Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
01/11/2024, 08:23
Behavioral task
behavioral1
Sample
64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe
Resource
win7-20241010-en
26 signatures
150 seconds
General
- Target 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe
- Size 1.2MB
- Sample241101-kadyksyerc
- SHA256 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9
- MD5 bec9ea769b41030154aed162b3467631
- SHA1 4f91d78b85e934937c6f4ca590d786fffe04769e
- SHA512 24ebe9c3199922020875a6e63b8386e437ea91f596481a37c09ab767b1d6875b907b8ecdb3c18516d38cb43c7eb9120959ad980b0d09fbd768d1fda127ad0366
- SSDEEP 24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiL:WIwgMEuy+inDfp3/XoCw57XYBwKL
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
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resource yara_rule behavioral2/memory/868-26-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/868-27-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2028-35-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2028-34-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4988-45-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4988-49-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4988-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit - Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0008000000023c9c-17.dat family_gh0strat behavioral2/memory/868-26-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/868-27-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2028-35-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2028-34-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4988-45-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4988-49-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4988-50-0x0000000010000000-0x00000000101BA000-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 - 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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe - Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe - Executes dropped EXE 5 IoCs
pid Process 3956 AK47.exe 2844 AK47.exe 868 AK74.exe 2028 Ghiya.exe 4988 Ghiya.exe - Loads dropped DLL 1 IoCs
pid Process 3956 AK47.exe -
resource yara_rule behavioral2/memory/4984-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4984-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0010000000023ca2-55.dat vmprotect behavioral2/memory/4984-60-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4984-63-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4984-66-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4984-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4984-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4984-76-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/4984-80-0x0000000000400000-0x0000000000760000-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" 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\240621109.txt AK47.exe File created C:\Windows\SysWOW64\240621109.txt AK47.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/868-24-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/868-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/868-27-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2028-35-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2028-34-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4988-45-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2028-32-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4988-49-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4988-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 5 IoCs
pid pid_target Process procid_target 2636 2844 WerFault.exe 85 2664 3956 WerFault.exe 84 1508 2844 WerFault.exe 85 3156 3956 WerFault.exe 84 4268 3956 WerFault.exe 84 - System Location Discovery: System Language Discovery 1 TTPs 8 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 WScript.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 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.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 - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3128 PING.EXE 3452 cmd.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 3128 PING.EXE - Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4988 Ghiya.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 868 AK74.exe Token: SeLoadDriverPrivilege 4988 Ghiya.exe Token: 33 4988 Ghiya.exe Token: SeIncBasePriorityPrivilege 4988 Ghiya.exe Token: 33 4988 Ghiya.exe Token: SeIncBasePriorityPrivilege 4988 Ghiya.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4984 wrote to memory of 3956 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 84 PID 4984 wrote to memory of 3956 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 84 PID 4984 wrote to memory of 3956 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 84 PID 4984 wrote to memory of 2844 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 85 PID 4984 wrote to memory of 2844 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 85 PID 4984 wrote to memory of 2844 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 85 PID 4984 wrote to memory of 868 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 98 PID 4984 wrote to memory of 868 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 98 PID 4984 wrote to memory of 868 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 98 PID 868 wrote to memory of 3452 868 AK74.exe 100 PID 868 wrote to memory of 3452 868 AK74.exe 100 PID 868 wrote to memory of 3452 868 AK74.exe 100 PID 2028 wrote to memory of 4988 2028 Ghiya.exe 101 PID 2028 wrote to memory of 4988 2028 Ghiya.exe 101 PID 2028 wrote to memory of 4988 2028 Ghiya.exe 101 PID 4984 wrote to memory of 708 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 102 PID 4984 wrote to memory of 708 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 102 PID 4984 wrote to memory of 708 4984 64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe 102 PID 3452 wrote to memory of 3128 3452 cmd.exe 108 PID 3452 wrote to memory of 3128 3452 cmd.exe 108 PID 3452 wrote to memory of 3128 3452 cmd.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.exe"C:\Users\Admin\AppData\Local\Temp\64d7758d89651147a620fd3570161f163f84d1313dea7013d920dbdca33db4f9.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:4984 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:3956 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3956 -s 4923⤵
- Program crash
PID:2664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3956 -s 4683⤵
- Program crash
PID:3156
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3956 -s 4483⤵
- Program crash
PID:4268
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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:2844 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 3483⤵
- Program crash
PID:2636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 3563⤵
- Program crash
PID:1508
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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:868 -
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:3452 -
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:3128
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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:708
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3956 -ip 39561⤵PID:2792
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 2844 -ip 28441⤵PID:2628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3956 -ip 39561⤵PID:2448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2844 -ip 28441⤵PID:3692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3956 -ip 39561⤵PID:4824
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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:2028 -
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:4988
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\AK47.exe
- Size 91KB
- SHA256 050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
- MD5 423eb994ed553294f8a6813619b8da87
- SHA1 eca6a16ccd13adcfc27bc1041ddef97ec8081255
- SHA512 fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
- SSDEEP 1536:NkreMb6hxIg9ac5zBj+alf1H9jfbyqkY4ZvoDUb/gJOtJYHB9ElHSah/P6:ebYIiawzBjPp1H9ovoDa/gJaJYHBWZSs
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\AK74.exe
- Size 400KB
- SHA256 3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
- MD5 b0998aa7d5071d33daa5b60b9c3c9735
- SHA1 9365a1ff0c6de244d6f36c8d84072cc916665d3c
- SHA512 308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
- SSDEEP 6144:kSutg448cyV/q/T9yl/128y05cpn7zMpvF3CuFxZrPgfsxRAjXxbClDVC:hutTZV/qb9ylN28aE2GThX8xbB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini
- Size 92B
- SHA256 56225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df
- MD5 29ce53e2a4a446614ccc8d64d346bde4
- SHA1 39a7aa5cc1124842aa0c25abb16ea94452125cbe
- SHA512 b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
- Size 753B
- SHA256 33578e675fabc7385b1bedb4b8daf725b0aa5e5d666ac5878d8f766310ac0b98
- MD5 0cf5aeb45039b0c49cbd1d766eb491e2
- SHA1 ea103e93071ff82dc89788e39523eedf7b240873
- SHA512 07e0d3a35c43194a7d444d3f15d408b5a238ca5e1700a0bab89fc13facb5378a87e98cae372eba06ea40b79c3a14421e9b5a6b0c77fd1d66ae1d7c4f3f9496ca
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
- Size 1.2MB
- SHA256 f7572dc9e38ab1fc9b4bc939f047364df4d4de726b8dc6c50f3ffbcd912c8dce
- MD5 1ece7ab3b60f07d3b55a3c0fddc51d4f
- SHA1 cb1612397a6eb42c13f28a312c155da14a109dd4
- SHA512 50a87d2ff166a59c3e4fac3906d047baf6a977df076316859824c284e27a08e1fa057858f962031b96d9d465cd4950db45c0ef33654d99d92a0c513b4f8a4fa8
- SSDEEP 24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtii:WIwgMEuy+inDfp3/XoCw57XYBwKi
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\240621109.txt
- Size 49KB
- SHA256 d77bdc01d764690a2b159ebf18fd5923b75add50988dd928a55c0327f4ecc0b0
- MD5 6619ded17a3989a4ad2d055d3f5005e1
- SHA1 2fad15bfcbc304f40fa874565bff07471e4a3432
- SHA512 24e5b9b257f3669c27bf1df575d373bddba86f65a804430e6536327a4983623035ee3e06d375e5ce0f2b150efb35638001ea0e3792f5c5f09f31850243a46a34
- SSDEEP 1536:CDwMsml26T5zBj+alf1H9jfbyqkY4ZvoDUb/gJO0JYHB9ElHS:Cn7zBjPp1H9ovoDa/gJbJYHBWZS
- MD5 SHA1 SHA512 SSDEEP