Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-12-2024 06:29
Behavioral task
behavioral1
Sample
b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe
Resource
win7-20240903-en
General
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Target
b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe
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Size
1.2MB
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MD5
67d6b413bbd676b4022eb1c0ce99024a
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SHA1
c473864e9615b1fdcfef424d68f9091c80d92976
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SHA256
b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a
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SHA512
26070cc900126d05ca50fa8ef92b1902344912ba44090159674dfac7f40b929e9f788f9e96b1ed5ac316c39c19b3236bd0a29715e17e93b2c77d74d2554e7ba7
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiw:WIwgMEuy+inDfp3/XoCw57XYBwKw
Malware Config
Signatures
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resource yara_rule behavioral2/memory/116-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/116-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3296-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3296-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1508-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1508-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1508-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c72-17.dat family_gh0strat behavioral2/memory/116-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/116-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3296-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3296-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1508-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1508-54-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1508-55-0x0000000010000000-0x00000000101BA000-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\\240622375.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe -
Executes dropped EXE 6 IoCs
pid Process 4176 AK47.exe 4200 AK47.exe 116 AK74.exe 3296 Ghiya.exe 1508 Ghiya.exe 3896 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4176 AK47.exe 3988 svchost.exe 3896 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/2584-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2584-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0008000000023c6f-60.dat vmprotect behavioral2/memory/2584-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2584-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2584-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2584-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2584-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2584-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2584-88-0x0000000000400000-0x0000000000760000-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" b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe -
Drops file in System32 directory 7 IoCs
description ioc Process 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\240622375.txt AK47.exe File created C:\Windows\SysWOW64\240622375.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 -
resource yara_rule behavioral2/memory/116-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/116-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/116-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3296-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3296-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3296-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1508-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1508-54-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1508-55-0x0000000010000000-0x00000000101BA000-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 WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1372 cmd.exe 3232 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000_Classes\Local Settings b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3232 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1508 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 116 AK74.exe Token: SeLoadDriverPrivilege 1508 Ghiya.exe Token: 33 1508 Ghiya.exe Token: SeIncBasePriorityPrivilege 1508 Ghiya.exe Token: 33 1508 Ghiya.exe Token: SeIncBasePriorityPrivilege 1508 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2584 wrote to memory of 4176 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 83 PID 2584 wrote to memory of 4176 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 83 PID 2584 wrote to memory of 4176 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 83 PID 2584 wrote to memory of 4200 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 84 PID 2584 wrote to memory of 4200 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 84 PID 2584 wrote to memory of 4200 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 84 PID 2584 wrote to memory of 116 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 86 PID 2584 wrote to memory of 116 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 86 PID 2584 wrote to memory of 116 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 86 PID 116 wrote to memory of 1372 116 AK74.exe 89 PID 116 wrote to memory of 1372 116 AK74.exe 89 PID 116 wrote to memory of 1372 116 AK74.exe 89 PID 3296 wrote to memory of 1508 3296 Ghiya.exe 90 PID 3296 wrote to memory of 1508 3296 Ghiya.exe 90 PID 3296 wrote to memory of 1508 3296 Ghiya.exe 90 PID 2584 wrote to memory of 216 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 92 PID 2584 wrote to memory of 216 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 92 PID 2584 wrote to memory of 216 2584 b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe 92 PID 1372 wrote to memory of 3232 1372 cmd.exe 94 PID 1372 wrote to memory of 3232 1372 cmd.exe 94 PID 1372 wrote to memory of 3232 1372 cmd.exe 94 PID 3988 wrote to memory of 3896 3988 svchost.exe 96 PID 3988 wrote to memory of 3896 3988 svchost.exe 96 PID 3988 wrote to memory of 3896 3988 svchost.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.exe"C:\Users\Admin\AppData\Local\Temp\b218aa30c47b3d9e84e77035bfb56ddd14c6d4229d5c0b455befbaae07d3675a.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:2584 -
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:4176
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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:4200
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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:116 -
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:1372 -
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:3232
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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:216
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2152
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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:3988 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240622375.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:3896
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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:3296 -
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:1508
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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
MD57d040e8a8aebb8e85016b01f5b181a99
SHA124116f6e237fbcd7b0fb3ac600af6afb20b39ab4
SHA256a53d8c40725b2879cbc73e5392ba58d90ce7826b96621293d161684762bd1192
SHA512b94d4376a3298d883291026a5dfdd1d5512024b646b17cf17ade38247561cad221d2dc11ba7eb2a6a3935b60ebe069931e93bda397561ba808e33d2b2fabc1ce
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Filesize
1.2MB
MD558eeacc3c67cf22a531088172ffb2698
SHA1e375c57a42cc2e10e5dca4c00da4a71e746ad7e5
SHA256fc619f06dc6a8a8006efe601dffb2b732312f5c20ee4e85bd81d1e71fa35f954
SHA51294435f023f715e568bef35524ada36edec70adbb6997786967db6ed9642a807091cb6b8d68e4d8ab504788ef2b839e3a46de8234dde19783d163b305d9c700c0
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Filesize
49KB
MD5c8a8276e56e541f18eb2cd494d914c7d
SHA14b18d493b6949dc4cf8ecab33734e8b7ef979e98
SHA256d7a2a0066e1437aa3e2f83bd3b86a5222ba2dd3cf3c37495235ead4246cddfa0
SHA512d4981348f74e62c5fa10977a8f60485e49c6ba3da7ee166c6f5519e4b51d1ccba0776ebe5c73be8af4dd11df384818cf478cfe08cfa0fdea377cd10bdcaafece
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641