Analysis
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max time kernel
150s -
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
28-12-2024 21:47
Behavioral task
behavioral1
Sample
73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe
Resource
win7-20240903-en
General
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Target
73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe
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Size
1.2MB
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MD5
250a61add21fc13553833df154795862
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SHA1
572595818bb13042bf4e307216eafe8006f250d4
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SHA256
73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582
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SHA512
fc8719ff002553c5de20639d4823284d627d25d3b3ad0977e11bebdec4e09b6263bce4366ebb0a17ed3ed67e3b09c390269487edc985a5adcd47d1b61a826f2e
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtin:WIwgMEuy+inDfp3/XoCw57XYBwKn
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1828-35-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1828-34-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1432-42-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1432-43-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2892-56-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2892-64-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2892-66-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b7b-17.dat family_gh0strat behavioral2/memory/1828-35-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1828-34-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1432-42-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1432-43-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2892-56-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2892-64-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2892-66-0x0000000010000000-0x00000000101BA000-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\\240608265.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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Executes dropped EXE 6 IoCs
pid Process 464 AK47.exe 4064 AK47.exe 1828 AK74.exe 1432 Ghiya.exe 2892 Ghiya.exe 1216 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 4 IoCs
pid Process 4064 AK47.exe 464 AK47.exe 4520 svchost.exe 1216 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4016-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4016-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000c000000023b84-58.dat vmprotect behavioral2/memory/4016-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4016-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4016-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4016-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4016-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4016-88-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4016-91-0x0000000000400000-0x0000000000760000-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" 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.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\240608250.txt AK47.exe File created C:\Windows\SysWOW64\240608265.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 -
resource yara_rule behavioral2/memory/1828-32-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1828-35-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1828-34-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1432-42-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1432-43-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1432-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2892-56-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2892-64-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2892-66-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3816 4064 WerFault.exe 83 -
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 svchost.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.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 3848 cmd.exe 4184 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\Local Settings 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4184 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2892 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1828 AK74.exe Token: SeLoadDriverPrivilege 2892 Ghiya.exe Token: 33 2892 Ghiya.exe Token: SeIncBasePriorityPrivilege 2892 Ghiya.exe Token: 33 2892 Ghiya.exe Token: SeIncBasePriorityPrivilege 2892 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4016 wrote to memory of 464 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 82 PID 4016 wrote to memory of 464 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 82 PID 4016 wrote to memory of 464 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 82 PID 4016 wrote to memory of 4064 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 83 PID 4016 wrote to memory of 4064 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 83 PID 4016 wrote to memory of 4064 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 83 PID 4016 wrote to memory of 1828 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 89 PID 4016 wrote to memory of 1828 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 89 PID 4016 wrote to memory of 1828 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 89 PID 1828 wrote to memory of 3848 1828 AK74.exe 91 PID 1828 wrote to memory of 3848 1828 AK74.exe 91 PID 1828 wrote to memory of 3848 1828 AK74.exe 91 PID 1432 wrote to memory of 2892 1432 Ghiya.exe 92 PID 1432 wrote to memory of 2892 1432 Ghiya.exe 92 PID 1432 wrote to memory of 2892 1432 Ghiya.exe 92 PID 4016 wrote to memory of 1948 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 94 PID 4016 wrote to memory of 1948 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 94 PID 4016 wrote to memory of 1948 4016 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 94 PID 3848 wrote to memory of 4184 3848 cmd.exe 96 PID 3848 wrote to memory of 4184 3848 cmd.exe 96 PID 3848 wrote to memory of 4184 3848 cmd.exe 96 PID 4520 wrote to memory of 1216 4520 svchost.exe 97 PID 4520 wrote to memory of 1216 4520 svchost.exe 97 PID 4520 wrote to memory of 1216 4520 svchost.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe"C:\Users\Admin\AppData\Local\Temp\73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.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:4016 -
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:464
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:4064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4064 -s 4883⤵
- Program crash
PID:3816
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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:1828 -
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:3848 -
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:4184
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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:1948
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2944
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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:4520 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240608265.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4064 -ip 40641⤵PID:2608
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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:1432 -
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:2892
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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
MD51ee1a67849e4f181d40759c54919a5a7
SHA19144539246af0bdcdcd3e034b88b817ffbd7d69a
SHA2567e29e2fdb95e080df08c471c37c9b8505d594fe2582bc0fdf7fcc77b6e830a84
SHA5120941024ffdd42234d2dc4a5ef24650dd82c4dd5971946b8dd0596745413c610ee5585be2fbb40e9fc56d7c9d1ebc6b1fbf20168190a0bd8e401e9a5153e773c9
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Filesize
1.2MB
MD57e1add90aaf2018626216e9a75dad2d5
SHA14e8cf45aac0db6d5f258fb3c2da798978c9d606f
SHA256b0caf8eb17e89a0dd3ef45b910a483bde9e4c6ec61d99991cf719c1ad93eafce
SHA512fd0dec3293921f0036b9b3d7978c9208dc3aaff75be7da8840e0fa889ecc2710a49b7c58608efa46723cb65a7c119f77ec7765f1212d2f0885ac51af445d994e
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Filesize
49KB
MD5898acee7a4cf1be08626fc087b1a1cd4
SHA12e1749f9e045c902c2ab411cb8ad89f849c2cc63
SHA256eb32c1674c2a6499082ff7fa4328204383d951599366c939b6fc0ee4d4d9fc52
SHA51226481243e8686d97c24198b4b6c10e6422ff9c318bb3398363719560a446b6e3ee5e78f1deb2a0d3b353e977e22cb0b6b5b89dfa50a1359f4b6d85899529f005
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641