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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
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 behavioral2/memory/3708-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3708-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3708-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2316-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2316-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3652-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3652-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3652-41-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral2/files/0x000c000000023b84-5.dat family_gh0strat behavioral2/memory/3708-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3708-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3708-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2316-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2316-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3652-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3652-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3652-41-0x0000000010000000-0x00000000101B6000-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\\240612500.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 4712 R.exe 3708 N.exe 2316 TXPlatfor.exe 3652 TXPlatfor.exe 2028 Remote Data.exe -
Loads dropped DLL 3 IoCs
pid Process 4712 R.exe 5108 svchost.exe 2028 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\240612500.txt R.exe -
resource yara_rule behavioral2/memory/3708-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3708-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3708-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3708-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2316-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2316-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2316-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3652-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3652-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3652-41-0x0000000010000000-0x00000000101B6000-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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4684 PING.EXE 3704 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4684 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3652 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3708 N.exe Token: SeLoadDriverPrivilege 3652 TXPlatfor.exe Token: 33 3652 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3652 TXPlatfor.exe Token: 33 3652 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 3652 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3564 wrote to memory of 4712 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 83 PID 3564 wrote to memory of 4712 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 83 PID 3564 wrote to memory of 4712 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 83 PID 3564 wrote to memory of 3708 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 86 PID 3564 wrote to memory of 3708 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 86 PID 3564 wrote to memory of 3708 3564 d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe 86 PID 3708 wrote to memory of 3704 3708 N.exe 88 PID 3708 wrote to memory of 3704 3708 N.exe 88 PID 3708 wrote to memory of 3704 3708 N.exe 88 PID 2316 wrote to memory of 3652 2316 TXPlatfor.exe 90 PID 2316 wrote to memory of 3652 2316 TXPlatfor.exe 90 PID 2316 wrote to memory of 3652 2316 TXPlatfor.exe 90 PID 3704 wrote to memory of 4684 3704 cmd.exe 91 PID 3704 wrote to memory of 4684 3704 cmd.exe 91 PID 3704 wrote to memory of 4684 3704 cmd.exe 91 PID 5108 wrote to memory of 2028 5108 svchost.exe 92 PID 5108 wrote to memory of 2028 5108 svchost.exe 92 PID 5108 wrote to memory of 2028 5108 svchost.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe"C:\Users\Admin\AppData\Local\Temp\d6533f3c22014e7ab2d72f0de9369a46373f8edf223c2a6ba6a60e044eeb0bd8.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3564 -
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:4712
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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:3708 -
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:3704 -
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:4684
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:3288
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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:5108 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240612500.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2028
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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:2316 -
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:3652
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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
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641