Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-11-2024 20:01
Behavioral task
behavioral1
Sample
4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe
Resource
win7-20241010-en
General
-
Target
4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe
-
Size
1.2MB
-
MD5
d5a8368d962d69047e94dcf4ff8a3865
-
SHA1
70ec27144aa6ea6a4f13acdb3da1e78134888710
-
SHA256
4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9
-
SHA512
a02b9c1fc612cff9b829cae86c0134c375058d8b8dbcb08175fa7b9f76808681037a615796e4ec2df01ce2f38582920c01b0e003353aa9eba73a12bee85b507e
-
SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtip:WIwgMEuy+inDfp3/XoCw57XYBwKp
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/3320-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3320-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2020-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2588-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2588-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2020-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2588-55-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000b000000023b92-17.dat family_gh0strat behavioral2/memory/3320-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3320-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2020-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2588-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2588-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2020-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2588-55-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat -
Gh0strat family
-
Purplefox family
-
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\\240630843.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 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe -
Executes dropped EXE 6 IoCs
pid Process 3724 AK47.exe 2624 AK47.exe 3320 AK74.exe 2020 Ghiya.exe 2588 Ghiya.exe 4576 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 3724 AK47.exe 2892 svchost.exe 4576 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/4448-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4448-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000b000000023b8f-60.dat vmprotect behavioral2/memory/4448-69-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4448-72-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4448-75-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4448-79-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4448-82-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4448-85-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4448-88-0x0000000000400000-0x0000000000760000-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" 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\240630843.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 File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\240630843.txt AK47.exe -
resource yara_rule behavioral2/memory/3320-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3320-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3320-25-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2020-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2588-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2588-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2020-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2020-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2588-55-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3080 PING.EXE 2044 cmd.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\Local Settings 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3080 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2588 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3320 AK74.exe Token: SeLoadDriverPrivilege 2588 Ghiya.exe Token: 33 2588 Ghiya.exe Token: SeIncBasePriorityPrivilege 2588 Ghiya.exe Token: 33 2588 Ghiya.exe Token: SeIncBasePriorityPrivilege 2588 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4448 wrote to memory of 3724 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 86 PID 4448 wrote to memory of 3724 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 86 PID 4448 wrote to memory of 3724 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 86 PID 4448 wrote to memory of 2624 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 87 PID 4448 wrote to memory of 2624 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 87 PID 4448 wrote to memory of 2624 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 87 PID 4448 wrote to memory of 3320 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 89 PID 4448 wrote to memory of 3320 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 89 PID 4448 wrote to memory of 3320 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 89 PID 3320 wrote to memory of 2044 3320 AK74.exe 94 PID 3320 wrote to memory of 2044 3320 AK74.exe 94 PID 3320 wrote to memory of 2044 3320 AK74.exe 94 PID 2020 wrote to memory of 2588 2020 Ghiya.exe 95 PID 2020 wrote to memory of 2588 2020 Ghiya.exe 95 PID 2020 wrote to memory of 2588 2020 Ghiya.exe 95 PID 4448 wrote to memory of 4048 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 97 PID 4448 wrote to memory of 4048 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 97 PID 4448 wrote to memory of 4048 4448 4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe 97 PID 2044 wrote to memory of 3080 2044 cmd.exe 99 PID 2044 wrote to memory of 3080 2044 cmd.exe 99 PID 2044 wrote to memory of 3080 2044 cmd.exe 99 PID 2892 wrote to memory of 4576 2892 svchost.exe 105 PID 2892 wrote to memory of 4576 2892 svchost.exe 105 PID 2892 wrote to memory of 4576 2892 svchost.exe 105
Processes
-
C:\Users\Admin\AppData\Local\Temp\4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.exe"C:\Users\Admin\AppData\Local\Temp\4c3e9f869bb627f831db482ea0f9375b55769fe4178d8a2de9f0958be82507c9.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:4448 -
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:3724
-
-
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:2624
-
-
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:3320 -
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:2044 -
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:3080
-
-
-
-
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:4048
-
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:5084
-
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:2892 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240630843.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4576
-
-
C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2020 -
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:2588
-
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
-
Filesize
91KB
MD5423eb994ed553294f8a6813619b8da87
SHA1eca6a16ccd13adcfc27bc1041ddef97ec8081255
SHA256050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
SHA512fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
-
Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
-
Filesize
92B
MD529ce53e2a4a446614ccc8d64d346bde4
SHA139a7aa5cc1124842aa0c25abb16ea94452125cbe
SHA25656225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df
SHA512b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa
-
Filesize
753B
MD56aa3114fd82c45b5f1f0cb255bac679d
SHA187bf32da2fd990f5cdc7262d911c47488fffb319
SHA2569973a73e53f51117a964fbc01a39fc7243db237cfcc31016f60adc422b5b959b
SHA5126b2f9711189028b2d36f5ec64e33146172cb9031c70f501ef2e3956f19f5db2249d952e2487142806f9a3cf12eea56bdec81421b15caeedc2edddec9e965e7e4
-
Filesize
1.2MB
MD580a22aa01413d66ed805550c9f39afa9
SHA1c1e7b84370d5f2833ee96bc21fa7b82f1c43a0f5
SHA2565b00ed5c1ce04e5a7ebbc78aa580ab02d7d28b7ea94bbb8f24cf692ea9c26327
SHA51280a6ed5104bdb26b69d18deedf3a15b5ac6d9ac0175ec47184c4d71dc9d5812d8ae48714ba806c873b4c21ac4f1e902577037685085c42a09e86adcab4acc205
-
Filesize
49KB
MD5c9f5b8d84e62b26be2a331f77e133e5b
SHA1ce6610d7dde7dcf556fbd5b3a9d3623f13e718f0
SHA2565a58f7b536c00ea1a0219f4dd64eb97a767dabb3591fac3733ec2368c157808f
SHA512a39125b8e519ad3b1acb324ad31ffd3ee2c7dc7605cfad6b79c2b59e779e99175db9801aa1f74e2feff86c3222c53706ebd467c89054fdfcb80c0d910cc51491
-
Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641