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
26-12-2024 19:50
Behavioral task
behavioral1
Sample
73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe
Resource
win7-20240903-en
General
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Target
73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe
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Size
1.2MB
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MD5
4f12966e472b0102dc80723518487f04
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SHA1
5da4728aab488c3bff16d5be41a2304c29693229
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SHA256
73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0
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SHA512
e367ed9caee6e9656a558c82f123007473b30a762a86a7b662533d46015c6186e2749faa6d2e05bc87cf87172ff05956813e24b931153ae91e8f2aaff7135880
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiM:WIwgMEuy+inDfp3/XoCw57XYBwKM
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1468-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1468-37-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2004-46-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2004-45-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1188-56-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1188-59-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1188-61-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b84-17.dat family_gh0strat behavioral2/memory/1468-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1468-37-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2004-46-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2004-45-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1188-56-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1188-59-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1188-61-0x0000000010000000-0x00000000101BA000-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 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240632984.txt" AK47.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240633000.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe -
Executes dropped EXE 6 IoCs
pid Process 1496 AK47.exe 3352 AK47.exe 1468 AK74.exe 2004 Ghiya.exe 1188 Ghiya.exe 2108 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 4 IoCs
pid Process 3352 AK47.exe 1496 AK47.exe 5088 svchost.exe 2108 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/744-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/744-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000a000000023b8a-66.dat vmprotect behavioral2/memory/744-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/744-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/744-81-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/744-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/744-88-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/744-91-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/744-94-0x0000000000400000-0x0000000000760000-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" 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe -
Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\SysWOW64\240633000.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini 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\240632984.txt AK47.exe -
resource yara_rule behavioral2/memory/1468-35-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1468-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1468-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2004-43-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2004-46-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2004-45-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1188-56-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1188-59-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1188-61-0x0000000010000000-0x00000000101BA000-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 AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 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 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1272 cmd.exe 4588 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\Local Settings 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4588 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1188 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1468 AK74.exe Token: SeLoadDriverPrivilege 1188 Ghiya.exe Token: 33 1188 Ghiya.exe Token: SeIncBasePriorityPrivilege 1188 Ghiya.exe Token: 33 1188 Ghiya.exe Token: SeIncBasePriorityPrivilege 1188 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 744 wrote to memory of 1496 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 85 PID 744 wrote to memory of 1496 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 85 PID 744 wrote to memory of 1496 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 85 PID 744 wrote to memory of 3352 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 86 PID 744 wrote to memory of 3352 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 86 PID 744 wrote to memory of 3352 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 86 PID 744 wrote to memory of 1468 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 88 PID 744 wrote to memory of 1468 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 88 PID 744 wrote to memory of 1468 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 88 PID 2004 wrote to memory of 1188 2004 Ghiya.exe 90 PID 2004 wrote to memory of 1188 2004 Ghiya.exe 90 PID 2004 wrote to memory of 1188 2004 Ghiya.exe 90 PID 1468 wrote to memory of 1272 1468 AK74.exe 91 PID 1468 wrote to memory of 1272 1468 AK74.exe 91 PID 1468 wrote to memory of 1272 1468 AK74.exe 91 PID 744 wrote to memory of 1020 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 93 PID 744 wrote to memory of 1020 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 93 PID 744 wrote to memory of 1020 744 73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe 93 PID 1272 wrote to memory of 4588 1272 cmd.exe 94 PID 1272 wrote to memory of 4588 1272 cmd.exe 94 PID 1272 wrote to memory of 4588 1272 cmd.exe 94 PID 5088 wrote to memory of 2108 5088 svchost.exe 97 PID 5088 wrote to memory of 2108 5088 svchost.exe 97 PID 5088 wrote to memory of 2108 5088 svchost.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.exe"C:\Users\Admin\AppData\Local\Temp\73bf0f3c4d46163c9d19e3bbe7271e9b70e4405e862803df8658b8213504c2f0.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:744 -
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:1496
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:3352
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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:1468 -
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:1272 -
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:4588
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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:1020
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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:5088 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240633000.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2108
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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:2004 -
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:1188
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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
MD5085f800088331f57d60736ef167c4477
SHA1f5dda26494154cc3f16b9c9176516f3080ac37d9
SHA25687ebcb9ef75e982385e69858ebfc42d0895161c0a10a6830a2abe3112c5d8732
SHA512107a531f750ae9d52cba97c92271e3c3a2042987c0b00465f01b86f32c37b47a15019a3414030156097920836d0091cb35b312c32a29a70e5e5af96ef0a18a91
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Filesize
1.2MB
MD5f99031b2e33ccba1f14fe8b7da177384
SHA161d301fc20c5ea913fa4e1e647278394e96619c0
SHA25672ca4778589a04ed9e6db5bf2bd010db065b2a0a9004c340e6a7d0d9a6b6c6f6
SHA5123f31f69897c584d3348f71929122b417bb06c849014390feb8dae73dc1376ca1d6b77bd6913a5de74d838b506d7a3567aea1bc7f7b75ac416606dc0bebd5ef0b
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Filesize
49KB
MD5434282ab7d7e789f3c7b8a118b19daf6
SHA16f6d603bafdb6a7a19f28e11ac3621cc739f1408
SHA256664c2c040e3c1728b50e5d9c5da54e2093d0707a1702711d289a1e4d445c307b
SHA512b5f37738174dc842ca48a3cafbb8f998117637e106d57e3d9a6c383b88cd0b18b26b34764c43859ee2c34df357f5d3ef3dcb0e51fac13051e46db2a933e969c9
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Filesize
45B
MD5adf64d6e5c56c8e98bc091faad50348d
SHA19870076fcdcd56cda8497b6be74215d99b69a8c5
SHA25668bb4b5ad1e70506328ebb44debec5a1efac1db730577bc310ee81f3e6c91969
SHA512e1b10ad7af28bd9e06e65925b8b24b1220c6de2efce428566dcda596a45bc47458f1898967e63f988e3f6c9d3476bf4e254b54d634cc21a44ec3ea25c6f6f7f5
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641