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
14-11-2024 20:04
Behavioral task
behavioral1
Sample
f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe
Resource
win7-20240903-en
General
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Target
f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe
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Size
1.2MB
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MD5
85c69b6cb9e87a7bc9ac7be0240850c4
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SHA1
da45b46ad78a5b9ef3acea148911c479e1f51428
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SHA256
f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1
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SHA512
d6fea923cd4c00d25c9716f227c1e177653f6847a03bd4592bdfb64a8267420df01677cd15d2b7b0c18884e7417785f5d1d479b7864f24dae6d107bbfc5c1bbc
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti5:WIwgMEuy+inDfp3/XoCw57XYBwK5
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4948-33-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4948-32-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3452-41-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3452-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2620-58-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2620-60-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2620-63-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023cc8-17.dat family_gh0strat behavioral2/memory/4948-33-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4948-32-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3452-41-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3452-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2620-58-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2620-60-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2620-63-0x0000000010000000-0x00000000101BA000-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\\240635921.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe -
Executes dropped EXE 6 IoCs
pid Process 4416 AK47.exe 3156 AK47.exe 4948 AK74.exe 3452 Ghiya.exe 2620 Ghiya.exe 864 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4416 AK47.exe 2044 svchost.exe 864 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4588-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4588-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023ccd-55.dat vmprotect behavioral2/memory/4588-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4588-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4588-76-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4588-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4588-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4588-86-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4588-89-0x0000000000400000-0x0000000000760000-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" f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\240635921.txt AK47.exe File opened for modification C:\Windows\SysWOW64\240635921.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 File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe -
resource yara_rule behavioral2/memory/4948-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4948-33-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4948-32-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3452-41-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3452-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3452-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2620-58-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2620-60-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2620-63-0x0000000010000000-0x00000000101BA000-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 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.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 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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4780 cmd.exe 2276 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2276 PING.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2620 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4948 AK74.exe Token: SeLoadDriverPrivilege 2620 Ghiya.exe Token: 33 2620 Ghiya.exe Token: SeIncBasePriorityPrivilege 2620 Ghiya.exe Token: 33 2620 Ghiya.exe Token: SeIncBasePriorityPrivilege 2620 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4588 wrote to memory of 3156 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 86 PID 4588 wrote to memory of 3156 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 86 PID 4588 wrote to memory of 3156 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 86 PID 4588 wrote to memory of 4416 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 87 PID 4588 wrote to memory of 4416 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 87 PID 4588 wrote to memory of 4416 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 87 PID 4588 wrote to memory of 4948 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 90 PID 4588 wrote to memory of 4948 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 90 PID 4588 wrote to memory of 4948 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 90 PID 4948 wrote to memory of 4780 4948 AK74.exe 92 PID 4948 wrote to memory of 4780 4948 AK74.exe 92 PID 4948 wrote to memory of 4780 4948 AK74.exe 92 PID 3452 wrote to memory of 2620 3452 Ghiya.exe 93 PID 3452 wrote to memory of 2620 3452 Ghiya.exe 93 PID 3452 wrote to memory of 2620 3452 Ghiya.exe 93 PID 4588 wrote to memory of 2996 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 95 PID 4588 wrote to memory of 2996 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 95 PID 4588 wrote to memory of 2996 4588 f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe 95 PID 4780 wrote to memory of 2276 4780 cmd.exe 97 PID 4780 wrote to memory of 2276 4780 cmd.exe 97 PID 4780 wrote to memory of 2276 4780 cmd.exe 97 PID 2044 wrote to memory of 864 2044 svchost.exe 101 PID 2044 wrote to memory of 864 2044 svchost.exe 101 PID 2044 wrote to memory of 864 2044 svchost.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.exe"C:\Users\Admin\AppData\Local\Temp\f37e05487421d04e5764c01d8d29659942f1c5c3bf1cc96c2e1fb029569bcbd1.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:4588 -
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:3156
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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:4416
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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:4948 -
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:4780 -
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:2276
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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:2996
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3256
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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:2044 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240635921.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:864
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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:3452 -
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:2620
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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
MD54b2b0ed18c833921faf431d280dec9f9
SHA15ca3f64eee6d2c75078ec3340d66256ac4f95cd5
SHA2560f535fbefde0b1537207640ac998ee057170e44a1f3c0cda447b8f85066f91f2
SHA512d2067310d2500b241435d059c821aeefc45389b6bf9a3d9d81d6766d37cd3954acfbf73e284dbcf6020654300e12eaf2e2a045260bdfc347a93eb94044e26d46
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Filesize
1.2MB
MD5c7b6dcc04364bb1b97436225a6c9dc6a
SHA12c23d752921b26e17d71d702b649b3ced5864438
SHA2565c648d746b55ba5690bd3e71ab86bf3f422d6bce8c29f2cf1f75080f40d0fdd0
SHA512fe06ee2e12862a65adc3f95c957bc45ed3bd80b7f10280b1a59cc818b70c4397d50569e218960a13441ccfc2d4701830b3588c7cb5e683c757aa036d080abcfd
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Filesize
49KB
MD531f09857c777a090a0320276df8bc126
SHA1a9e859b2eb372b9bfd69846524b2c781244d8dca
SHA256926fb4901ee4fad86f185a649e331fd7094a7efb8729e9ecf063e216ed76e88d
SHA512aa864aff8e8fd904766bc9027c7bf397cf61ee05763532ad057864ee785815916548e881ec6d0766683567cbe0b2975be851782f64cf8b31514fe38d5d1de1df
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641