Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-12-2024 01:44
Behavioral task
behavioral1
Sample
e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe
Resource
win7-20240903-en
General
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Target
e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe
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Size
1.2MB
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MD5
6f7ad4a723c4f4a3bdf400ad638d1661
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SHA1
465ae1b01a9d30e3e9cf5f78ca5bb98954e3ca29
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SHA256
e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf
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SHA512
45eae460b29dbd8e8f759947ebda99d28d2100d1349244373135d094637cac36e042d1e76c4376d2e41559bcc3d4f960870803073d5ef6c5b20797e27ccf604b
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiL:WIwgMEuy+inDfp3/XoCw57XYBwKL
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4804-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4804-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/232-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/232-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4208-51-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4208-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4208-61-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c66-17.dat family_gh0strat behavioral2/memory/4804-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4804-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/232-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/232-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4208-51-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4208-54-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4208-61-0x0000000010000000-0x00000000101BA000-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 Ghiya.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240621656.txt" AK47.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" Ghiya.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe -
Executes dropped EXE 6 IoCs
pid Process 2188 AK47.exe 1020 AK47.exe 4804 AK74.exe 232 Ghiya.exe 4208 Ghiya.exe 4828 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 1020 AK47.exe 664 svchost.exe 4828 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/1284-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1284-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023c6a-58.dat vmprotect behavioral2/memory/1284-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1284-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1284-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1284-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1284-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1284-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1284-88-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\360safo = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchcst.exe" e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\240621656.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe File created C:\Windows\SysWOW64\240621656.txt AK47.exe -
resource yara_rule behavioral2/memory/4804-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4804-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4804-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/232-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/232-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/232-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4208-51-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4208-54-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4208-61-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
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 10 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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.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 1888 PING.EXE 1588 cmd.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\Local Settings e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1888 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4208 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4804 AK74.exe Token: SeLoadDriverPrivilege 4208 Ghiya.exe Token: 33 4208 Ghiya.exe Token: SeIncBasePriorityPrivilege 4208 Ghiya.exe Token: 33 4208 Ghiya.exe Token: SeIncBasePriorityPrivilege 4208 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1284 wrote to memory of 2188 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 83 PID 1284 wrote to memory of 2188 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 83 PID 1284 wrote to memory of 2188 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 83 PID 1284 wrote to memory of 1020 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 84 PID 1284 wrote to memory of 1020 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 84 PID 1284 wrote to memory of 1020 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 84 PID 1284 wrote to memory of 4804 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 87 PID 1284 wrote to memory of 4804 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 87 PID 1284 wrote to memory of 4804 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 87 PID 4804 wrote to memory of 1588 4804 AK74.exe 89 PID 4804 wrote to memory of 1588 4804 AK74.exe 89 PID 4804 wrote to memory of 1588 4804 AK74.exe 89 PID 232 wrote to memory of 4208 232 Ghiya.exe 90 PID 232 wrote to memory of 4208 232 Ghiya.exe 90 PID 232 wrote to memory of 4208 232 Ghiya.exe 90 PID 1284 wrote to memory of 984 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 92 PID 1284 wrote to memory of 984 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 92 PID 1284 wrote to memory of 984 1284 e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe 92 PID 1588 wrote to memory of 1888 1588 cmd.exe 93 PID 1588 wrote to memory of 1888 1588 cmd.exe 93 PID 1588 wrote to memory of 1888 1588 cmd.exe 93 PID 664 wrote to memory of 4828 664 svchost.exe 96 PID 664 wrote to memory of 4828 664 svchost.exe 96 PID 664 wrote to memory of 4828 664 svchost.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe"C:\Users\Admin\AppData\Local\Temp\e55b977b8b0fcaa1b1326e1bad0fbb18a8e8cf5560b30e6e994ad9716bfc7ecf.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1284 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2188
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.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:1020
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C:\Users\Admin\AppData\Local\Temp\AK74.exeC:\Users\Admin\AppData\Local\Temp\\AK74.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4804 -
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\AK74.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1588 -
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:1888
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:984
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:5036
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:664 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240621656.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4828
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C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:232 -
C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:4208
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
91KB
MD5423eb994ed553294f8a6813619b8da87
SHA1eca6a16ccd13adcfc27bc1041ddef97ec8081255
SHA256050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
SHA512fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
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Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
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Filesize
92B
MD529ce53e2a4a446614ccc8d64d346bde4
SHA139a7aa5cc1124842aa0c25abb16ea94452125cbe
SHA25656225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df
SHA512b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa
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Filesize
753B
MD545bbc5409a8da2aec17ac9cd1fa11859
SHA10ea3f45fe0138386fba760e807fd1ff97aa585ac
SHA2563583226b11700ba777cd8c9e8a864c162f258136dc382346811129c763dd4808
SHA51208eabcf0633ddfc5200d92a144e9870e2eb04cceb80fdee6c977f3ed173636f9f64560a7c4b1666619630ee9db54db710ca79867a32758d4a32419e4d2e793a4
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Filesize
1.2MB
MD5b2c6783eabc8446617e105e3778ceaf9
SHA1c8690f8fe4cd290903a95b4391e26e3533486275
SHA256b98394168c5a3fe1275f77e5be797c79c30a72be57c6852f518a15f371dc5943
SHA5126cd1d3a16d821241bcc7b67359f4b47d3e08ad84383abb228aea666c3a6be8f2eee2dd13fd9494fc58dc9d0bf758056119e74ce21fca250b047a69cbe7356f32
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Filesize
49KB
MD51667c3aeb27851b1da97bb9df49c0748
SHA10fca9ce00d97caa2237ee47673e4993042293341
SHA2568484eed3a3f34a3eb7c5b9dd2ce826a35ec14e257de74032c4b4ebd02183832d
SHA5129ea500313a62845e1ae40c8573a526fb6146ab011e99107a551af72fd91c907578c6c9cc7f1e4401027246066122094499fa24b684be68bddf61164bcd0b81d7
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641