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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
11/03/2025, 06:50
Behavioral task
behavioral1
Sample
d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe
Resource
win7-20240903-en
General
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Target
d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe
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Size
1.2MB
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MD5
440121d27b4bf212abd0a610a517fcb7
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SHA1
5a46b57b11289f6677364fef0866cb575bf4d718
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SHA256
d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc
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SHA512
066c61be3c6498a2c1500e1e94e2626f189ac328e11efde96fd76198d892d89fe59f095d20aad46f4b002626029845249c457f5491b418513f2a48f8d27fdd1d
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtil:WIwgMEuy+inDfp3/XoCw57XYBwKl
Malware Config
Signatures
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resource yara_rule behavioral2/memory/544-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/544-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2348-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2348-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2792-57-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2792-60-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2792-62-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023d81-17.dat family_gh0strat behavioral2/memory/544-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/544-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2348-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2348-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2792-57-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2792-60-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2792-62-0x0000000010000000-0x00000000101BA000-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\\240630953.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-1-5-21-250031470-1197856012-2659781506-1000\Control Panel\International\Geo\Nation d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe -
Executes dropped EXE 6 IoCs
pid Process 4476 AK47.exe 4032 AK47.exe 544 AK74.exe 2348 Ghiya.exe 2792 Ghiya.exe 4612 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4032 AK47.exe 1796 svchost.exe 4612 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4936-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4936-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0009000000023d76-53.dat vmprotect behavioral2/memory/4936-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4936-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4936-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4936-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4936-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4936-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4936-88-0x0000000000400000-0x0000000000760000-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" d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.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\240630953.txt AK47.exe File created C:\Windows\SysWOW64\240630953.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/544-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/544-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/544-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2348-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2348-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2348-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2792-57-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2792-60-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2792-62-0x0000000010000000-0x00000000101BA000-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 cmd.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 AK74.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 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.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 4400 cmd.exe 2592 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000_Classes\Local Settings d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2592 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2792 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 544 AK74.exe Token: SeLoadDriverPrivilege 2792 Ghiya.exe Token: 33 2792 Ghiya.exe Token: SeIncBasePriorityPrivilege 2792 Ghiya.exe Token: 33 2792 Ghiya.exe Token: SeIncBasePriorityPrivilege 2792 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4936 wrote to memory of 4476 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 89 PID 4936 wrote to memory of 4476 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 89 PID 4936 wrote to memory of 4476 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 89 PID 4936 wrote to memory of 4032 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 90 PID 4936 wrote to memory of 4032 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 90 PID 4936 wrote to memory of 4032 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 90 PID 4936 wrote to memory of 544 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 94 PID 4936 wrote to memory of 544 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 94 PID 4936 wrote to memory of 544 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 94 PID 544 wrote to memory of 4400 544 AK74.exe 97 PID 544 wrote to memory of 4400 544 AK74.exe 97 PID 544 wrote to memory of 4400 544 AK74.exe 97 PID 2348 wrote to memory of 2792 2348 Ghiya.exe 98 PID 2348 wrote to memory of 2792 2348 Ghiya.exe 98 PID 2348 wrote to memory of 2792 2348 Ghiya.exe 98 PID 4936 wrote to memory of 4036 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 100 PID 4936 wrote to memory of 4036 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 100 PID 4936 wrote to memory of 4036 4936 d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe 100 PID 4400 wrote to memory of 2592 4400 cmd.exe 102 PID 4400 wrote to memory of 2592 4400 cmd.exe 102 PID 4400 wrote to memory of 2592 4400 cmd.exe 102 PID 1796 wrote to memory of 4612 1796 svchost.exe 104 PID 1796 wrote to memory of 4612 1796 svchost.exe 104 PID 1796 wrote to memory of 4612 1796 svchost.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.exe"C:\Users\Admin\AppData\Local\Temp\d90b2c18f231c037425db6a420ca297cedabd7ce4b09f651a73225f0f3f5dadc.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:4936 -
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:4476
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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:4032
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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:544 -
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:4400 -
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:2592
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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:4036
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:4960
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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:1796 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240630953.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4612
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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:2348 -
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:2792
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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
MD5810d7a02f5ad0ca38eeb53452b2f529f
SHA15a69e78f468d8e51e4faac9f74c4ff916ee49b88
SHA256f31135df1f9706778e96c32a298aaf2a774612e2d4b3efe86653978bb2a57866
SHA51286d7dd3480f352b11b7b1c8325d3ba81daf7753e23e15f3c205876f4275dfc30da4097d9015a633ab4d20557e10011743e6a8d9510f8ef32e0f27521ac9ea930
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Filesize
1.2MB
MD5f2e9043013a2564d8ffe29399d34b29e
SHA143ad2492c0de20ab472b4967b3e58f44c7285970
SHA2564fb025dee612f689537d4bd397d3d08a8f6c46fecf5f424e17d6348358011e3a
SHA512edca6f093de24412e5f45af019417eadb8b32bf096a16ab8230f67f65dfc5530a43d078081cf10a174e6dbb5063647f222f137b8126d417f1dab931382436525
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Filesize
49KB
MD5cf13ba9ab607601012ccf61f4a3188ff
SHA1a113ca7a608c8e537cff10a226a31f3ebefae189
SHA25653ac899a920edb10ac6fc8e03754ea7a209761067d8bfaa38949e8e1f2750cc9
SHA5120abe16ed9d7646b5023773f4cf7ffd01ac464e259b3175f149899e4e80484fde3e8de38fa73696df1ec4e53136ff566b61a3c7a8e0fe66b27d0db74772c5a00d
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641