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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30/12/2024, 19:50
Behavioral task
behavioral1
Sample
20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe
Resource
win7-20240903-en
General
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Target
20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe
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Size
1.2MB
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MD5
37d8de62efb73589fa4395cc45b48024
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SHA1
8236eacbf91857dc67527779dc12aa63b2b9fe15
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SHA256
20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182
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SHA512
35921dafd558d7df1645bb6624d604f419752871811baefa68077fc00ab8fb2a5b757e28456a46744e3ce11ea71ab0b12f39516ef3af1497fd3db07e4bd1d9f3
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiS:WIwgMEuy+inDfp3/XoCw57XYBwKS
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2744-28-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2744-29-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2648-47-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2648-48-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2648-49-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2648-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2648-57-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral1/files/0x0008000000016c89-14.dat family_gh0strat behavioral1/memory/2744-28-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2744-29-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2648-47-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2648-48-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2648-49-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2648-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2648-57-0x0000000010000000-0x00000000101BA000-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\\259463858.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 -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe -
Executes dropped EXE 6 IoCs
pid Process 2788 AK47.exe 2808 AK47.exe 2744 AK74.exe 2756 Ghiya.exe 2648 Ghiya.exe 2644 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 10 IoCs
pid Process 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2808 AK47.exe 2824 svchost.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2756 Ghiya.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2824 svchost.exe 2644 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral1/memory/2220-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/memory/2220-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/files/0x0007000000016d4c-62.dat vmprotect behavioral1/memory/2220-74-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/memory/2220-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/memory/2220-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/memory/2220-87-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/memory/2220-90-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/memory/2220-93-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral1/memory/2220-96-0x0000000000400000-0x0000000000760000-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" 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\259463858.txt AK47.exe File created C:\Windows\SysWOW64\259463858.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 behavioral1/memory/2744-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2744-29-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2744-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2648-47-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2648-45-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2648-48-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2648-49-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2648-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2648-57-0x0000000010000000-0x00000000101BA000-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 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.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 AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2600 cmd.exe 1188 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1188 PING.EXE -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2648 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2744 AK74.exe Token: SeLoadDriverPrivilege 2648 Ghiya.exe Token: 33 2648 Ghiya.exe Token: SeIncBasePriorityPrivilege 2648 Ghiya.exe Token: 33 2648 Ghiya.exe Token: SeIncBasePriorityPrivilege 2648 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2788 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 31 PID 2220 wrote to memory of 2788 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 31 PID 2220 wrote to memory of 2788 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 31 PID 2220 wrote to memory of 2788 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 31 PID 2220 wrote to memory of 2808 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 32 PID 2220 wrote to memory of 2808 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 32 PID 2220 wrote to memory of 2808 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 32 PID 2220 wrote to memory of 2808 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 32 PID 2220 wrote to memory of 2744 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 35 PID 2220 wrote to memory of 2744 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 35 PID 2220 wrote to memory of 2744 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 35 PID 2220 wrote to memory of 2744 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 35 PID 2220 wrote to memory of 2744 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 35 PID 2220 wrote to memory of 2744 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 35 PID 2220 wrote to memory of 2744 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 35 PID 2744 wrote to memory of 2600 2744 AK74.exe 37 PID 2744 wrote to memory of 2600 2744 AK74.exe 37 PID 2744 wrote to memory of 2600 2744 AK74.exe 37 PID 2744 wrote to memory of 2600 2744 AK74.exe 37 PID 2756 wrote to memory of 2648 2756 Ghiya.exe 39 PID 2756 wrote to memory of 2648 2756 Ghiya.exe 39 PID 2756 wrote to memory of 2648 2756 Ghiya.exe 39 PID 2756 wrote to memory of 2648 2756 Ghiya.exe 39 PID 2756 wrote to memory of 2648 2756 Ghiya.exe 39 PID 2756 wrote to memory of 2648 2756 Ghiya.exe 39 PID 2756 wrote to memory of 2648 2756 Ghiya.exe 39 PID 2600 wrote to memory of 1188 2600 cmd.exe 40 PID 2600 wrote to memory of 1188 2600 cmd.exe 40 PID 2600 wrote to memory of 1188 2600 cmd.exe 40 PID 2600 wrote to memory of 1188 2600 cmd.exe 40 PID 2220 wrote to memory of 2028 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 41 PID 2220 wrote to memory of 2028 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 41 PID 2220 wrote to memory of 2028 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 41 PID 2220 wrote to memory of 2028 2220 20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe 41 PID 2824 wrote to memory of 2644 2824 svchost.exe 43 PID 2824 wrote to memory of 2644 2824 svchost.exe 43 PID 2824 wrote to memory of 2644 2824 svchost.exe 43 PID 2824 wrote to memory of 2644 2824 svchost.exe 43
Processes
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C:\Users\Admin\AppData\Local\Temp\20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe"C:\Users\Admin\AppData\Local\Temp\20a097fc25928af3b228eef3e3f73ec52af0d9f3cb51f677228cec24675be182.exe"1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2220 -
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:2788
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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:2808
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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:2744 -
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:2600 -
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:1188
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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:2028
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2112
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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:2824 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259463858.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2644
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C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756 -
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:2648
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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
92B
MD529ce53e2a4a446614ccc8d64d346bde4
SHA139a7aa5cc1124842aa0c25abb16ea94452125cbe
SHA25656225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df
SHA512b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa
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Filesize
753B
MD555a37ddfe835cfdbef4545ad4b3bd912
SHA1c7c6664e016dad3b5c88052b2ba8a51164b2722a
SHA256dd6c61b9a9464b94040437bf5f3882385eac79b0a93d8853aae9ce84b3b6d126
SHA5122502d1e86ecded48b4cf8cbd01dbc139c3d5980b3ea6f31aad7f6a9187bd6fc8be91891941e044965d9624a584f8d8062cfff530ce044879d5d89046736f5c8b
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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
1.2MB
MD54122dc4961ca83397672fa5024a6f8c7
SHA109f95fda88681949504f1ac60e2abd531b8e9401
SHA25600ba3546f261cdd65acbe7a9538d32aa873e173224a2a184ae5ab3d3adb78f44
SHA512cf7a7da7789e46832bac35978264eab36b6fc3af51333c2a1965f74b3e47244c89b4e2e0d3f87076e20ebf3ebe93a6e465529c6fb5a9f733b636ba297e51e216
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Filesize
49KB
MD5446ee0a8bb929b276884d0cbae74632f
SHA1ced04505d7750158be4aab8e37fb14dd5db18e10
SHA256df4e015611a9514c6c0c0a0429baa09fb8e285f97aea4bbf98534ea444a63703
SHA5123bf07af96d87e425973b1d2ebd7f24dc12091b296b41331acf1e797ebb1f13c37383d45f46ed63662ca2b4fc48bb1dee6f77d71d0a26953d694fedc965838f62
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d