Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14-01-2025 18:51
Behavioral task
behavioral1
Sample
91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe
Resource
win7-20240708-en
General
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Target
91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe
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Size
1.2MB
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MD5
0f7506770d3417c9f5457ac4ffceae0c
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SHA1
4a5a6ea83d4a86701ae7e54c0d7e726c45b6627c
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SHA256
91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e
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SHA512
74dd12c190c125f30965614636b3ce2beed22bd1a6e38bce343c33977a3eb20cbdbff6979d2745bc9443050dc58b1ee266f5cedb27723526037fc3db20e2fcaa
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtij:WIwgMEuy+inDfp3/XoCw57XYBwKj
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3396-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3396-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1980-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1980-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2004-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2004-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2004-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b75-17.dat family_gh0strat behavioral2/memory/3396-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3396-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1980-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1980-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2004-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2004-54-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2004-55-0x0000000010000000-0x00000000101BA000-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\\240627531.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe -
Executes dropped EXE 6 IoCs
pid Process 1096 AK47.exe 4260 AK47.exe 3396 AK74.exe 1980 Ghiya.exe 2004 Ghiya.exe 4224 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 1096 AK47.exe 1860 svchost.exe 4224 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/2516-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2516-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000a000000023b7a-60.dat vmprotect behavioral2/memory/2516-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2516-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2516-76-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2516-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2516-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2516-86-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2516-89-0x0000000000400000-0x0000000000760000-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" 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.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\240627531.txt AK47.exe File created C:\Windows\SysWOW64\240627531.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/3396-29-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3396-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3396-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1980-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1980-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1980-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2004-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2004-54-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2004-55-0x0000000010000000-0x00000000101BA000-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 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1208 cmd.exe 1480 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1480 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2004 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3396 AK74.exe Token: SeLoadDriverPrivilege 2004 Ghiya.exe Token: 33 2004 Ghiya.exe Token: SeIncBasePriorityPrivilege 2004 Ghiya.exe Token: 33 2004 Ghiya.exe Token: SeIncBasePriorityPrivilege 2004 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2516 wrote to memory of 1096 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 83 PID 2516 wrote to memory of 1096 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 83 PID 2516 wrote to memory of 1096 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 83 PID 2516 wrote to memory of 4260 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 84 PID 2516 wrote to memory of 4260 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 84 PID 2516 wrote to memory of 4260 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 84 PID 2516 wrote to memory of 3396 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 85 PID 2516 wrote to memory of 3396 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 85 PID 2516 wrote to memory of 3396 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 85 PID 3396 wrote to memory of 1208 3396 AK74.exe 89 PID 3396 wrote to memory of 1208 3396 AK74.exe 89 PID 3396 wrote to memory of 1208 3396 AK74.exe 89 PID 1980 wrote to memory of 2004 1980 Ghiya.exe 90 PID 1980 wrote to memory of 2004 1980 Ghiya.exe 90 PID 1980 wrote to memory of 2004 1980 Ghiya.exe 90 PID 2516 wrote to memory of 716 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 92 PID 2516 wrote to memory of 716 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 92 PID 2516 wrote to memory of 716 2516 91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe 92 PID 1208 wrote to memory of 1480 1208 cmd.exe 94 PID 1208 wrote to memory of 1480 1208 cmd.exe 94 PID 1208 wrote to memory of 1480 1208 cmd.exe 94 PID 1860 wrote to memory of 4224 1860 svchost.exe 95 PID 1860 wrote to memory of 4224 1860 svchost.exe 95 PID 1860 wrote to memory of 4224 1860 svchost.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.exe"C:\Users\Admin\AppData\Local\Temp\91f48f217326fc21181251e46564f8a8c2709ef3807aa077afdb66c72a71b87e.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:2516 -
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:1096
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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:4260
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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:3396 -
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:1208 -
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:1480
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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:716
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3956
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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:1860 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240627531.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4224
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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:1980 -
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:2004
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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
MD5d03ae5dab12e429413b2928b8fdf4a55
SHA1668c8e00f713dd2e06fbfc93faffe4d441f64767
SHA2562b42627e07bd925f6fb6024642342ad6289667918d4f08d1c6c147a1a048b0ea
SHA51275f3fa233718469f0f98257e3fd2acdd37a610a65525daac7e8615cf1dcff9432634b21a2efb98f5f2fd1e58884edbee1e450d85252cd3cf421ef917e88bf2a4
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Filesize
1.2MB
MD59555fc1691e3211d9a6b5c3fbce272a6
SHA1796ce19f3a3bebfd7a92090ad1a2b977cf9687bf
SHA256c5e0424fa1cfa2ea42c445c28d3197e8171b98ca70a62a935ec0f9f6b6cada00
SHA5124e985d7468f67902b14b3d255d7957defd285fa461f778eeffaf5d5bc2d1d4029f436cfb5d663edf1220dd2e18d403b33b9db46bb1f2f35f52a640db87e27d9f
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Filesize
49KB
MD5f2a50ec7d0847e08d329984061d1b341
SHA1a19af5cf34f41aaba6ef866a72d1922efa0dce6c
SHA2562f660557cb9bbf66c7433fd5df351586d4e1cf6eb9766eaeeb0716f9dde23f0f
SHA512498d65f71c301dbd7230548a725bf4e4e23b04f8a2a40ae5855d3b5d543adad660ffbd772743cbe72516971e29193a1a5beabfc0ca75e052c3cfb67a38dafb86
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641