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
26-12-2024 06:54
Behavioral task
behavioral1
Sample
337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe
Resource
win7-20241023-en
General
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Target
337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe
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Size
1.2MB
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MD5
94f8df845b08490bf0f3bba3c370f787
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SHA1
aa0f2ceefa553a00d889118531ce58843803d4f7
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SHA256
337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39
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SHA512
1f9dbd263cdf2a7bdd272315231d1d5daa9178e0c978b48c4accebb99631ffa6aa650b5f34d0d7cca1a8a53fdcc250860e59838932d96686bc196b7fadf968f4
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiC:WIwgMEuy+inDfp3/XoCw57XYBwKC
Malware Config
Signatures
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resource yara_rule behavioral2/memory/540-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/540-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2520-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2520-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3136-51-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3136-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3136-61-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c9b-17.dat family_gh0strat behavioral2/memory/540-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/540-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2520-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2520-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3136-51-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3136-55-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3136-61-0x0000000010000000-0x00000000101BA000-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\\240624359.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe -
Executes dropped EXE 6 IoCs
pid Process 920 AK47.exe 2480 AK47.exe 540 AK74.exe 2520 Ghiya.exe 3136 Ghiya.exe 2328 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 2480 AK47.exe 3188 svchost.exe 2328 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4744-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4744-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023ca0-58.dat vmprotect behavioral2/memory/4744-68-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4744-71-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4744-74-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4744-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4744-81-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4744-84-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4744-87-0x0000000000400000-0x0000000000760000-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" 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.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\240624359.txt AK47.exe File created C:\Windows\SysWOW64\240624359.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/540-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/540-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/540-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2520-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2520-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2520-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3136-51-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3136-55-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3136-61-0x0000000010000000-0x00000000101BA000-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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.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 cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1028 cmd.exe 3764 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000_Classes\Local Settings 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3764 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3136 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 540 AK74.exe Token: SeLoadDriverPrivilege 3136 Ghiya.exe Token: 33 3136 Ghiya.exe Token: SeIncBasePriorityPrivilege 3136 Ghiya.exe Token: 33 3136 Ghiya.exe Token: SeIncBasePriorityPrivilege 3136 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4744 wrote to memory of 920 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 82 PID 4744 wrote to memory of 920 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 82 PID 4744 wrote to memory of 920 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 82 PID 4744 wrote to memory of 2480 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 83 PID 4744 wrote to memory of 2480 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 83 PID 4744 wrote to memory of 2480 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 83 PID 4744 wrote to memory of 540 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 86 PID 4744 wrote to memory of 540 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 86 PID 4744 wrote to memory of 540 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 86 PID 540 wrote to memory of 1028 540 AK74.exe 88 PID 540 wrote to memory of 1028 540 AK74.exe 88 PID 540 wrote to memory of 1028 540 AK74.exe 88 PID 2520 wrote to memory of 3136 2520 Ghiya.exe 89 PID 2520 wrote to memory of 3136 2520 Ghiya.exe 89 PID 2520 wrote to memory of 3136 2520 Ghiya.exe 89 PID 4744 wrote to memory of 64 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 91 PID 4744 wrote to memory of 64 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 91 PID 4744 wrote to memory of 64 4744 337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe 91 PID 1028 wrote to memory of 3764 1028 cmd.exe 93 PID 1028 wrote to memory of 3764 1028 cmd.exe 93 PID 1028 wrote to memory of 3764 1028 cmd.exe 93 PID 3188 wrote to memory of 2328 3188 svchost.exe 94 PID 3188 wrote to memory of 2328 3188 svchost.exe 94 PID 3188 wrote to memory of 2328 3188 svchost.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.exe"C:\Users\Admin\AppData\Local\Temp\337818eeab8791cfc8b214cb11c852ed1ede224bfcc94ed256a662423cd5cd39.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:4744 -
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:920
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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:540 -
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:1028 -
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:3764
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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:64
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:1780
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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:3188 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240624359.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2328
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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:2520 -
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:3136
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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
MD5bdcccd135dd2f076f68105b915c7421f
SHA1a7a2ed4ea02a2a34ec9c96fcf891e464fed4e583
SHA2568fd14c95c3855b39ae4f540fb74488656302ebe1e4f32c74fc1f9cf79fb78ad5
SHA5121ac055d74b972b1f2e228882bbc6ed5eb0de73e67ceb24d6c12b2c419491410c90c7fe3e32a5127c784aa79d51ce67cb5a0a0ee3d4605c2f3556000b5c0bf031
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Filesize
1.2MB
MD5629ad73615ce1c4571a071a783f5893c
SHA10d519c0c7537667ac5ebdc9aa39999a80b6155ab
SHA25692422e754b144c38c5a0b677e154f1c88be8a94f814f3242861039471525fdd4
SHA512eed98754656507061942e5a8cb36f51d1757f1eb57e9ed329888bad1810a7a3d835d7e7d733dd33d9b1a2f7dbd140e07c4ffa9b2d8db2979bb8fcf4e9137e101
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Filesize
49KB
MD553160c18b403566852107685ca1e3ebc
SHA15e04bbf773b54c53c889fd8b67008c6d8628d836
SHA256abeb535f56c124037902160bc7399db428a51a9a54018763f8d0ed082f03c927
SHA512ac033b8af5452f4a194013f91cfc928923d8e40b2c1812a6849d0534bcaae8d0a310b915dea5a4204e6c1d6c359485316865b22e4fec20537c722ce8a9f6e7c4
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641