Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2025 17:55
Behavioral task
behavioral1
Sample
e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe
Resource
win7-20240903-en
General
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Target
e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe
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Size
1.2MB
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MD5
35e065ca320f91d0ba6ea4a7c886e0c0
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SHA1
f02b1ebdd6cf1045d4417c45ac1756d0d63c33ff
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SHA256
e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0
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SHA512
aba0e5d479a59b1d8fa998c1bb70fe6efcb8ff5898f2fb00bbfa0026bf26a6474fb386303a014298af379ab2ba070d453d64f90d3fc8cc253b86ec9069ca53c2
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiU:WIwgMEuy+inDfp3/XoCw57XYBwKU
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3564-29-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3564-28-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4824-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4824-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3788-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3788-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3788-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c78-17.dat family_gh0strat behavioral2/memory/3564-29-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3564-28-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4824-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4824-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3788-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3788-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3788-55-0x0000000010000000-0x00000000101BA000-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\\240618156.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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe -
Executes dropped EXE 6 IoCs
pid Process 3916 AK47.exe 1064 AK47.exe 3564 AK74.exe 4824 Ghiya.exe 3788 Ghiya.exe 4760 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 3916 AK47.exe 1596 svchost.exe 4760 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4944-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4944-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023c7d-60.dat vmprotect behavioral2/memory/4944-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4944-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4944-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4944-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4944-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4944-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4944-88-0x0000000000400000-0x0000000000760000-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" e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.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\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\240618156.txt AK47.exe File created C:\Windows\SysWOW64\240618156.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe -
resource yara_rule behavioral2/memory/3564-27-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3564-29-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3564-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4824-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4824-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4824-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3788-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3788-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3788-55-0x0000000010000000-0x00000000101BA000-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 AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4344 cmd.exe 3516 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3516 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3788 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3564 AK74.exe Token: SeLoadDriverPrivilege 3788 Ghiya.exe Token: 33 3788 Ghiya.exe Token: SeIncBasePriorityPrivilege 3788 Ghiya.exe Token: 33 3788 Ghiya.exe Token: SeIncBasePriorityPrivilege 3788 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4944 wrote to memory of 3916 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 82 PID 4944 wrote to memory of 3916 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 82 PID 4944 wrote to memory of 3916 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 82 PID 4944 wrote to memory of 1064 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 83 PID 4944 wrote to memory of 1064 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 83 PID 4944 wrote to memory of 1064 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 83 PID 4944 wrote to memory of 3564 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 85 PID 4944 wrote to memory of 3564 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 85 PID 4944 wrote to memory of 3564 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 85 PID 3564 wrote to memory of 4344 3564 AK74.exe 88 PID 3564 wrote to memory of 4344 3564 AK74.exe 88 PID 3564 wrote to memory of 4344 3564 AK74.exe 88 PID 4824 wrote to memory of 3788 4824 Ghiya.exe 89 PID 4824 wrote to memory of 3788 4824 Ghiya.exe 89 PID 4824 wrote to memory of 3788 4824 Ghiya.exe 89 PID 4944 wrote to memory of 4336 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 91 PID 4944 wrote to memory of 4336 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 91 PID 4944 wrote to memory of 4336 4944 e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe 91 PID 4344 wrote to memory of 3516 4344 cmd.exe 92 PID 4344 wrote to memory of 3516 4344 cmd.exe 92 PID 4344 wrote to memory of 3516 4344 cmd.exe 92 PID 1596 wrote to memory of 4760 1596 svchost.exe 94 PID 1596 wrote to memory of 4760 1596 svchost.exe 94 PID 1596 wrote to memory of 4760 1596 svchost.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.exe"C:\Users\Admin\AppData\Local\Temp\e40a67f8ce88471683e24b244b88e111131995501a3b3bfc1f1eba2847f821b0.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:4944 -
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:3916
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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:1064
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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:3564 -
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:4344 -
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:3516
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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:4336
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3656
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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:1596 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240618156.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4760
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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:4824 -
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:3788
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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
MD5b4cdbef11c7cc38bd05aba51dade787d
SHA1c9478abc9286bac4c6cac541a6095e79ec263bb1
SHA256ab0d269ce82f98e762ae432b4b1d94ee4521fc837c25a8f929113bd8e3210793
SHA512a1648fad18cfeb4291e158887f437ec8665a78cdeef2039d4d80b8f4fc655efd58901d2f74a1b990053d3be6ccb00332b7d92cd126cbe065a9b81553af29b02e
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Filesize
1.2MB
MD5576239dc8b3952ffb92bb75fdd77a0f4
SHA1f5d3ab0e6b5523122c4c9e325493b772bef5e00a
SHA256d71e2c7c03933862522d474e215366c0ab6dd33d9a72ae7baffaba0c9c353a54
SHA5125a9d730883f93751721e2831faa956dd6a2e364e05653000b609591db5caa4028ff85c944856cf79498a11ab0f7c06c68f8cf2503d55b6a20ee02d6151d28606
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Filesize
49KB
MD5d4d873113f870e3b169b402f6052c0bf
SHA105cff8f5a9fe501d725b3945d06cd8dd6e9b39ee
SHA25658c61b0b59906ce254821775ad1ece855bacab94a6def0a76575ed41c6cde490
SHA5127f91c5028fe404f58a74d099cfed93ede7810cfe3519d89210e510a381be2b1d7c4171146ad22132104677970aebc3bffbcec705930a87818158e6d578ce0915
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641