Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
04/03/2025, 20:14
Behavioral task
behavioral1
Sample
99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe
Resource
win7-20241010-en
General
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Target
99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe
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Size
1.2MB
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MD5
1ae7649ba619877f5d549a97ac88c6ec
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SHA1
b2fe3d4fe96f2d524f6806b513dc88950807f506
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SHA256
99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3
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SHA512
ef1e05e9a87b99db4e521bf9fae1afc8479db18b56f088bc3a387b6345124db728ccf0c607ebbf3a0d965e9c1193ec996d46588603d522b7165d894ba8eb6016
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtii:WIwgMEuy+inDfp3/XoCw57XYBwKi
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3648-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3648-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4448-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4448-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4468-46-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4468-48-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4468-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000b000000023c38-17.dat family_gh0strat behavioral2/memory/3648-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3648-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4448-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4448-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4468-46-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4468-48-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4468-55-0x0000000010000000-0x00000000101BA000-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\\240657046.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-1-5-21-3181990009-820930284-137514597-1000\Control Panel\International\Geo\Nation 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe -
Executes dropped EXE 6 IoCs
pid Process 1524 AK47.exe 4012 AK47.exe 3648 AK74.exe 4448 Ghiya.exe 4468 Ghiya.exe 3140 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 1524 AK47.exe 2380 svchost.exe 3140 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4760-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4760-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000b000000023c35-60.dat vmprotect behavioral2/memory/4760-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4760-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4760-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4760-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4760-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4760-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4760-88-0x0000000000400000-0x0000000000760000-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" 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe File created C:\Windows\SysWOW64\240657046.txt AK47.exe File created C:\Windows\SysWOW64\240657046.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 -
resource yara_rule behavioral2/memory/3648-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3648-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3648-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4448-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4448-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4448-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4468-46-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4468-48-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4468-55-0x0000000010000000-0x00000000101BA000-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 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 712 PING.EXE 4108 cmd.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000_Classes\Local Settings 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 712 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4468 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3648 AK74.exe Token: SeLoadDriverPrivilege 4468 Ghiya.exe Token: 33 4468 Ghiya.exe Token: SeIncBasePriorityPrivilege 4468 Ghiya.exe Token: 33 4468 Ghiya.exe Token: SeIncBasePriorityPrivilege 4468 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4760 wrote to memory of 1524 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 88 PID 4760 wrote to memory of 1524 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 88 PID 4760 wrote to memory of 1524 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 88 PID 4760 wrote to memory of 4012 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 89 PID 4760 wrote to memory of 4012 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 89 PID 4760 wrote to memory of 4012 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 89 PID 4760 wrote to memory of 3648 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 91 PID 4760 wrote to memory of 3648 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 91 PID 4760 wrote to memory of 3648 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 91 PID 3648 wrote to memory of 4108 3648 AK74.exe 94 PID 3648 wrote to memory of 4108 3648 AK74.exe 94 PID 3648 wrote to memory of 4108 3648 AK74.exe 94 PID 4448 wrote to memory of 4468 4448 Ghiya.exe 95 PID 4448 wrote to memory of 4468 4448 Ghiya.exe 95 PID 4448 wrote to memory of 4468 4448 Ghiya.exe 95 PID 4108 wrote to memory of 712 4108 cmd.exe 97 PID 4108 wrote to memory of 712 4108 cmd.exe 97 PID 4108 wrote to memory of 712 4108 cmd.exe 97 PID 4760 wrote to memory of 4956 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 98 PID 4760 wrote to memory of 4956 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 98 PID 4760 wrote to memory of 4956 4760 99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe 98 PID 2380 wrote to memory of 3140 2380 svchost.exe 102 PID 2380 wrote to memory of 3140 2380 svchost.exe 102 PID 2380 wrote to memory of 3140 2380 svchost.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.exe"C:\Users\Admin\AppData\Local\Temp\99df9acaf01f2ab233821266074eaa34760842a438242ce53f6ab3b124145bc3.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:4760 -
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:1524
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:4012
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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:3648 -
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:4108 -
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:712
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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:4956
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:968
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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:2380 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240657046.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3140
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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:4448 -
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:4468
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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
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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
MD506867002dab4f5f075b3d2e781982e3a
SHA181f528eff28e295355afc26e915ff2de9d27efe3
SHA256ed6db9ecc5605c9c1e17bbb72ba062b20b45aa1fba04de6f9d8a94038f83473b
SHA512364f9821c90f7aa131c537f1a1e84991cb2cb959ea6f515963b3cd13cfe09c6ec414d234964235c12391f5cd4ccd6f36926b239b8ca2ebd4ccf49d197f32dc43
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Filesize
1.2MB
MD52eb00674bcb5a88b404ee739056ad173
SHA1d119ada2f9f9400a379ec01afd8300032f30d0f7
SHA2563affd95492a40f7190bb32cb71c63ed8a21e3ee409182dbffe14407316f2b771
SHA512bfed921081cd316ad5de2c22be2bcda5175b63c7ae184e06bd07b8f68879d5034f8033c2b78a00efaa63c81b8fe47fdf51dc704230de272ff4a2dbfa484770f0
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Filesize
49KB
MD525eca2038d58adbad840d7e47890a3e8
SHA16bfc583faf5c8a19fb13bbd84b1d3226e752b83e
SHA2569874964063e36040984bc6ed3767770dbebf5d5f82de86a0fea1cdc240f97077
SHA51212cf16b7748226d69f8529d726c6c1cfa6c7feac887d2801c41a31873366772041c95364547b80a5e9bd1d74619ed9ecd3e94b0a53ad81587ee392058c7f5ada
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641