Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
02-02-2025 20:01
Behavioral task
behavioral1
Sample
b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe
Resource
win7-20240903-en
General
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Target
b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe
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Size
1.2MB
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MD5
fa70e15bfd74b0f4a9bbd7db4eb2760f
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SHA1
dd8f2218eb950dce668a84a80b54972b1fb78eec
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SHA256
b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc
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SHA512
c536626bb51db7a769a84d954029653da5c9fa6fbf191bf38391ff1ca68bde440c597314921002b0c692edb607d4afff816bad87b88428ab69e63656373d7125
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtie:WIwgMEuy+inDfp3/XoCw57XYBwKe
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1700-27-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1700-26-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5048-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5048-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4048-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4048-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4048-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000b000000023b5d-17.dat family_gh0strat behavioral2/memory/1700-27-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1700-26-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5048-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5048-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4048-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4048-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4048-55-0x0000000010000000-0x00000000101BA000-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\\240607453.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-1-5-21-2089655958-977706906-1981639424-1000\Control Panel\International\Geo\Nation b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe -
Executes dropped EXE 6 IoCs
pid Process 3864 AK47.exe 4588 AK47.exe 1700 AK74.exe 5048 Ghiya.exe 4048 Ghiya.exe 1956 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 3864 AK47.exe 3580 svchost.exe 1956 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/1128-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1128-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000400000001da88-60.dat vmprotect behavioral2/memory/1128-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1128-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1128-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1128-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1128-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1128-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1128-88-0x0000000000400000-0x0000000000760000-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" b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.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\240607453.txt AK47.exe File created C:\Windows\SysWOW64\240607453.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/1700-24-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1700-27-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1700-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5048-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5048-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5048-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4048-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4048-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4048-55-0x0000000010000000-0x00000000101BA000-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 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.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 WScript.exe 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 AK47.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4248 cmd.exe 2776 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000_Classes\Local Settings b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2776 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4048 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1700 AK74.exe Token: SeLoadDriverPrivilege 4048 Ghiya.exe Token: 33 4048 Ghiya.exe Token: SeIncBasePriorityPrivilege 4048 Ghiya.exe Token: 33 4048 Ghiya.exe Token: SeIncBasePriorityPrivilege 4048 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1128 wrote to memory of 3864 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 86 PID 1128 wrote to memory of 3864 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 86 PID 1128 wrote to memory of 3864 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 86 PID 1128 wrote to memory of 4588 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 87 PID 1128 wrote to memory of 4588 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 87 PID 1128 wrote to memory of 4588 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 87 PID 1128 wrote to memory of 1700 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 89 PID 1128 wrote to memory of 1700 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 89 PID 1128 wrote to memory of 1700 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 89 PID 1700 wrote to memory of 4248 1700 AK74.exe 93 PID 1700 wrote to memory of 4248 1700 AK74.exe 93 PID 1700 wrote to memory of 4248 1700 AK74.exe 93 PID 4248 wrote to memory of 2776 4248 cmd.exe 95 PID 4248 wrote to memory of 2776 4248 cmd.exe 95 PID 4248 wrote to memory of 2776 4248 cmd.exe 95 PID 5048 wrote to memory of 4048 5048 Ghiya.exe 92 PID 5048 wrote to memory of 4048 5048 Ghiya.exe 92 PID 5048 wrote to memory of 4048 5048 Ghiya.exe 92 PID 1128 wrote to memory of 1572 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 96 PID 1128 wrote to memory of 1572 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 96 PID 1128 wrote to memory of 1572 1128 b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe 96 PID 3580 wrote to memory of 1956 3580 svchost.exe 101 PID 3580 wrote to memory of 1956 3580 svchost.exe 101 PID 3580 wrote to memory of 1956 3580 svchost.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.exe"C:\Users\Admin\AppData\Local\Temp\b941d9e14ca972c070073b4d0b8cb4ab21bbb392ff55e457551fa4c9a31828fc.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:1128 -
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:3864
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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:4588
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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:1700 -
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:4248 -
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:2776
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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:1572
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:1756
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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:3580 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240607453.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1956
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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:5048 -
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:4048
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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
MD5a7445bae26999eff2d8455b4ee2de96f
SHA1d00d174b13e37224ec259d9a9978a61eef48b314
SHA2561213a81391ba959c82eb23fb3b7da333c2bc931ad8b58b11d965e7c86fd58133
SHA512e5b4617b1d2d2ddf2d793d8972f9cdbf296b47907d08b7ff9c2af37f0da7ce34ee0502da764089adb1c6bb8be56f3b56837fa313dbd2694f6f3d95379a4497f3
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Filesize
1.2MB
MD52895fadc16a3eb369b8cf37078f7fb83
SHA17e0b5e95bc2a1c990260c7592ed5a4c71ca2ac92
SHA256dcdcbc54262c21bf81fc005aa5c4938259e7cd88ed5da002223698ad056889dd
SHA512117a26adeeb8d0c6728b74b997e72e8806795f1a3929961a23f063c078c817862fd69ce916767301a60bef8a41a0600df80b2aa473161d0407c7523eed4038c1
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Filesize
49KB
MD53f77ef68bce9bcf211f3bfcdba3a7d34
SHA1df57244e6f57bfefad162aecc2cad3d642a63320
SHA256f464146f29d5e487c22c75fe366b57404abef6feb0969340670eaa7a1807f743
SHA51220f77829bbe707a850923eae1fcc91ce4783541c924fa82ef025b77b12b576838a69703b26fae7298b6ef69b0f7e3987fc1390b59841f49ff4f7f15c66354332
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641