Analysis
- max time kernel
143s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
18/07/2024, 01:47
Static task
static1
Behavioral task
behavioral1
Sample
55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe
Resource
win7-20240705-en
General
- Target 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe
- Size 1.5MB
- Sample240718-b7htcszbpj
- SHA256 684036adf28f3fd61de6309f04c081158f56daa810742ca01b1ff132dcddc579
- MD5 55add9edfc6554324406ec3c3f6a28ba
- SHA1 3caccd46b1ca4944f3b88f7aa241900b09c99818
- SHA512 6ecb4eb04ab43b2d1827eefa221e25d07b925f7e719aa8c1b1170c1c2d27e1fb79a1b8a1334eb075a5c51161348c196ec51b14ccf7b3d1ebaa9ae81d1d86697c
- SSDEEP 24576:sHowcKaJsy4JzFsef1K7ywjcFT3qgoFp5nM5MJGwy7XNBvVGht:sHXA+yaFsew7sFbqt75n/GwsXTVS
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
darkcomet
-
Guest16
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darkcomet2013.no-ip.biz:1500
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192.168.1.71:1500
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DC_MUTEX-0CL16WC
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InstallPath
MSDCSC\msdcsc.exe
-
gencode
afvedzjJwqrq
-
install
true
-
offline_keylogger
true
-
persistence
true
-
reg_key
MicroUpdate
Extracted
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darkcomet
-
Mise a j
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city972.no-ip.biz:1550
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DC_MUTEX-R6CBWTY
-
gencode
mhm0aGqb433o
-
install
false
-
offline_keylogger
true
-
persistence
false
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\MSDCSC\\msdcsc.exe" AppLaunch.exe - Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2712 attrib.exe 8 attrib.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe Key value queried \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation JUUU.EXE - Executes dropped EXE 4 IoCs
pid Process 4036 JUUU.EXE 2704 PROTECTED.EXE 2484 VSCover.exe 2420 msdcsc.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Windows\\system32\\MSDCSC\\msdcsc.exe" AppLaunch.exe Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\VSCover.exe" VSCover.exe - Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\MSDCSC\msdcsc.exe AppLaunch.exe File opened for modification C:\Windows\SysWOW64\MSDCSC\msdcsc.exe AppLaunch.exe File opened for modification C:\Windows\SysWOW64\MSDCSC\ AppLaunch.exe - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2704 set thread context of 1236 2704 PROTECTED.EXE 88 PID 4036 set thread context of 3156 4036 JUUU.EXE 89 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727 attrib.exe File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe attrib.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ AppLaunch.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4036 JUUU.EXE 4036 JUUU.EXE 2484 VSCover.exe 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE 4036 JUUU.EXE - Suspicious use of AdjustPrivilegeToken 51 IoCs
description pid Process Token: SeDebugPrivilege 2704 PROTECTED.EXE Token: SeDebugPrivilege 4036 JUUU.EXE Token: SeIncreaseQuotaPrivilege 1236 AppLaunch.exe Token: SeSecurityPrivilege 1236 AppLaunch.exe Token: SeTakeOwnershipPrivilege 1236 AppLaunch.exe Token: SeLoadDriverPrivilege 1236 AppLaunch.exe Token: SeSystemProfilePrivilege 1236 AppLaunch.exe Token: SeSystemtimePrivilege 1236 AppLaunch.exe Token: SeProfSingleProcessPrivilege 1236 AppLaunch.exe Token: SeIncBasePriorityPrivilege 1236 AppLaunch.exe Token: SeCreatePagefilePrivilege 1236 AppLaunch.exe Token: SeBackupPrivilege 1236 AppLaunch.exe Token: SeRestorePrivilege 1236 AppLaunch.exe Token: SeShutdownPrivilege 1236 AppLaunch.exe Token: SeDebugPrivilege 1236 AppLaunch.exe Token: SeSystemEnvironmentPrivilege 1236 AppLaunch.exe Token: SeChangeNotifyPrivilege 1236 AppLaunch.exe Token: SeRemoteShutdownPrivilege 1236 AppLaunch.exe Token: SeUndockPrivilege 1236 AppLaunch.exe Token: SeManageVolumePrivilege 1236 AppLaunch.exe Token: SeImpersonatePrivilege 1236 AppLaunch.exe Token: SeCreateGlobalPrivilege 1236 AppLaunch.exe Token: 33 1236 AppLaunch.exe Token: 34 1236 AppLaunch.exe Token: 35 1236 AppLaunch.exe Token: 36 1236 AppLaunch.exe Token: SeIncreaseQuotaPrivilege 3156 AppLaunch.exe Token: SeSecurityPrivilege 3156 AppLaunch.exe Token: SeTakeOwnershipPrivilege 3156 AppLaunch.exe Token: SeLoadDriverPrivilege 3156 AppLaunch.exe Token: SeSystemProfilePrivilege 3156 AppLaunch.exe Token: SeSystemtimePrivilege 3156 AppLaunch.exe Token: SeProfSingleProcessPrivilege 3156 AppLaunch.exe Token: SeIncBasePriorityPrivilege 3156 AppLaunch.exe Token: SeCreatePagefilePrivilege 3156 AppLaunch.exe Token: SeBackupPrivilege 3156 AppLaunch.exe Token: SeRestorePrivilege 3156 AppLaunch.exe Token: SeShutdownPrivilege 3156 AppLaunch.exe Token: SeDebugPrivilege 3156 AppLaunch.exe Token: SeSystemEnvironmentPrivilege 3156 AppLaunch.exe Token: SeChangeNotifyPrivilege 3156 AppLaunch.exe Token: SeRemoteShutdownPrivilege 3156 AppLaunch.exe Token: SeUndockPrivilege 3156 AppLaunch.exe Token: SeManageVolumePrivilege 3156 AppLaunch.exe Token: SeImpersonatePrivilege 3156 AppLaunch.exe Token: SeCreateGlobalPrivilege 3156 AppLaunch.exe Token: 33 3156 AppLaunch.exe Token: 34 3156 AppLaunch.exe Token: 35 3156 AppLaunch.exe Token: 36 3156 AppLaunch.exe Token: SeDebugPrivilege 2484 VSCover.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3156 AppLaunch.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4696 wrote to memory of 4036 4696 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe 84 PID 4696 wrote to memory of 4036 4696 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe 84 PID 4696 wrote to memory of 4036 4696 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe 84 PID 4696 wrote to memory of 2704 4696 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe 86 PID 4696 wrote to memory of 2704 4696 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe 86 PID 4696 wrote to memory of 2704 4696 55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe 86 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 2704 wrote to memory of 1236 2704 PROTECTED.EXE 88 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 4036 wrote to memory of 3156 4036 JUUU.EXE 89 PID 1236 wrote to memory of 3884 1236 AppLaunch.exe 90 PID 1236 wrote to memory of 3884 1236 AppLaunch.exe 90 PID 1236 wrote to memory of 3884 1236 AppLaunch.exe 90 PID 1236 wrote to memory of 2408 1236 AppLaunch.exe 91 PID 1236 wrote to memory of 2408 1236 AppLaunch.exe 91 PID 1236 wrote to memory of 2408 1236 AppLaunch.exe 91 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 1236 wrote to memory of 4624 1236 AppLaunch.exe 93 PID 4036 wrote to memory of 2484 4036 JUUU.EXE 96 PID 4036 wrote to memory of 2484 4036 JUUU.EXE 96 PID 4036 wrote to memory of 2484 4036 JUUU.EXE 96 PID 2408 wrote to memory of 2712 2408 cmd.exe 97 PID 2408 wrote to memory of 2712 2408 cmd.exe 97 PID 2408 wrote to memory of 2712 2408 cmd.exe 97 PID 3884 wrote to memory of 8 3884 cmd.exe 98 - Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2712 attrib.exe 8 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\55add9edfc6554324406ec3c3f6a28ba_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4696 -
C:\Users\Admin\AppData\Local\Temp\JUUU.EXE"C:\Users\Admin\AppData\Local\Temp\JUUU.EXE"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4036 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe3⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3156
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\VSCover.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\VSCover.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2484
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-
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C:\Users\Admin\AppData\Local\Temp\PROTECTED.EXE"C:\Users\Admin\AppData\Local\Temp\PROTECTED.EXE"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2704 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe3⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1236 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" +s +h4⤵
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" +s +h5⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:8
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-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h4⤵
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h5⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:2712
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-
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C:\Windows\SysWOW64\notepad.exenotepad4⤵PID:4624
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C:\Windows\SysWOW64\MSDCSC\msdcsc.exe"C:\Windows\system32\MSDCSC\msdcsc.exe"4⤵
- Executes dropped EXE
PID:2420
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-
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\JUUU.EXE
- Size 696KB
- SHA256 95600610d4b35d15b1c2b03ca2e23f35f4c9d3fd59d411ba13ef46242c7c4be5
- MD5 3e6635dbb2af4a96e6f3b832f3263a37
- SHA1 80e8176f3ee2420683c3319bd41fee036e5a8623
- SHA512 9e10748684681a813dde149652aae51461b681fd9186beb1c6870ea7209c2bd06448c0e5c6ef1651ed160b7f1213144e1ffc6c221fb87b675d74eeffd1035fde
- SSDEEP 12288:YEAowe93XFjKamAOgzs5DiV4kIUGEWF89lFz2f1K7yq7Xz+R6cca3qg:mowcKaJsy4JzFsef1K7ywjcFT3qg
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\PROTECTED.EXE
- Size 738KB
- SHA256 07d906ee9b0624eaed994fb55bfc114d01182fcb3abb4fee6e92e018928ef368
- MD5 11ed60e333707ff42507063aacc0996d
- SHA1 c8acc8ba6f633dd6853d9d7226e477c9ba6c1546
- SHA512 7c31577f5eb72b5da4e8080352ec614a26757884c62f241721cf789fcaf05ef84002a68eded9f2a115768608ce89d50ebd30977df3153cc0e21d1a3ea987ac97
- SSDEEP 12288:XEAFpZRiEcWMqWOSbKLUkZJGwyVlVtN79VVaCVGhtnd:JFp5nM5MJGwy7XNBvVGht
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\VSCover.exe
- Size 9KB
- SHA256 be262699cd942a22fc312fd0b9f9342f918dd12a1a3eed021f6638cd001332f9
- MD5 dc6d36a7c55a3db3716acaa74ed4d7a0
- SHA1 e523a92df2d58f32a5c2a737b876633f5ef4096a
- SHA512 b2441a7998ddf3b32a3eada6b780f1cd6838dad2055a0c560a284b0f6babfdcc23decdeae9bed2078796e2a8fd587aadf092af6fad2c01c9fc3b8386338800d0
- SSDEEP 192:Esv5kBApeJTjC4cfRPMRyqcHA329o1h1y6WKwWr:xCgHA329oD86WKwW
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\MSDCSC\msdcsc.exe
- Size 57KB
- SHA256 7fd4f35aff4a0d4bfaae3a5dfb14b94934276df0e96d1a417a8f3693915e72c8
- MD5 454501a66ad6e85175a6757573d79f8b
- SHA1 8ca96c61f26a640a5b1b1152d055260b9d43e308
- SHA512 9dc3b9a9b7e661acc3ac9a0ff4fd764097fc41ccbc2e7969cae9805cc693a87e8255e459ea5f315271825e7e517a46649acc8d42122a8018264cc3f2efa34fb7
- SSDEEP 1536:ZNjIcq3kESJ3Us2d5n0JrxLpOtMkcXeiu:ZNjEkEAYdWJrppOtMkcXe
- MD5 SHA1 SHA512 SSDEEP