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Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2024, 17:24
Static task
static1
Behavioral task
behavioral1
Sample
f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe
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Size
157KB
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MD5
f67fb6e8560fbd1130f21cb4726c3d8b
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SHA1
bdf8f804a26b6470c0026d2617a92195f6cea4f8
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SHA256
45379b2a4ab8f51a5c3317273dbe29a159f70f6d84739b5a3d8dc27c25a02d18
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SHA512
28eea5780818a4abb967e95b6b6c56003122d549f2ed4ba2804c0f47bcd99cd9e4f10110e4026deba2c0cd8407ccd19a66ae2a6b837be040af4b764cee3c1fbe
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SSDEEP
3072:6j9mD4Pa78AgZUUeXUbsCDUOBYJwyrN/sVywaEj1UszBt:6jYD4PawAJ1U4CDU3nh9wv1UABt
Malware Config
Signatures
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Modifies WinLogon 2 TTPs 8 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Startup = "EvWinLogon" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\StartShell = "EvWinLogon" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\DLLName = "wlogon.dll" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Asynchronous = "1" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Impersonate = "1" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\wlogon\Logon = "EvWinLogon" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\wlogon.dll f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\net.cpl f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\lcss.exe f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\crypto.dll f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe -
Modifies registry class 19 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\InprocServer32\ThreadingModel = "Both" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\ProgID\ = "WinCryptography.Encrypt.1" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\VersionIndependentProgID\ = "WinCryptography.Encrypt" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\ = "Windows Cryptography" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1\ = "Windows Cryptography" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB} f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\VersionIndependentProgID f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1\CLSID\ = "{310DE29C-0AD3-4A43-A2DB-221F1160CACB}" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CLSID f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1 f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\ = "Windows Cryptography" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CLSID\ = "{310DE29C-0AD3-4A43-A2DB-221F1160CACB}" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\InprocServer32 f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\ProgID f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CurVer\ = "WinCryptography.Encrypt.1" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt.1\CLSID f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{310DE29C-0AD3-4A43-A2DB-221F1160CACB}\InprocServer32\ = "crypto.dll" f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WinCryptography.Encrypt\CurVer f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 3992 f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe Token: SeDebugPrivilege 3992 f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f67fb6e8560fbd1130f21cb4726c3d8b_JaffaCakes118.exe"1⤵
- Modifies WinLogon
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:3992
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
210KB
MD5b222059b699b2858bdf6097790d06ef2
SHA19011d6710fb86099dd190b02027302c2062270de
SHA256d3641caa76e0ae524d6f3c6201f6115d71f16604c535ee761270b33e5da7ff36
SHA5123ee3b26e165d8907c24d668fbb4c5cc62b51c3ab8bbc2716ca6cdeb3739cce8ee8dfcb15c570bd612e2e8a707637b1bf9009fd5885c93b43da543716c94685f8
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Filesize
131KB
MD592e9a2f16de6f0af6bacade3ca73df52
SHA19ba512ac2e6f1380a7e49ef042573fbab1e73fc0
SHA2567a38c3b050e10e35a8f647a6c2b473a87a2ffb2df1d47881108d684915d22e16
SHA51209cc240ba2b25023f40d272344687eba554bfbaf1079e3eddff23d3d6e0f3fc28aee37b55bb2c161f1c5bd0c1d6139b3db25c869b7d0b12cd946a0277c289f46