Analysis
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max time kernel
24s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-10-2024 21:36
Behavioral task
behavioral1
Sample
c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe
Resource
win7-20240903-en
General
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Target
c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe
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Size
1.2MB
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MD5
8169e31c02f65f602bae34a45d4fc594
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SHA1
51523231fa49223c7ea14d598f3da442e6dc02e1
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SHA256
c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4
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SHA512
2988b72ce84df1aaf5a154a267989157e3a2ae18ad2b12cfea639675d7bfd0ef52ada6f2627db3623737c8674691800a30b5437eb0dbdfd13608018103f0e48d
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiW:WIwgMEuy+inDfp3/XoCw57XYBwKW
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1200-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4848-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4848-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4084-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4084-51-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4084-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1200-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/memory/1200-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4848-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4848-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4084-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4084-51-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4084-55-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1200-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/files/0x000a000000023ca5-27.dat 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\\240634062.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe -
Executes dropped EXE 6 IoCs
pid Process 3844 AK47.exe 3932 AK47.exe 1200 AK74.exe 4848 Ghiya.exe 4084 Ghiya.exe 2412 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 3844 AK47.exe 4680 svchost.exe 2412 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/624-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/624-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0002000000022af2-62.dat vmprotect behavioral2/memory/624-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/624-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/624-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/624-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/624-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/624-88-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/624-91-0x0000000000400000-0x0000000000760000-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" c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.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\240634062.txt AK47.exe File created C:\Windows\SysWOW64\240634062.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 -
resource yara_rule behavioral2/memory/1200-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1200-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4848-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4848-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4848-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4084-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4084-51-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4084-55-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1200-31-0x0000000010000000-0x00000000101BA000-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 11 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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3088 PING.EXE 4364 cmd.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3088 PING.EXE -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4084 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1200 AK74.exe Token: SeLoadDriverPrivilege 4084 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 624 wrote to memory of 3844 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 87 PID 624 wrote to memory of 3844 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 87 PID 624 wrote to memory of 3844 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 87 PID 624 wrote to memory of 3932 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 88 PID 624 wrote to memory of 3932 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 88 PID 624 wrote to memory of 3932 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 88 PID 624 wrote to memory of 1200 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 90 PID 624 wrote to memory of 1200 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 90 PID 624 wrote to memory of 1200 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 90 PID 1200 wrote to memory of 4364 1200 AK74.exe 93 PID 1200 wrote to memory of 4364 1200 AK74.exe 93 PID 1200 wrote to memory of 4364 1200 AK74.exe 93 PID 4848 wrote to memory of 4084 4848 Ghiya.exe 94 PID 4848 wrote to memory of 4084 4848 Ghiya.exe 94 PID 4848 wrote to memory of 4084 4848 Ghiya.exe 94 PID 4364 wrote to memory of 3088 4364 cmd.exe 96 PID 4364 wrote to memory of 3088 4364 cmd.exe 96 PID 4364 wrote to memory of 3088 4364 cmd.exe 96 PID 624 wrote to memory of 5044 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 98 PID 624 wrote to memory of 5044 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 98 PID 624 wrote to memory of 5044 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 98 PID 624 wrote to memory of 3584 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 97 PID 624 wrote to memory of 3584 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 97 PID 624 wrote to memory of 3584 624 c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe 97 PID 4680 wrote to memory of 2412 4680 svchost.exe 100 PID 4680 wrote to memory of 2412 4680 svchost.exe 100 PID 4680 wrote to memory of 2412 4680 svchost.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.exe"C:\Users\Admin\AppData\Local\Temp\c4f265246565e755c0ccf70cc75d3ed1038e627193b7bac0140879c06f7a6cf4.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:624 -
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:3844
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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:3932
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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:1200 -
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:4364 -
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:3088
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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:3584
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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:5044
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:4820
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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:4680 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240634062.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2412
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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:4848 -
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:4084
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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
MD533246afe7b1bfbbb3b2f476a5fc9b1e7
SHA186bc4738f2633f600b8655544fe7427b490067e7
SHA2561f6a6687e519c6474fbf6ca065ebd165300b46ae6c4b621a827e165495f5aa47
SHA51214a671daa3bf712c861c81a3f1efa8558074ce6627439cb56d0a7cee27008e22cc40c5d7c12db95c0bd8f9dadd4526f2985995a91c4687883e62fbd2bd603b82
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Filesize
1.2MB
MD5518b0f3e26f679ec73d91abf06f388e4
SHA1e817294f8ac532c91c1f753b19422de19179f174
SHA256f37f62d1831638e57fd1e4f5b010c337f0217202a763c95a2ff6a5d12e496905
SHA5128e69d3adf1cb4b258c6f27a91df0d3933fb544e5deb6b4aed8bcad3d416968b8395f4390862de230f4873abb0d85a9251a9507a46be92abc544d29443ae18f64
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Filesize
49KB
MD58d7638d34184a4bac4f4a079e9419316
SHA1341a73b2c33fa28b0c8e510194faf7206992b778
SHA256418831d44536ea95ef8a58ec1cf72c12d27d5b3ce066284909a2a4a1d56ec146
SHA5122848bf36516620b98fde47c308db3fc41c1f40d2af25a020616d4b499af0f6b4b4423357e6318060f24d2be681690a459203a0909a417904708f352961f2db61
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641