Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-01-2025 03:49
Behavioral task
behavioral1
Sample
99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe
Resource
win7-20240903-en
General
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Target
99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe
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Size
1.2MB
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MD5
6c0d22a8e0ca90693b135874b19d7fd7
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SHA1
d089ac3f99f08c9ef39a6f20a689220d846753c9
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SHA256
99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680
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SHA512
54f062023b4edb1e4a14422852441a52fbf420da89580dab0d1849530fb5de3c4b855f49ba70ad1e745102de49679d2322be09d8d62467926eaecdd16ce88ecf
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti1:WIwgMEuy+inDfp3/XoCw57XYBwK1
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4700-28-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4700-29-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5072-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5072-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3540-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3540-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3540-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c96-17.dat family_gh0strat behavioral2/memory/4700-28-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4700-29-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5072-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5072-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3540-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3540-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3540-55-0x0000000010000000-0x00000000101BA000-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\\240628890.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe -
Executes dropped EXE 6 IoCs
pid Process 2056 AK47.exe 1584 AK47.exe 4700 AK74.exe 5072 Ghiya.exe 3540 Ghiya.exe 2720 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 2056 AK47.exe 768 svchost.exe 2720 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3472-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3472-2-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023c9b-60.dat vmprotect behavioral2/memory/3472-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3472-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3472-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3472-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3472-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3472-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3472-88-0x0000000000400000-0x0000000000760000-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" 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.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\240628890.txt AK47.exe File created C:\Windows\SysWOW64\240628890.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.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\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe -
resource yara_rule behavioral2/memory/4700-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4700-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4700-29-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5072-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5072-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5072-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3540-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3540-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3540-55-0x0000000010000000-0x00000000101BA000-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 AK47.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 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.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 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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3052 PING.EXE 2836 cmd.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000_Classes\Local Settings 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3052 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3540 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4700 AK74.exe Token: SeLoadDriverPrivilege 3540 Ghiya.exe Token: 33 3540 Ghiya.exe Token: SeIncBasePriorityPrivilege 3540 Ghiya.exe Token: 33 3540 Ghiya.exe Token: SeIncBasePriorityPrivilege 3540 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3472 wrote to memory of 2056 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 83 PID 3472 wrote to memory of 2056 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 83 PID 3472 wrote to memory of 2056 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 83 PID 3472 wrote to memory of 1584 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 84 PID 3472 wrote to memory of 1584 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 84 PID 3472 wrote to memory of 1584 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 84 PID 3472 wrote to memory of 4700 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 86 PID 3472 wrote to memory of 4700 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 86 PID 3472 wrote to memory of 4700 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 86 PID 5072 wrote to memory of 3540 5072 Ghiya.exe 89 PID 5072 wrote to memory of 3540 5072 Ghiya.exe 89 PID 5072 wrote to memory of 3540 5072 Ghiya.exe 89 PID 4700 wrote to memory of 2836 4700 AK74.exe 90 PID 4700 wrote to memory of 2836 4700 AK74.exe 90 PID 4700 wrote to memory of 2836 4700 AK74.exe 90 PID 3472 wrote to memory of 5060 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 92 PID 3472 wrote to memory of 5060 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 92 PID 3472 wrote to memory of 5060 3472 99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe 92 PID 2836 wrote to memory of 3052 2836 cmd.exe 93 PID 2836 wrote to memory of 3052 2836 cmd.exe 93 PID 2836 wrote to memory of 3052 2836 cmd.exe 93 PID 768 wrote to memory of 2720 768 svchost.exe 96 PID 768 wrote to memory of 2720 768 svchost.exe 96 PID 768 wrote to memory of 2720 768 svchost.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.exe"C:\Users\Admin\AppData\Local\Temp\99d077f92e3a5324c7bdbb59109669ad3dbdfca08754f4f9627a1e776b5c0680.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:3472 -
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:2056
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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:1584
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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:4700 -
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:2836 -
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:3052
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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:5060
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:636
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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:768 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240628890.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2720
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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:5072 -
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:3540
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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
MD5574b6ee6c831981823224f7f2f648e30
SHA1f5bffd9e0b4a4b1f338da1ef7267e620fd743e5a
SHA2561a3870d78331784c6142af20dafccc3b58f1313d70ca6f3e8e4b4f5494ea291f
SHA512447b5314ac26ce6149f9a8c2a32004579708d45eff7ea7eb302ab960e8fdf08a026516276ee8cab4705b3cf422acb8d21837b79142c150ad88e3195d0fb10378
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Filesize
1.2MB
MD528ca67778ea5ed8aee170cde212212d1
SHA12d899d4b988dc3a11a641e1ed217a78fd9f194ce
SHA256e4ccd0bb8a42c14fec8faad55ce2adaba67c61c45a1f9d0f05b3b102a35d81f2
SHA512ce9da78743119a799636f2c2fbde67af420320e8afc74edd01f38a28bd3aeaaabdf05c1cc3a23c24cb95a2453dcf859d9e2e84a798fadfc56fa94cb5e62d01b2
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Filesize
49KB
MD5e9c83b37281cd890a938eb140c970753
SHA1ab4bfd15bcab49f7155ae5636db1a9f35dcaccc1
SHA256491a4e8ae362d13e7ad1dcec1d54d1be560d315ab0dcd0a441fbd206d9840ef1
SHA512d41f928549a71537e9107657968a9293a810cd9b91e715ff9aad3873ad1134d394aad23cc7b5cbedb83860f4251ddf53426ab03ba0d676563985556bb0aef40d
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641