Analysis
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max time kernel
149s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2025 01:44
Behavioral task
behavioral1
Sample
c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe
Resource
win7-20241023-en
General
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Target
c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe
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Size
1.2MB
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MD5
a2bf2446ba932d6fa14fad3ec44836f0
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SHA1
723fe28a16959f68e6cda0c3b72a1cb0b47171c0
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SHA256
c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a
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SHA512
3bda8055b15527abf206cd75a5e6628921b5a0d3462e78781d3ba83e12db5aa05d5cb3e42e3e2e456f3a3a34302f6af585fd4889246aa3121ea3f61934df1568
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiJ:WIwgMEuy+inDfp3/XoCw57XYBwKJ
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3004-26-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3004-27-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4132-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4132-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5084-57-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5084-61-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5084-63-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0009000000023bf2-17.dat family_gh0strat behavioral2/memory/3004-26-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3004-27-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4132-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4132-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5084-57-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5084-61-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5084-63-0x0000000010000000-0x00000000101BA000-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\\240622234.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-1-5-21-1412605595-2147700071-3468511006-1000\Control Panel\International\Geo\Nation c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
Executes dropped EXE 6 IoCs
pid Process 1812 AK47.exe 3020 AK47.exe 3004 AK74.exe 4132 Ghiya.exe 5084 Ghiya.exe 1312 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 1812 AK47.exe 2296 svchost.exe 1312 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3960-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3960-2-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0009000000023bc2-50.dat vmprotect behavioral2/memory/3960-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3960-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3960-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3960-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3960-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3960-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3960-88-0x0000000000400000-0x0000000000760000-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" c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
Drops file in System32 directory 7 IoCs
description ioc Process 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\240622234.txt AK47.exe File created C:\Windows\SysWOW64\240622234.txt AK47.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe -
resource yara_rule behavioral2/memory/3004-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3004-27-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3004-24-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4132-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4132-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4132-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5084-57-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5084-61-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5084-63-0x0000000010000000-0x00000000101BA000-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 AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe 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 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 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4156 cmd.exe 3348 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1412605595-2147700071-3468511006-1000_Classes\Local Settings c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3348 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 5084 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3004 AK74.exe Token: SeLoadDriverPrivilege 5084 Ghiya.exe Token: 33 5084 Ghiya.exe Token: SeIncBasePriorityPrivilege 5084 Ghiya.exe Token: 33 5084 Ghiya.exe Token: SeIncBasePriorityPrivilege 5084 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3960 wrote to memory of 1812 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 85 PID 3960 wrote to memory of 1812 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 85 PID 3960 wrote to memory of 1812 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 85 PID 3960 wrote to memory of 3020 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 86 PID 3960 wrote to memory of 3020 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 86 PID 3960 wrote to memory of 3020 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 86 PID 3960 wrote to memory of 3004 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 87 PID 3960 wrote to memory of 3004 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 87 PID 3960 wrote to memory of 3004 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 87 PID 3004 wrote to memory of 4156 3004 AK74.exe 92 PID 3004 wrote to memory of 4156 3004 AK74.exe 92 PID 3004 wrote to memory of 4156 3004 AK74.exe 92 PID 3960 wrote to memory of 4652 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 95 PID 3960 wrote to memory of 4652 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 95 PID 3960 wrote to memory of 4652 3960 c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe 95 PID 4132 wrote to memory of 5084 4132 Ghiya.exe 94 PID 4132 wrote to memory of 5084 4132 Ghiya.exe 94 PID 4132 wrote to memory of 5084 4132 Ghiya.exe 94 PID 4156 wrote to memory of 3348 4156 cmd.exe 96 PID 4156 wrote to memory of 3348 4156 cmd.exe 96 PID 4156 wrote to memory of 3348 4156 cmd.exe 96 PID 2296 wrote to memory of 1312 2296 svchost.exe 98 PID 2296 wrote to memory of 1312 2296 svchost.exe 98 PID 2296 wrote to memory of 1312 2296 svchost.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.exe"C:\Users\Admin\AppData\Local\Temp\c81d6d73e112e312cbc17b327a16d9077279312712993b4912139a99b430a28a.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:3960 -
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:1812
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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:3020
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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:3004 -
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:4156 -
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:3348
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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:4652
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:4576
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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:2296 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240622234.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1312
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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:4132 -
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:5084
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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
MD5bcaf0b3414097d300a8f01a44f654e13
SHA197bd1e2de0b17c0e62ca712a4ad7fbe0aa54a996
SHA25645b07d7b2bfe7a41fc8fe207862cb6c52fede43d2241f8156f781a2f7eccf18a
SHA5124d70e1a64b7ace79def1c7c19a267af03c49e287916ac8d7ebf56c3bd7bb257fa0f3f6012218585c050c89443683a0b0c1b2286b3aade3de2678602cd1554466
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Filesize
1.2MB
MD58982fc44c017c3f0aaabc6dff7ff72bf
SHA17b77e35a925e2338d3a32cad005f16e1e1dace06
SHA256ab6da848fe94e9fb13d62a21d032bf65a687e6683f43fc4ca74dabcfdbb3e827
SHA5123f73a1813124e46c37fb4313844562d273a090d0713630290346468039431aab6640a0c38bb0389cf74f942463c01d9bd54686821f34d47b562343bf0361a9a1
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Filesize
49KB
MD5b9c4995f5224e7a1d15a8a78744db4d1
SHA133593a4c25e94efc8269d6f00bb236f3e4296bd8
SHA2569bf201d8debff29d0f51da758ae335d108b9b1dc2d00e43f97827b64f26ac054
SHA51267dbec5ecf260b86befe15f8a27551fbd240eb37d990796fc8103c6b891b0049e06b62e81876b94934e7b9fdd4946ae94b566be57552adca8c4d696066abcdc6
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641