Analysis
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max time kernel
150s -
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
29-12-2024 18:50
Behavioral task
behavioral1
Sample
a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe
Resource
win7-20240903-en
General
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Target
a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe
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Size
1.2MB
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MD5
6def3ce070b59e28b9a8b4d99b1df5d4
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SHA1
6a30877eb97f27a8e37d8f3e71e7157a00803657
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SHA256
a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f
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SHA512
1d24e060f986476fd7df7988889451dbe7352129c2cc5e4241342c8a5ed041bb8be99729cdef7a16309f8a43ab2a43530c04b089e38b70f9e0f9d55066877716
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiN:WIwgMEuy+inDfp3/XoCw57XYBwKN
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2480-29-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2480-28-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3076-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3076-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3608-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3608-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3608-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0008000000023bfe-17.dat family_gh0strat behavioral2/memory/2480-29-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2480-28-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3076-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3076-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3608-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3608-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3608-55-0x0000000010000000-0x00000000101BA000-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\\240617609.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 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe -
Executes dropped EXE 6 IoCs
pid Process 2632 AK47.exe 3516 AK47.exe 2480 AK74.exe 3076 Ghiya.exe 3608 Ghiya.exe 2408 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 3516 AK47.exe 5056 svchost.exe 2408 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4680-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4680-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0008000000023c1d-60.dat vmprotect behavioral2/memory/4680-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4680-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4680-76-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4680-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4680-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4680-86-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4680-89-0x0000000000400000-0x0000000000760000-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" a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe -
Drops file in System32 directory 7 IoCs
description ioc Process 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\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\240617609.txt AK47.exe File created C:\Windows\SysWOW64\240617609.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe -
resource yara_rule behavioral2/memory/2480-29-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2480-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2480-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3076-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3076-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3076-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3608-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3608-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3608-55-0x0000000010000000-0x00000000101BA000-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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.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 PING.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 WScript.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 4736 cmd.exe 2280 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 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2280 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3608 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2480 AK74.exe Token: SeLoadDriverPrivilege 3608 Ghiya.exe Token: 33 3608 Ghiya.exe Token: SeIncBasePriorityPrivilege 3608 Ghiya.exe Token: 33 3608 Ghiya.exe Token: SeIncBasePriorityPrivilege 3608 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4680 wrote to memory of 3516 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 82 PID 4680 wrote to memory of 3516 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 82 PID 4680 wrote to memory of 3516 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 82 PID 4680 wrote to memory of 2632 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 83 PID 4680 wrote to memory of 2632 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 83 PID 4680 wrote to memory of 2632 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 83 PID 4680 wrote to memory of 2480 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 85 PID 4680 wrote to memory of 2480 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 85 PID 4680 wrote to memory of 2480 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 85 PID 2480 wrote to memory of 4736 2480 AK74.exe 88 PID 2480 wrote to memory of 4736 2480 AK74.exe 88 PID 2480 wrote to memory of 4736 2480 AK74.exe 88 PID 3076 wrote to memory of 3608 3076 Ghiya.exe 89 PID 3076 wrote to memory of 3608 3076 Ghiya.exe 89 PID 3076 wrote to memory of 3608 3076 Ghiya.exe 89 PID 4680 wrote to memory of 3692 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 91 PID 4680 wrote to memory of 3692 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 91 PID 4680 wrote to memory of 3692 4680 a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe 91 PID 4736 wrote to memory of 2280 4736 cmd.exe 93 PID 4736 wrote to memory of 2280 4736 cmd.exe 93 PID 4736 wrote to memory of 2280 4736 cmd.exe 93 PID 5056 wrote to memory of 2408 5056 svchost.exe 94 PID 5056 wrote to memory of 2408 5056 svchost.exe 94 PID 5056 wrote to memory of 2408 5056 svchost.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.exe"C:\Users\Admin\AppData\Local\Temp\a7a43924532d980d6d514538a61a2c60dcf80ab843835e6c5c6179e4f9eb581f.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:4680 -
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:3516
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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:2632
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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:2480 -
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:4736 -
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:2280
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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:3692
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:5000
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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:5056 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240617609.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2408
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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:3076 -
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:3608
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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
MD5a8ca2e13cbb479f564ebc85e1b25838e
SHA15c782fdfb6c59f9a2ab988991e35524f5f48c66e
SHA2560d7ec88d865fd9c8e8c35599b5d7583b9bc97033493c44b3a36f1a43095deafa
SHA5128b9156f1e921bf4e8da8c71cd66b5cd0bda5496d4cf829f0d67c1e43de47a7c2b4dd3e8897396f501c5319eb334abc535446f3e8e5f0d6b5b7931a4ec91b6f5e
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Filesize
1.2MB
MD59f6c8e1cf79352b9e82b982b55565c5f
SHA19ca8752d644d15514181bbcc18f5039cf33c3802
SHA2566d1717f09846a6f2beb63b92334d93d679d52c129e460813353e205af339ae0a
SHA51252a158ccda861143280f85418621f03233dda3f9a88ddf13154e3a22ad28afc2e29e27bba274eac2b5d686c1bc2b330fdcf11dd5d176b450d9ffcff9ce4efd2c
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Filesize
49KB
MD5ed4b6f82791b03e5a65aebf5c7de58c3
SHA16df18ad5f0f1f5bd5d0f568cb245ccb44f611841
SHA2569051beab1991cdb2d1c3c03132f0642e28b09b6e0c4925a3445ab0c9020b932f
SHA51272781f91ef29b27369fdfde98d5790adf08e4dc1353d2823f1f9c6f5db51f0e7a76e312e2e8be82f50ca8067b8237e68d8990d25ce055fea6ff68c820ae1b516
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641