68a1
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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
MD5ba6cbe2b3738b12e0a60c98a95ff3662
SHA19a32c3158d99dfe23fa3d6f477a6103395b899f4
SHA256d1c12e691a020b26fb250572308b0e2beaa3b4821ddfffa17aca6ba691efff4a
SHA5129cd5588c1da8497d58d59619804edd0587effc07bf57f24b39524dff14ed5b960da325caa5eafd867494f55fa1dafa1bc8e0d4d908d9bdeae0b3cee3954c8db9
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d