Analysis
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max time kernel
105s -
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
06-11-2024 19:10
Behavioral task
behavioral1
Sample
3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe
Resource
win7-20240903-en
General
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Target
3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe
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Size
1.2MB
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MD5
58c9040d749b61a078f3cb66fd3dc311
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SHA1
a0da74d276704298a333d847824212fc41df8ef3
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SHA256
3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37
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SHA512
4a9e28cdf3f8a240a17de5dfc479445e6d5cab8a9a05e42e80add0bd688319851ca35565c5eb1cb1d367a4a541d5a3de2e2fc69c6285e8bec6533b5cef766ce9
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti1:WIwgMEuy+inDfp3/XoCw57XYBwK1
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1720-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1720-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4848-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4848-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3116-45-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3116-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3116-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c83-17.dat family_gh0strat behavioral2/memory/1720-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1720-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4848-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4848-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3116-45-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3116-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3116-54-0x0000000010000000-0x00000000101BA000-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\\240626250.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 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe -
Executes dropped EXE 6 IoCs
pid Process 2544 AK47.exe 2480 AK47.exe 1720 AK74.exe 4848 Ghiya.exe 3116 Ghiya.exe 4440 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 2480 AK47.exe 4464 svchost.exe 4440 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/2864-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2864-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023c88-61.dat vmprotect behavioral2/memory/2864-71-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2864-74-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2864-77-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2864-81-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2864-84-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2864-87-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2864-90-0x0000000000400000-0x0000000000760000-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" 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe -
Drops file in System32 directory 7 IoCs
description ioc Process 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\240626250.txt AK47.exe File created C:\Windows\SysWOW64\240626250.txt AK47.exe -
resource yara_rule behavioral2/memory/1720-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1720-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1720-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4848-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4848-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3116-45-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4848-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3116-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3116-54-0x0000000010000000-0x00000000101BA000-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 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2200 cmd.exe 2956 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 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2956 PING.EXE -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3116 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1720 AK74.exe Token: SeLoadDriverPrivilege 3116 Ghiya.exe Token: 33 3116 Ghiya.exe Token: SeIncBasePriorityPrivilege 3116 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2864 wrote to memory of 2544 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 86 PID 2864 wrote to memory of 2544 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 86 PID 2864 wrote to memory of 2544 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 86 PID 2864 wrote to memory of 2480 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 87 PID 2864 wrote to memory of 2480 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 87 PID 2864 wrote to memory of 2480 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 87 PID 2864 wrote to memory of 1720 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 90 PID 2864 wrote to memory of 1720 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 90 PID 2864 wrote to memory of 1720 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 90 PID 1720 wrote to memory of 2200 1720 AK74.exe 92 PID 1720 wrote to memory of 2200 1720 AK74.exe 92 PID 1720 wrote to memory of 2200 1720 AK74.exe 92 PID 4848 wrote to memory of 3116 4848 Ghiya.exe 93 PID 4848 wrote to memory of 3116 4848 Ghiya.exe 93 PID 4848 wrote to memory of 3116 4848 Ghiya.exe 93 PID 2200 wrote to memory of 2956 2200 cmd.exe 95 PID 2200 wrote to memory of 2956 2200 cmd.exe 95 PID 2200 wrote to memory of 2956 2200 cmd.exe 95 PID 2864 wrote to memory of 4480 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 97 PID 2864 wrote to memory of 3816 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 96 PID 2864 wrote to memory of 3816 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 96 PID 2864 wrote to memory of 3816 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 96 PID 2864 wrote to memory of 4480 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 97 PID 2864 wrote to memory of 4480 2864 3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe 97 PID 4464 wrote to memory of 4440 4464 svchost.exe 102 PID 4464 wrote to memory of 4440 4464 svchost.exe 102 PID 4464 wrote to memory of 4440 4464 svchost.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.exe"C:\Users\Admin\AppData\Local\Temp\3f79c2bd0b6c56b3ce2d8aeb5d76753601a243075ab529db639863b737facc37.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:2864 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2544
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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:2480
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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:1720 -
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:2200 -
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:2956
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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:3816
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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:4480
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3620
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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:4464 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240626250.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4440
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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:3116
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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
MD5738cf39583bcd12f3ed0ce72f32b0705
SHA1137a24de3026af43435eaef8d8f9787631dad3a5
SHA256b4aa5565d1005bd0dc85a87816727d324571590e200046e2082aaf01997ce325
SHA512d00dee29061f806a5584c0fba1fa6ea4d963732436b20f3ff0fe97157815b22e79b28a00bc4377d30a46f01387f70d2e259c3ee5065ec8cb09889accf01fa7b2
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Filesize
1.2MB
MD5e3a3ceadb83c3831c33e3a579f7dfdfd
SHA1ac86b5a39a27a2c615539fc2fed1353ca3fab15a
SHA256a7ceedd85ce91f478b95f80516a39bbbb2b9362404befa664ca8d916278a3a4c
SHA512124ed61465c42c038398a003e41d312bcfd021562a2f336c66e2814b924d176460ea20f40f2c18242233ee6c2e67f2f175bec1a078ecd52598d773c99f870f8b
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Filesize
49KB
MD54b7942ac240ebdbad957905c75f67970
SHA12ecb8a4a39e8f0f4d3785a1a159e54a93dcf79ad
SHA2564fb5e25a96a7913e3eecf52762c721f13f75ac80c3090ea16b2691b109f22b1a
SHA51214a93eef38c59358b2360104586fe13c334f8b90c88c78aef473a6165c36f7296d88bfc040eab25580abcbad0282941bf2f2e21367c71b7bc53b17332a74c124
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641