Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
29-12-2024 18:50
Behavioral task
behavioral1
Sample
551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe
Resource
win7-20241010-en
General
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Target
551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe
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Size
1.2MB
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MD5
2666e39909445c56c316d32a7595999b
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SHA1
9ed241da6951bb9351df8a0fb8a0c0cce08f7e1e
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SHA256
551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca
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SHA512
23e5bf9ee9b51f92eeca83abbb456c35b514c16a19c02681ceb46537e5b28e193660b7e99dd75d861f4a2ead727aa6bc6128dc3eb944f6e4f7fdf87a4ae5c0fb
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti4:WIwgMEuy+inDfp3/XoCw57XYBwK4
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1712-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1712-37-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1804-46-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1804-45-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2820-56-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2820-59-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2820-61-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b82-18.dat family_gh0strat behavioral2/memory/1712-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1712-37-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1804-46-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1804-45-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2820-56-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2820-59-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2820-61-0x0000000010000000-0x00000000101BA000-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 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240613984.txt" AK47.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240614000.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe -
Executes dropped EXE 6 IoCs
pid Process 1896 AK47.exe 3220 AK47.exe 1712 AK74.exe 1804 Ghiya.exe 2820 Ghiya.exe 1524 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 4 IoCs
pid Process 3220 AK47.exe 1896 AK47.exe 1672 svchost.exe 1524 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/5096-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/5096-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000b000000023b7e-66.dat vmprotect behavioral2/memory/5096-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/5096-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/5096-81-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/5096-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/5096-88-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/5096-91-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/5096-94-0x0000000000400000-0x0000000000760000-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" 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe -
Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\SysWOW64\240613984.txt AK47.exe File created C:\Windows\SysWOW64\240614000.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini 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 -
resource yara_rule behavioral2/memory/1712-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1712-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1712-35-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1804-43-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1804-46-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1804-45-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2820-56-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2820-59-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2820-61-0x0000000010000000-0x00000000101BA000-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 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.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 AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3984 cmd.exe 2372 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2372 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2820 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1712 AK74.exe Token: SeLoadDriverPrivilege 2820 Ghiya.exe Token: 33 2820 Ghiya.exe Token: SeIncBasePriorityPrivilege 2820 Ghiya.exe Token: 33 2820 Ghiya.exe Token: SeIncBasePriorityPrivilege 2820 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 5096 wrote to memory of 1896 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 82 PID 5096 wrote to memory of 1896 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 82 PID 5096 wrote to memory of 1896 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 82 PID 5096 wrote to memory of 3220 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 83 PID 5096 wrote to memory of 3220 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 83 PID 5096 wrote to memory of 3220 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 83 PID 5096 wrote to memory of 1712 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 85 PID 5096 wrote to memory of 1712 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 85 PID 5096 wrote to memory of 1712 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 85 PID 1804 wrote to memory of 2820 1804 Ghiya.exe 87 PID 1804 wrote to memory of 2820 1804 Ghiya.exe 87 PID 1804 wrote to memory of 2820 1804 Ghiya.exe 87 PID 1712 wrote to memory of 3984 1712 AK74.exe 88 PID 1712 wrote to memory of 3984 1712 AK74.exe 88 PID 1712 wrote to memory of 3984 1712 AK74.exe 88 PID 5096 wrote to memory of 632 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 90 PID 5096 wrote to memory of 632 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 90 PID 5096 wrote to memory of 632 5096 551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe 90 PID 3984 wrote to memory of 2372 3984 cmd.exe 91 PID 3984 wrote to memory of 2372 3984 cmd.exe 91 PID 3984 wrote to memory of 2372 3984 cmd.exe 91 PID 1672 wrote to memory of 1524 1672 svchost.exe 93 PID 1672 wrote to memory of 1524 1672 svchost.exe 93 PID 1672 wrote to memory of 1524 1672 svchost.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.exe"C:\Users\Admin\AppData\Local\Temp\551b071cfbbe86e85aad8515fe63e51ebc9cd2244de60e58e1524ffaaa2768ca.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:5096 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:1896
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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:3220
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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:1712 -
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:3984 -
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:2372
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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:632
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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:1672 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240614000.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1524
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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:1804 -
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:2820
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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
MD5727296a3780c6abedcc08f4a94c131e4
SHA1aebdd8142606b48b22992928c1945e25eb5384f1
SHA25619c5d51723d327654944abbebb30e90e325d1033e5b63e6c90626d5485b013e2
SHA512caefc800a744f55d4a99ebdcb62ddb80a55d73a842331949f13a98f4bc349a713eaf44e24c8daee65a7495ef86404866bcd33d13efafadb8d588befbae7d5818
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Filesize
1.2MB
MD5cf0cd206550d800dcdd9cc9c40a78db9
SHA14e5dec2ec2eac7e81b0fd1142865593d1690a211
SHA2563779f1160d1adf12d60b93a21f1af7ce1eeca35933e90a7658feb0540e855bf9
SHA5126d85513e587d6f93689f027827b01c868ba4655ba6553a97d6f7030e6b50c94ea6e7592ce38da3abadf02f8cdcd833ff3d85f1bba4942db644ea3ef4b216aff5
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Filesize
49KB
MD5ed4b6f82791b03e5a65aebf5c7de58c3
SHA16df18ad5f0f1f5bd5d0f568cb245ccb44f611841
SHA2569051beab1991cdb2d1c3c03132f0642e28b09b6e0c4925a3445ab0c9020b932f
SHA51272781f91ef29b27369fdfde98d5790adf08e4dc1353d2823f1f9c6f5db51f0e7a76e312e2e8be82f50ca8067b8237e68d8990d25ce055fea6ff68c820ae1b516
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Filesize
45B
MD54fc1a03ec2747822eb1ec1425f8658c2
SHA1c746fff296d1790677038a0d0c7cf10827703b6f
SHA2568aefbed4d819d59e1faf9d6d1676d62ec191112056b2dba52f56bf4f1b8dd6e3
SHA51277b8aa3a39f86a4fc5f1f33ae51a4941fac788043cbee66e55cb284d3039f38d67af645694184504941b184ba1b72d01269518755b643b80cbf412d83220e1bb
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641