Analysis
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max time kernel
61s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-11-2024 08:02
Behavioral task
behavioral1
Sample
64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe
Resource
win7-20240903-en
General
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Target
64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe
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Size
1.2MB
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MD5
bec9ea769b41030154aed162b3467631
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SHA1
4f91d78b85e934937c6f4ca590d786fffe04769e
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SHA256
64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9
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SHA512
24ebe9c3199922020875a6e63b8386e437ea91f596481a37c09ab767b1d6875b907b8ecdb3c18516d38cb43c7eb9120959ad980b0d09fbd768d1fda127ad0366
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiL:WIwgMEuy+inDfp3/XoCw57XYBwKL
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1528-34-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1528-35-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2728-42-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/556-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/556-57-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2728-43-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/556-58-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b9d-22.dat family_gh0strat behavioral2/memory/1528-34-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1528-35-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2728-42-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/556-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/556-57-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2728-43-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/556-58-0x0000000010000000-0x00000000101BA000-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\\240618359.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe -
Executes dropped EXE 6 IoCs
pid Process 524 AK47.exe 2996 AK47.exe 1528 AK74.exe 2728 Ghiya.exe 556 Ghiya.exe 2600 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 4 IoCs
pid Process 524 AK47.exe 2996 AK47.exe 32 svchost.exe 2600 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4240-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4240-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0002000000022efc-63.dat vmprotect behavioral2/memory/4240-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4240-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4240-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4240-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4240-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4240-88-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4240-92-0x0000000000400000-0x0000000000760000-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" 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\240618375.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\240618359.txt AK47.exe -
resource yara_rule behavioral2/memory/1528-34-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1528-35-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1528-32-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2728-42-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/556-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/556-57-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2728-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2728-43-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/556-58-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 4708 2996 WerFault.exe 87 3396 2996 WerFault.exe 87 -
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 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.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 AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.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 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 3472 cmd.exe 876 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000_Classes\Local Settings 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 876 PING.EXE -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 556 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1528 AK74.exe Token: SeLoadDriverPrivilege 556 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4240 wrote to memory of 524 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 86 PID 4240 wrote to memory of 524 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 86 PID 4240 wrote to memory of 524 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 86 PID 4240 wrote to memory of 2996 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 87 PID 4240 wrote to memory of 2996 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 87 PID 4240 wrote to memory of 2996 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 87 PID 4240 wrote to memory of 1528 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 96 PID 4240 wrote to memory of 1528 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 96 PID 4240 wrote to memory of 1528 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 96 PID 1528 wrote to memory of 3472 1528 AK74.exe 98 PID 1528 wrote to memory of 3472 1528 AK74.exe 98 PID 1528 wrote to memory of 3472 1528 AK74.exe 98 PID 2728 wrote to memory of 556 2728 Ghiya.exe 99 PID 2728 wrote to memory of 556 2728 Ghiya.exe 99 PID 2728 wrote to memory of 556 2728 Ghiya.exe 99 PID 4240 wrote to memory of 2768 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 100 PID 4240 wrote to memory of 2768 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 100 PID 4240 wrote to memory of 2768 4240 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 100 PID 3472 wrote to memory of 876 3472 cmd.exe 103 PID 3472 wrote to memory of 876 3472 cmd.exe 103 PID 3472 wrote to memory of 876 3472 cmd.exe 103 PID 32 wrote to memory of 2600 32 svchost.exe 106 PID 32 wrote to memory of 2600 32 svchost.exe 106 PID 32 wrote to memory of 2600 32 svchost.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe"C:\Users\Admin\AppData\Local\Temp\64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.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:4240 -
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:524
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2996 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 4283⤵
- Program crash
PID:4708
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 3683⤵
- Program crash
PID:3396
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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:1528 -
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:3472 -
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:876
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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:2768
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3032
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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:32 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240618359.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2600
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2996 -ip 29961⤵PID:1452
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2996 -ip 29961⤵PID:1728
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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:2728 -
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:556
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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
MD5bf66b21b9df0e04db0472c1c6d922f95
SHA142093d96276970d51cccd01e8550eba980fe6f2b
SHA256e85c788b7c4f5fa557bfa35d44905272c00700c37022ce8ba8b08274006adedc
SHA512e2589c5d2198e262fced9de09ad3f5eb5d2c431419d5fd6fc8b69029f0a627a0fc2790f43b52437237abaf84240cfe73b5f37f845f0ea099c231b4c7c6068bf9
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Filesize
1.2MB
MD52c1cc220fac4973fb5f42eeb01c6a077
SHA1431d85ccc5e4b69de1512a8da0912c33fe6d7a0b
SHA256507753c45ce869ed169745ebf68aa9265634b01814d7e52d7bb5c1c5f5a4c151
SHA5120134b5de9c6c473ac3d6ac2dbf9cf8db2890c5f896d7620f1041d8873aa4372db9bdf77d5f37ecd75367cfd6658980ba90bfb56695f3c42fd3df1bc89fea4ed9
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Filesize
49KB
MD587447b2d4e289d730cd2bb3f1e3c571d
SHA1af740bdb7b9ae60bcf5b7c95c838fde0104bcf93
SHA2568902ba12bd4a503e84302572c2a3167050562e485d12a1ba74994999791d3696
SHA5120495b3b97f6bae43aadd6ec4e758ed6e134608ed8eaefb0c878b0eb5b6532dd0f06e981734372dd44430c8bfe56752a2a5a05049ce665b09c365727d9a7b291f
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641