Analysis
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max time kernel
146s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2024 20:01
Behavioral task
behavioral1
Sample
aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe
Resource
win7-20240729-en
General
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Target
aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe
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Size
1.2MB
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MD5
17c9b1d59672aaed09c5cde8e8f9b777
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SHA1
d0c48d6bd700a52ec10fddff1dc20a4c71e36622
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SHA256
aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b
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SHA512
fb9d8cb1702c78b5b9e3eef038c4f983cd6cf8a8f13a16bd1f561ec2d778c9b878a5996b0773a5671567cceca82186f3b2260857e2b3a60805dff1944bf26f41
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti/:WIwgMEuy+inDfp3/XoCw57XYBwK/
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3460-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3460-32-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5104-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5104-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2596-51-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2596-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2596-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0008000000023c93-17.dat family_gh0strat behavioral2/memory/3460-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3460-32-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5104-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5104-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2596-51-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2596-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2596-55-0x0000000010000000-0x00000000101BA000-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\\240623765.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe -
Executes dropped EXE 6 IoCs
pid Process 3280 AK47.exe 1864 AK47.exe 3460 AK74.exe 5104 Ghiya.exe 2596 Ghiya.exe 5072 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 3280 AK47.exe 536 svchost.exe 5072 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/540-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/540-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023c9b-62.dat vmprotect behavioral2/memory/540-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/540-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/540-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/540-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/540-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/540-88-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/540-91-0x0000000000400000-0x0000000000760000-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" aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.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\240623765.txt AK47.exe File created C:\Windows\SysWOW64\240623765.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/3460-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3460-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3460-32-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5104-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5104-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5104-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2596-51-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2596-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2596-55-0x0000000010000000-0x00000000101BA000-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 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 svchost.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 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 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1172 cmd.exe 2288 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000_Classes\Local Settings aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2288 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2596 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3460 AK74.exe Token: SeLoadDriverPrivilege 2596 Ghiya.exe Token: 33 2596 Ghiya.exe Token: SeIncBasePriorityPrivilege 2596 Ghiya.exe Token: 33 2596 Ghiya.exe Token: SeIncBasePriorityPrivilege 2596 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 540 wrote to memory of 3280 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 83 PID 540 wrote to memory of 3280 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 83 PID 540 wrote to memory of 3280 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 83 PID 540 wrote to memory of 1864 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 84 PID 540 wrote to memory of 1864 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 84 PID 540 wrote to memory of 1864 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 84 PID 540 wrote to memory of 3460 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 86 PID 540 wrote to memory of 3460 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 86 PID 540 wrote to memory of 3460 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 86 PID 3460 wrote to memory of 1172 3460 AK74.exe 89 PID 3460 wrote to memory of 1172 3460 AK74.exe 89 PID 3460 wrote to memory of 1172 3460 AK74.exe 89 PID 5104 wrote to memory of 2596 5104 Ghiya.exe 90 PID 5104 wrote to memory of 2596 5104 Ghiya.exe 90 PID 5104 wrote to memory of 2596 5104 Ghiya.exe 90 PID 540 wrote to memory of 3760 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 92 PID 540 wrote to memory of 3760 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 92 PID 540 wrote to memory of 3760 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 92 PID 540 wrote to memory of 8 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 93 PID 540 wrote to memory of 8 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 93 PID 540 wrote to memory of 8 540 aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe 93 PID 1172 wrote to memory of 2288 1172 cmd.exe 95 PID 1172 wrote to memory of 2288 1172 cmd.exe 95 PID 1172 wrote to memory of 2288 1172 cmd.exe 95 PID 536 wrote to memory of 5072 536 svchost.exe 100 PID 536 wrote to memory of 5072 536 svchost.exe 100 PID 536 wrote to memory of 5072 536 svchost.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.exe"C:\Users\Admin\AppData\Local\Temp\aa1be74345d54eed721df4998c4ac0bc2c87029f9feb91c49920820db627b47b.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:540 -
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:3280
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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:1864
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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:3460 -
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:1172 -
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:2288
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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:3760
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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:8
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2032
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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:536 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240623765.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:5072
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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:5104 -
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:2596
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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
MD5e4064d276210f5ce4c487ca92d3a1b2f
SHA182274735756d02ca56af520e772f586c461c42c8
SHA25653be568accae354e1b78a1b778cd259f34d3f5568f5f0b92111b87b581a97d63
SHA5125325e9abcf65bce9f14a6bce0aa94731b7f21316499758728b3ebec939edccf37fd360de92ccdc4a189b01890dffc88bd02a1fae5da23bc2657a7c1dc1e36c87
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Filesize
1.2MB
MD5e3a0aa11619ea7ee2f23fad4ecbfeb23
SHA1186e1f66ef86fcbc4cb77b3f88301a7f15ab9b5d
SHA256dd03069baaee7d510cf7c042745baad67b7c6fb74ea83c46f9fd84b3e5bc096a
SHA512c5cba244e6b7c472ae314330f71ee8af68f16586955a2101a747721c493441235278b4f0deaf7bbc936965325f40d2af51a19f39145322b98ac0c8bf51ae0f4a
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Filesize
49KB
MD5df074816709b00bb85d801ad8df739b9
SHA133f180467b117944a7af07754394e08d5b5241a5
SHA256062a8a25bc70725018622086b335c86b2b0d7bf4ab81623703cd234605ec055d
SHA5129821c46c44db931222d95e9731ff6106377281a9d3d2720c20ca5437e762a1cd6323d04bacad34ea0356f4cb7c6b7db866de6087d945f710f31cce195da17a18
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641