Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28/12/2024, 22:02
Behavioral task
behavioral1
Sample
73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe
Resource
win7-20240903-en
General
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Target
73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe
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Size
1.2MB
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MD5
250a61add21fc13553833df154795862
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SHA1
572595818bb13042bf4e307216eafe8006f250d4
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SHA256
73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582
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SHA512
fc8719ff002553c5de20639d4823284d627d25d3b3ad0977e11bebdec4e09b6263bce4366ebb0a17ed3ed67e3b09c390269487edc985a5adcd47d1b61a826f2e
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtin:WIwgMEuy+inDfp3/XoCw57XYBwKn
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4268-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4268-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5008-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5008-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1656-45-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1656-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1656-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c89-17.dat family_gh0strat behavioral2/memory/4268-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4268-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5008-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5008-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1656-45-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1656-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1656-54-0x0000000010000000-0x00000000101BA000-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\\240621750.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Executes dropped EXE 6 IoCs
pid Process 3988 AK47.exe 4716 AK47.exe 4268 AK74.exe 5008 Ghiya.exe 1656 Ghiya.exe 4544 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4716 AK47.exe 3652 svchost.exe 4544 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/2072-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2072-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0007000000023c8e-59.dat vmprotect behavioral2/memory/2072-68-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2072-71-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2072-74-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2072-78-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2072-81-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2072-84-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/2072-87-0x0000000000400000-0x0000000000760000-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" 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Drops file in System32 directory 7 IoCs
description ioc Process 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 File created C:\Windows\SysWOW64\240621750.txt AK47.exe File created C:\Windows\SysWOW64\240621750.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe -
resource yara_rule behavioral2/memory/4268-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4268-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4268-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5008-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5008-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5008-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1656-45-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1656-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1656-54-0x0000000010000000-0x00000000101BA000-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 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 1948 cmd.exe 4880 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\Local Settings 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4880 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1656 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4268 AK74.exe Token: SeLoadDriverPrivilege 1656 Ghiya.exe Token: 33 1656 Ghiya.exe Token: SeIncBasePriorityPrivilege 1656 Ghiya.exe Token: 33 1656 Ghiya.exe Token: SeIncBasePriorityPrivilege 1656 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2072 wrote to memory of 3988 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 83 PID 2072 wrote to memory of 3988 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 83 PID 2072 wrote to memory of 3988 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 83 PID 2072 wrote to memory of 4716 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 84 PID 2072 wrote to memory of 4716 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 84 PID 2072 wrote to memory of 4716 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 84 PID 2072 wrote to memory of 4268 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 87 PID 2072 wrote to memory of 4268 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 87 PID 2072 wrote to memory of 4268 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 87 PID 4268 wrote to memory of 1948 4268 AK74.exe 89 PID 4268 wrote to memory of 1948 4268 AK74.exe 89 PID 4268 wrote to memory of 1948 4268 AK74.exe 89 PID 5008 wrote to memory of 1656 5008 Ghiya.exe 90 PID 5008 wrote to memory of 1656 5008 Ghiya.exe 90 PID 5008 wrote to memory of 1656 5008 Ghiya.exe 90 PID 1948 wrote to memory of 4880 1948 cmd.exe 92 PID 1948 wrote to memory of 4880 1948 cmd.exe 92 PID 1948 wrote to memory of 4880 1948 cmd.exe 92 PID 2072 wrote to memory of 3172 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 93 PID 2072 wrote to memory of 3172 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 93 PID 2072 wrote to memory of 3172 2072 73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe 93 PID 3652 wrote to memory of 4544 3652 svchost.exe 96 PID 3652 wrote to memory of 4544 3652 svchost.exe 96 PID 3652 wrote to memory of 4544 3652 svchost.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.exe"C:\Users\Admin\AppData\Local\Temp\73e23e6eccc5f5989c690bca9685079a6959acdd005b7b4a2061dda06dd14582.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:2072 -
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:3988
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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:4716
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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:4268 -
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:1948 -
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:4880
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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:3172
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:4572
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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:3652 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240621750.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4544
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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:5008 -
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:1656
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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
MD5923c8f5baa718302891b245a64f62eec
SHA1d47bdba3b66a202a237cc8fc0a732b7419e9a2d6
SHA2566b85a827214cbb508477fa93e0262fca30c9f49ec330a3e2e407a10ab636807e
SHA5126ce78f25baa7a50d6c1127a0c70921ef641e677365a1f6607385a92abde1840f1667d7f6a94559ca1ecdb8adc69b4089359cbb678e8041c05d75881d256d8982
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Filesize
1.2MB
MD50a8957c112df215856999ac40b882886
SHA11dc6a5b0252e74c20b61c6fbd183ee67078e667d
SHA256962b9a747cbbeb3a55cc5500e9495dd07936869b1aabbce25d8eb31c088614a1
SHA512899b21ebda9e2286635578064930835f637991d5fc5aff8e92b9696454a5c5ef67f1ace364b7058321a1c3d90bc3854a6ecda0a3295e79f09b2be785a8b3dfbd
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Filesize
49KB
MD5abc0c8cff5f7fb7cbfab3060a0f1a75f
SHA1ba211abd02366e5e1a5514bffa3f1a4dff2f2ed1
SHA2568f19f6a2f8338113de5eb7f7192522674d59804f850f9d0636a417f324888b5a
SHA512dc11ddcbb8ad5c03e1758b136f09604423e6492933d40de4ef20f57d55abd649753fb9b257f5b1cffd124c2206a24b30738ad5f2862ed207eef1047725e71d6d
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641