Analysis
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max time kernel
150s -
max time network
145s -
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
76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe
Resource
win7-20240903-en
General
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Target
76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe
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Size
1.2MB
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MD5
6f5c75d1cb27c455c64fd47f9cf048c7
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SHA1
3217fd98a8acd67fa3c87412aff1e18765b1469c
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SHA256
76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6
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SHA512
788700161ac5c2204a6434f83ec8d59317dea9b7b6cd3d8b3a9eb9a3f6fdfe0883491f5d524b193479eb6ab27fa04dfd1e9f7f870306832f5dec872fb821a596
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiC:WIwgMEuy+inDfp3/XoCw57XYBwKC
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3388-26-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3388-27-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3768-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3768-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/872-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/872-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/872-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b38-17.dat family_gh0strat behavioral2/memory/3388-26-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3388-27-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3768-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3768-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/872-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/872-54-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/872-55-0x0000000010000000-0x00000000101BA000-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\\240872562.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe -
Executes dropped EXE 6 IoCs
pid Process 3396 AK47.exe 1164 AK47.exe 3388 AK74.exe 3768 Ghiya.exe 872 Ghiya.exe 1764 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 3396 AK47.exe 476 svchost.exe 1764 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/1728-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1728-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000c000000023b2d-60.dat vmprotect behavioral2/memory/1728-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1728-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1728-76-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1728-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1728-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1728-86-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/1728-89-0x0000000000400000-0x0000000000760000-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" 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe -
Drops file in System32 directory 7 IoCs
description ioc Process 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\240872562.txt AK47.exe File created C:\Windows\SysWOW64\240872562.txt AK47.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe -
resource yara_rule behavioral2/memory/3388-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3388-27-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3388-25-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3768-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3768-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3768-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/872-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/872-54-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/872-55-0x0000000010000000-0x00000000101BA000-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 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2772 cmd.exe 2840 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2840 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 872 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3388 AK74.exe Token: SeLoadDriverPrivilege 872 Ghiya.exe Token: 33 872 Ghiya.exe Token: SeIncBasePriorityPrivilege 872 Ghiya.exe Token: 33 872 Ghiya.exe Token: SeIncBasePriorityPrivilege 872 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1728 wrote to memory of 3396 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 81 PID 1728 wrote to memory of 3396 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 81 PID 1728 wrote to memory of 3396 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 81 PID 1728 wrote to memory of 1164 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 82 PID 1728 wrote to memory of 1164 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 82 PID 1728 wrote to memory of 1164 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 82 PID 1728 wrote to memory of 3388 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 83 PID 1728 wrote to memory of 3388 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 83 PID 1728 wrote to memory of 3388 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 83 PID 3388 wrote to memory of 2772 3388 AK74.exe 87 PID 3388 wrote to memory of 2772 3388 AK74.exe 87 PID 3388 wrote to memory of 2772 3388 AK74.exe 87 PID 3768 wrote to memory of 872 3768 Ghiya.exe 88 PID 3768 wrote to memory of 872 3768 Ghiya.exe 88 PID 3768 wrote to memory of 872 3768 Ghiya.exe 88 PID 1728 wrote to memory of 1780 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 90 PID 1728 wrote to memory of 1780 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 90 PID 1728 wrote to memory of 1780 1728 76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe 90 PID 2772 wrote to memory of 2840 2772 cmd.exe 92 PID 2772 wrote to memory of 2840 2772 cmd.exe 92 PID 2772 wrote to memory of 2840 2772 cmd.exe 92 PID 476 wrote to memory of 1764 476 svchost.exe 95 PID 476 wrote to memory of 1764 476 svchost.exe 95 PID 476 wrote to memory of 1764 476 svchost.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.exe"C:\Users\Admin\AppData\Local\Temp\76bd9fa45e8163a0726300542bc51066fc41498b5135c3960c23e5c61e30f7e6.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:1728 -
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:3396
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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:1164
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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:3388 -
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:2772 -
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:2840
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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:1780
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3812
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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:476 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240872562.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1764
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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:3768 -
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:872
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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
MD520dbfdab2a9acae4ebc1441ceb94730a
SHA1cf6863a44c3fbfc6950c6025560e5d8bbbf95998
SHA2569d3013712a0819c2a1e6dfd601c9de7305eda00c37700d6e4b57099a55875138
SHA512aed497a4fdac978295e75210b2817bc2a5184db5a9881e2a7c84c0a660d8dd3f1421c76c27ef3db5fa3124a32e7455e9dac47d9babdc107740830678b3b00e45
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Filesize
1.2MB
MD52b4ece1729174fd1a062108ef3cceeaf
SHA1e144f132e2906c7039938f0fcaef2b7c219055c6
SHA2560be484fc21a62dc36c2d45bb40eace428fd6d23d65dd1637e7aae0be37d7a433
SHA5127f5cff7332d8b11f020b4f0c0992b41a0d636f08875cb96f6bb3d18b20a2f7061ba5d092fa58d5f7953b3841a598af86daa32e3b0dc303cfae04f04b0b12f72f
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Filesize
49KB
MD5ed4b6f82791b03e5a65aebf5c7de58c3
SHA16df18ad5f0f1f5bd5d0f568cb245ccb44f611841
SHA2569051beab1991cdb2d1c3c03132f0642e28b09b6e0c4925a3445ab0c9020b932f
SHA51272781f91ef29b27369fdfde98d5790adf08e4dc1353d2823f1f9c6f5db51f0e7a76e312e2e8be82f50ca8067b8237e68d8990d25ce055fea6ff68c820ae1b516
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641